圣诞作业2
TheTwelvedaysofChristmas圣诞节的12天
TheTwelvedaysofChristmas圣诞节的12天The Twelve days of Christmas 圣诞节的12天Anne Geddes出生在澳大利亚，后移居新西兰。
她是世界上最著名的儿童摄影师之一。
她曾经以《The Twelve Days of Christmas》为主题拍摄了一组可爱无比的儿童摄影作品。
The Twelve days of Christmas. On the first day of Christmas, my true love gave to me: A partridge in a pear tree.在圣诞节的第一天，我的真爱送我：一只站在梨树上的鹧鸪鸟。
On the second day of Christmas, my true love gave to me: Two turtle doves, And a partridge in a pear tree.在圣诞节的第二天，我的真爱送我：两只鸠、及一只站在梨树上的鹧鸪鸟。
On the third day of Christmas, my true love gave to me: Three French hens, Two turtle doves, And a partridge in a pear tree.在圣诞节的第三天，我的真爱送我：三只法国母鸡、两只鸠、及一只站在梨树上的鹧鸪鸟。
On the fourth day of Christmas, my true love gave to me: Four calling birds, Three French hens, Two turtle doves, And a partridge in a pear tree.在圣诞节的第四天，我的真爱送我：四只鸣唱的鸟儿、三只法国母鸡、两只鸠、及一只站在梨树上的鹧鸪鸟。
On the fifth day of Christmas, my true love gave to me: Five golden rings; Four calling birds, Three French hens, Two turtle doves, And a partridge in a pear tree.在圣诞节的第五天，我的真爱送我：五只金戒指、四只鸣唱的鸟儿、三只法国母鸡、两只鸠、及一只站在梨树上的鹧鸪鸟。
弗兰妮的5个夜晚黄油圣诞节第2关攻略
弗兰妮的5个夜晚黄油圣诞节第2关攻略【引言】大家好，这里是人工智能助手，今天为大家带来弗兰妮的5个夜晚黄油圣诞节第2关的攻略。
本关卡以圣诞节为主题，玩家需要帮助弗兰妮度过这五个充满惊奇的夜晚。
接下来，让我们详细了解本关的攻略要点。
【弗兰妮的5个夜晚黄油圣诞节第2关概述】在第二个夜晚，弗兰妮发现自己被困在一个神秘的房间中，房间内摆放着各种圣诞装饰品，如圣诞树、礼物、雪人等。
玩家需要引导弗兰妮寻找线索，解开谜题，最终逃离房间。
【关卡攻略要点】1.观察房间内的圣诞装饰品，找到线索。
2.破解谜题，获得钥匙或其他道具。
3.按照线索和道具的使用顺序，逐步推进关卡。
【具体攻略步骤】1.首先，仔细观察房间，发现圣诞树上的谜题。
根据谜题提示，找到对应的线索。
2.在房间角落找到一个破损的礼物盒，里面有一把钥匙。
将钥匙插入圣诞树旁的锁孔，解锁一个新的区域。
3.进入新区域后，观察墙上的画作，找到与画作中人物对应的道具。
将道具放置在画作旁的空地上，解开谜题。
4.返回原来的区域，发现之前解锁的区域有一个雪人。
将找到的鼻子、眼睛和嘴巴装饰雪人，使其完整。
完成后，雪人附近会出现一个新的线索。
5.根据新的线索，找到一把钥匙。
将钥匙插入房间另一侧的锁孔，解锁最后一个区域。
6.在最后一个区域，找到一张卡片。
阅读卡片，了解谜题的解答方法。
将解答方法应用于房间内的装饰品，解开最后一个谜题。
7.完成所有谜题后，找到房间出口，逃离第二个夜晚。
【总结与建议】弗兰妮的5个夜晚黄油圣诞节第2关以圣诞节为主题，巧妙地设计了各种谜题和线索。
在解题过程中，玩家需细心观察房间内的装饰品，找到规律，并按照顺序使用道具。
通过这一关卡，锻炼了玩家的观察力和逻辑思维能力。
在接下来的关卡中，玩家可以期待更多有趣和富有挑战的谜题。
A Christmas Carol 圣诞颂歌 CHAPTER 2
A Christmas Carol 圣诞颂歌CHAPTER 2 An Uncharitable Man 第二章一个无情的人Almost immediately after Scrooge’s nephew left, two other people came in. They were large, good-looking men who, with their hats off, went into Scrooge’s office. They had papers in their hands.”Scrooge and Marley’s, I believe,” said one of the men. “Am I speaking to Mr. Scrooge or Mr. Marley?”斯克罗吉的侄子刚一走，另外两个人就进来了。
他们都是身材高大、相貌英俊的男人，脱帽走进了斯克罗吉的办公室。
他们手里拿着文件。
”我想是斯克罗吉和马利的酒吧。
”其中一个人说。
“你是斯克罗吉先生还是马利先生?”“Mr. Marley died seven years ago, this very night,” Scrooge replied.“先生。
“马利七年前的今天晚上死了，”斯克罗吉回答说。
“Then we are sure you will be as generous as he was,” said one of the gentlemen, handing Scrooge his name card. “At this time of the year, it is usual for people to give generously to the poor. Thousands of people, Mr. Scrooge, do not have enough food or warm clothing. Many have no homes.”“那么我们相信你会像他一样慷慨的，”其中一位绅士说着把名片递给了斯克罗吉。
圣诞节可做的事情英语作文
圣诞节可做的事情英语作文Christmas is my favorite time of the year. It’s a time when family and friends come together to celebrate love, joy, and togetherness. It’s also a great opportunity to relax, have fun, and create lasting memories. In this article, I will suggest some activities that you can do on Christmas to make it even more special.1. Decorating the Christmas tree:One of the traditional activities on Christmas is decorating the Christmas tree. Gather the family members together and let each person hang ornaments and lights on the tree. This is a great opportunity to share stories and memories associated with the ornaments you have collected over the years. Don’t forget to play some Christmas carols and have hot chocolate or mulled wine while decorating the tree.2. Baking cookies:Christmas is a perfect time to unleash your inner baker. Gather your favorite cookie recipes and spend the day baking batch after batch of delicious cookies. You can make traditional Christmas cookies like gingerbread or sugar cookies in festive shapes. Get creative with the decorating, using icing, sprinkles, and colored sugar. Pack the cookies in pretty boxes or tins and give them as gifts to family, friends, and neighbors.3. Watching Christmas movies:Nothing beats the cozy feeling of snuggling up with your loved ones and watching classic Christmas movies. Choose from a variety of heartwarming movies like "Home Alone," "It's a Wonderful Life," "A Christmas Carol," or "Elf." You can also marathon your favorite Christmas TV shows or binge-watch a popular series. Don't forget to pop some popcorn and prepare some snacks to make movie night even more enjoyable.4. Going ice skating:If you live in an area that gets cold in December, ice skating is a must-do Christmas activity. Find a local ice rink and gather your family or friends for an afternoon or evening of fun. Ice skating brings a sense of nostalgia and is a great way to embrace the festive season. Don't worry if you're not an expert skater; it's all about having fun and creating memories.5. Volunteering:Christmas is a time for giving, and what better way to spread joy and cheer than by volunteering? There are numerous volunteer opportunities during the holiday season. You can serve meals at a homeless shelter, distribute gifts to underprivileged children, or visit nursing homes to spend time with the elderly. Giving back not only helps those in need but also fills your heart with gratitude and happiness.6. Having a Christmas movie marathon:Take your love for Christmas movies to the next level by hosting a Christmas movie marathon. Set up a cozy viewing area with blankets, pillows, and a big screen, and invite friends and family over for a day of non-stop movie-watching. Create a schedule with a mix of classic and modern movies, and don't forget the snacks and drinks. Update your social media profiles and let everyone know about your epic movie day.7. Hosting a Christmas party:If you enjoy hosting gatherings, then hosting a Christmas party will be right up your alley. Plan a festive evening with Christmas decorations, music, and themed food and drinks. You can have a gift exchange or play games like charades or Christmas trivia. Don't forget to capture the memories with photos and videos. A Christmas party is a great way to bring loved ones together and create joyful memories.8. Taking a family photo:Capture the joy and happiness of the season by taking a family photo. Pick a beautiful location, dress up in your best Christmas outfits, and strike a pose. You can hire a professional photographer or use a self-timer on your camera or phone. This photo can be used for Christmas cards, framed as a decoration, or shared on social media to spread holiday cheer.9. Visiting a Christmas market:If you have a Christmas market in your area, visiting it is a fantastic way to get into the holiday spirit. Stroll through the market, admiring the twinkling lights, beautifully decorated stalls, and the festive atmosphere. You can find unique gifts, handmade crafts, delicious food, and warm drinks like mulled wine and hot chocolate. It's a great opportunity to support local businesses and experience the magic of Christmas.10. Reflecting and giving gratitude:While Christmas is filled with excitement and joy, it's also a time to reflect on the year that has passed and give thanks. Take some time to sit quietly and think about the blessings and challenges you've experienced. Write a gratitude list and express appreciation for the things and people you are grateful for. This practice of gratitude helps you stay present, appreciate the little things, and set positive intentions for the coming year.In conclusion, Christmas is a special time for celebration, love, and joy. By engaging in activities like decorating the Christmas tree, baking cookies, watching movies, volunteering, and hosting parties, you can make the holiday season even more memorable and meaningful. Remember that the most important thing is to spend quality time with your loved ones, creating beautiful memories that will last a lifetime.。
关于圣诞节的二年级高分作文5篇
关于圣诞节的二年级高分作文5篇一年级圣诞节作文1今天我们班级搞了一个欢快的活动来庆祝圣诞节。
教室里布置的非常漂亮。
后面的黑板被几位妈妈的巧手布置的绚丽多彩，有洁白的雪花，有五颜六色的英文，还有几个可爱的圣诞老人被老师粘在那里——教室中两扇门都被挂上了五颜六色的彩带。
下午的第二课，我们的活动正式开始。
我们一共有五个节目：第一个节目是“传铅笔袋”，音乐停下来的时候，铅笔袋在哪位同学手上，那个同学就要表演一个节目。
第二个节目是“装扮圣诞老人的容颜”。
第三个节目是“抢凳子”。
第四个节目是“换礼物”。
第五个节目是“报到号次的同学上讲台拿礼物”。
每一个节目都很精彩，大家玩的很HAPPY。
我们每个人都收到了礼物。
真是一个难忘的圣诞节。
一年级圣诞节作文2今天，我折了三个爱心，有两个蓝色的、有一个红色的。
我分别送给送给了唐斯佳、叶书尔、计芯如。
第一个爱心是送给唐斯佳同学的。
当唐斯佳收到以后，用高兴的目光看了我一眼，一瞬间她就不见了。
我折的第二个爱心想送给叶书尔。
刚折完的时候，上课铃声响了，我飞快地跑过去，把爱心送给她。
第三个爱心给谁呢?我心里在想：计芯如上次这么喜欢我折的爱心，我今天也要祝她圣诞节快乐嘛。
可是当我折完的时候，上课铃声又响了。
可是计芯如怎么会在走廊上呢?我看了一下功课表，原来是体育课呀!当我想把爱心给计芯如的时候，我问她：“你要不要我折的爱心。
”计芯如连声说：“我要，我要，我当然要!”就这样，我把我折的爱心送给了三位同学。
我希望大家圣诞快乐!一年级圣诞节作文3诞节到了，每个小朋友的家里都摆上了圣诞树，小红在学校里跟她最好的伙伴说“今天晚上可不可以到我家里来过圣诞节?”他们都说：“好的”。
到了晚上，他们来了有：小强、小白、梅梅和小花，当他们推开门一看，“哇”的一声叫起来，“真漂亮啊!”，家里有一棵很大的圣诞树，上面挂满圣诞小礼物和彩色的灯，桌上有很多好吃的糖果和水果，地上还有很多玩具。
接着她们坐在沙发上唱起了关于圣诞节的歌。
弗兰妮的5个夜晚黄油圣诞节第2关攻略
弗兰妮的5个夜晚黄油圣诞节第2关攻略
【实用版】
目录
1.弗兰妮的 5 个夜晚黄油圣诞节第 2 关攻略简介
2.攻略的具体步骤和要点
3.攻略的实用性和价值
正文
弗兰妮的 5 个夜晚黄油圣诞节第 2 关攻略是针对一款热门游戏“弗兰妮的 5 个夜晚”中的黄油圣诞节第 2 关的攻略。
这个攻略详细地介绍了如何通过这一关卡，对于那些在游戏中遇到困难的玩家来说，无疑是一份宝贵的礼物。
攻略的具体步骤和要点如下：
首先，玩家需要充分了解这一关卡的地图和怪物分布。
黄油圣诞节第
2 关的关卡设计较为复杂，玩家需要在开始游戏之前对其进行充分的了解，以便在游戏中更好地规划自己的行动路线。
其次，玩家需要掌握游戏中的各种道具和技能的使用方法。
在黄油圣诞节第 2 关中，玩家需要运用各种道具和技能来击败怪物，因此，掌握
这些道具和技能的使用方法至关重要。
再次，玩家需要具备良好的团队协作能力。
在黄油圣诞节第 2 关中，玩家需要与其他玩家进行团队协作，共同完成任务。
因此，具备良好的团队协作能力是通关的关键。
最后，玩家需要保持冷静，不慌不忙地应对各种突发情况。
在游戏中，怪物的攻击和地图的设计都会给玩家带来一定的压力，因此，保持冷静，不慌不忙地应对各种突发情况，是通关的重要保障。
总之，弗兰妮的 5 个夜晚黄油圣诞节第 2 关攻略是一篇实用性强、
价值高的攻略，对于那些在游戏中遇到困难的玩家来说，无疑是一份宝贵的礼物。
五年级下册英语第二单元作文圣诞节
五年级下册英语第二单元作文圣诞节全文共6篇示例，供读者参考篇1Christmas Is The Best!Wow, we just started the second unit in our English textbook and it's all about Christmas! Christmas is definitely my favorite holiday. I get so excited for it every year.In this unit, we're learning about how Christmas is celebrated in different countries around the world. It's really interesting to see all the various traditions. Like in England, they burn the Christmas pudding and make a wish! How cool is that? I'd probably wish for a million video games or something.We also learned about some of the history behind Christmas traditions. Did you know that decorating trees actually started in Germany way back in the 1500s? And hanging stockings over the fireplace came from an old legend about a poor man who couldn't afford dowries for his daughters to get married. Pretty wild stuff!My absolute favorite part about Christmas though has to be all the awesome presents. I go absolutely bonkers making my wish list every year. This year I've got my eye on the latest gaming system, some crazy new Lego sets, and maybe a pet lizard if my parents will allow it. Keeping my fingers crossed on that one!Actually, you know what the real best part is? The look on my parents' faces when I come bounding down the stairs at 5am and see all the presents under the tree. That moment of pure joy and excitement is what Christmas is all about for me.Of course, I try not to be too greedy. We always adopt a family in need and get them presents and food for the holidays. It feels really good to give back and make sure everybody can experience that Christmas magic, you know? My parents are super serious about charity work, but I don't mind pitching in one bit during the holidays.Baking Christmas cookies is another huge tradition in our house. We've got these ancient recipes that have been passed down for generations. Snickerdoodles, peanut butter blossoms, raspberry thumbprints - you name it, we make it. And let me tell you, licking those beaters is a religious experience.I've got so many funny Christmas memories too. Like the time I was really little and tried to stay up all night to catch Santa.I must have drifted off around 9pm because the next thing I knew it was morning and there were presents everywhere! Dang, he's a tricky one.Or two years ago when my uncle got a little too much eggnog and started telling these ridiculous jokes nonstop. "What did one Christmas ornament say to the other? Hang in there!" Get it? Hang in there? Like they were hanging on the tree? Yeah, he just about killed himself laughing over that one.What else...oh, of course I can't forget about Grandma's famous Christmas sweaters. Good gravy, these things are out of control. Flashing lights, puffy snowmen appliques, bows made of yarn - they're like utter sensory overload. But you know what? I wouldn't have it any other way. Grandma's sweaters are as essential to our Christmas as Santa himself.I'm getting carried away here, but I just love Christmas so much. The twinkly lights, the cheery music, the general merriment in the air - it just fills me with so much happiness. I wish I could bottle up that Christmas spirit and drink it all year long.Our family has a bunch more wacky Christmas Eve traditions that I can't wait to tell you about. There's this one game we play every year called the Saran Wrap Ball where...you know what, I probably shouldn't give away all the juicy details. You'll just have to ask me about it next time you see me!Well, I could ramble about Christmas forever, but I should probably stop here. I've got so much more to learn in this unit and I can't wait! We're going to practice writing letters to Santa, learn some classic Christmas carols, and maybe even put on a silly little play. However we celebrate, I know it's going to be a holly, jolly, phenom-enal time!So that's Christmas in a nutshell. Well, a really, really big nutshell. It's hands-down, no-contest, far-and-away my favorite time of the year. Keep your eyes peeled, because before you know it, this Christmas-crazy kid is going to be decking the halls like nobody's business!篇2Christmas is My Favorite Holiday!Hi everyone! My name is Emma and I'm going to tell you all about why Christmas is the best holiday ever. There's just so much to love about it! Christmas comes once a year onDecember 25th, and the whole month leading up to it is filled with fun and festive activities.One of the best things about Christmas is getting to decorate the house. My mom, dad, brother and I always put up our Christmas tree together a few weeks before the big day. We string up lights all around the living room and hang ornaments on the tree. My favorite ones are the handmade ornaments I made in school over the years. There are popsicle stick sleds, construction paper Santas, and even a macaroni picture frame with my 1st grade photo in it! Decorating makes the whole house feel so warm and cozy.Another tradition I love is baking Christmas cookies and treats. Every year, my mom's side of the family gets together a few days before Christmas to have a big baking day. My aunt, uncle, grandma, mom and I spend all day in the kitchen whipping up batches of sugar cookies, gingerbread people, fudge, peppermint bark and more! We play Christmas music and take turns decorating the cookies with frosting and sprinkles. At the end, we package up boxes of the treats to give as gifts to friends, neighbors and teachers. My favorite part is definitelytaste-testing along the way!Once we get a little closer to Christmas day, my family starts watching a different holiday movie every night. Some of the classics we watch every year are Elf, The Polar Express, Home Alone, and Rudolph the Red-Nosed Reindeer. My brother and I cuddle up with hot chocolate and cookies while we laugh at the silly parts. Even though we've seen them a million times, they never get old!Speaking of Rudolph, one of the most exciting nights of the season is going to look at Christmas lights! My parents bundle us up in our warmest clothes and we drive around town looking at all the beautifully decorated houses. Some people go all out with massive light displays synchronized to music! We ooh and ahh at all the bright, twinkling lights in the shapes of Santas, reindeer, candy canes and more. My favorite ones are the houses with those classic big, bright bulbs. Afterwards, we go home and warm up with mugs of hot apple cider. Yum!On Christmas Eve, we always go to my grandparents' house for a big family dinner with all of my aunts, uncles and cousins. We have an amazing feast with a huge turkey, mashed potatoes, stuffing and all the fixings. For dessert, we indulge in slices of grandma's famous homemade pie. After our bellies are full, we head home to begin getting ready for Santa's arrival. We lay outcarrots for the reindeer, bake fresh cookies and a glass of milk for Santa, and make sure our Christmas stockings are hung up by the fireplace. Right before bed, my mom reads us The Night Before Christmas. Then we try our best to fall asleep!Of course, the best part of Christmas is waking up in the morning to see what Santa brought! My brother and I can never sleep in past 6am because we are too excited. We race downstairs to see tons of beautifully wrapped presents under the tree waiting for us. We take turns opening them one by one, being careful to not rip the wrapping paper too quickly. Santa always knows exactly what to bring - whether it's the toy I asked for or a fun surprise! One year, I got my very first bike from Santa.I was so happy that I cried happy tears. After all the presents, we eat a special Christmas morning breakfast of cinnamon rolls or pancakes shaped like Christmas trees. Yum!In the afternoon, we head back to my grandparents' for even more food and quality time with my extended family. We play board games, watch the Christmas parade on TV, and tell stories while sipping hot cocoa. At the end of the night, we go home feeling extra thankful for our loved ones and for another wonderful Christmas season.Christmas truly is the most magical time of the year! From start to finish, the entire holiday is filled with fun traditions, special memories, and quality time spent with the people I love most. I can't wait until next Christmas when I get to do it all over again. Spending the season surrounded by twinkling lights, delicious treats, family and cheer is what Christmas is all about!篇3Christmas is the Best Time of the Year!Hi friends! I'm so excited because my favorite holiday is coming up really soon - Christmas! There are so many fun things about Christmas that I love. Let me tell you all about it.First of all, Christmas is the most wonderful time of year for decorations. In my neighborhood, everyone puts up bright, colorful lights all over their houses and lawns. Some people even make huge light-up displays that move and blink. It's so pretty to drive around at night and see all the lights! My family also decorates our Christmas tree with ornaments, tinsel, and lights. We have ornaments we've collected over many years, including ones I made at school when I was little. Putting up the tree is one of my favorite traditions.At school, we also decorate our classroom for Christmas. We make paper chains and snowflakes to hang around the room. We color pictures of Santa and reindeer. Sometimes we have a contest for the best door decoration too. It's so much fun getting into the Christmas spirit by making the classroom look festive.Another thing I absolutely love about Christmas is the music! As soon as Thanksgiving is over, I start listening to my favorite Christmas songs. From classic songs like "Jingle Bells" and "Rudolph the Red-Nosed Reindeer" to newer pop songs, I can't get enough Christmas tunes. I know all the words and sing along out loud, even though my little brother says I'm a terrible singer. Speaking of my brother, we also love watching cheesy Christmas movies together while drinking hot chocolate. Is there anything cozier than that?One of the biggest Christmas traditions is picking out and decorating the tree. Every year, my family goes to the Christmas tree lot to find the perfect tree. We walk around checking out all the trees, trying to find one that's full and fluffy. Once we get it home, we set it up and then it's decoration time! We put on Christmas music and get out all our ornaments - homemade ones, store-bought ones, souvenirs from vacations, you name it. Putting ornaments on the tree reminds me of all the previousChristmases and the special meanings behind each ornament. My mom lets me put the star or angel on top, which makes me feel so proud. The final step is adding the Christmas tree skirt and turning on the twinkling lights. Our living room looks so cozy with the lit-up tree!Of course, another hugely exciting part of Christmas is the presents! I start making my Christmas wish list months in advance. This year I really want some Lego sets, books, video games, and art supplies. Once I've made my list, I pass it out to my parents, grandparents, aunts and uncles. My stocking is hung by the fireplace, waiting to be stuffed with little gifts and candy canes. On Christmas morning, I wake up so early because I can't wait to see what Santa brought! I love ripping off the wrapping paper and seeing all the fun new toys and items. Even though I'm getting older, I still love all the toy commercials during the holidays. There are always crazy popular toys that every kid wants, like Hatchimals a few years ago. I also really enjoy picking out and wrapping presents for my family members. I try to find the perfect gift for each person based on their interests.Finally, my favorite part of Christmas is the huge family feast we have. My mom spends weeks planning the menu and baking delicious treats like sugar cookies, pies, and her famous brownbread. On Christmas day, my aunts, uncles, grandparents, and cousins all come over. The guys watch sports on TV while the women are in the kitchen putting the final touches on dinner. The whole house smells amazing from the turkey or ham baking. Once everything is ready, we all gather around the dining room table and eat way too much food. We laugh and catch up and the kids get hyper from too many sweets. After dinner, we clean up and then head into the living room. We take turns passing out presents and it's just a mountain of colorfully wrapped boxes and bags everywhere. We spend a couple hours ripping through all the gifts. At the end of the night, wrapping paper is strewn across the room and we're exhausted but so happy.Spending time with my whole family is the best part of Christmas for me. Having my cousins to play with and all the yummy treats makes it even better. I love all the decorating and festive music too. Christmas is just the most wonderful, magical time of the year! I can't wait for Santa to come again this year. Merry Christmas everyone!篇4Christmas is the Best Holiday Ever!Hi everyone! I'm going to tell you all about my favorite holiday, Christmas. Christmas is the most fun time of the whole year. I look forward to it for months and months! Let me explain why I love Christmas so much.First of all, Christmas is awesome because you get presents! I love getting new toys, games, books, clothes and other cool stuff. It's so exciting to wake up on Christmas morning and run to the Christmas tree to see what Santa brought. My mom and dad always wrap the presents in colorful paper and bows. I try to guess what each one is before I open it. Sometimes I can tell if it's a book or a shirt, but other times I'm totally surprised.One year I got my favorite gift ever - a brand new bicycle! It was bright red with black handlebars and a bell that rings loudly.I was so happy, I smiled from ear to ear. I also got a cool skate ramp for my skateboards and roller blades that year. That was an epic Christmas.Another reason why Christmas rules is you get to decorate the house and put up the tree. My family has so many decorations saved up from years past. We have strings of lights that we hang around the windows and doors. We have shiny ornaments that we hang on the tree branches. My mom has a collection of Santa figurines that she puts on shelves and tables.And we have a huge inflatable snowman that goes on the front lawn.Decorating is a lot of work but it's really fun too. My dad has to drag all the boxes of decorations down from the attic. Then we spend an entire day putting everything up. I love getting on the ladder to hang the ornaments on the highest branches. We always make hot chocolate and play Christmas music while we're decorating. It gets everyone in a festive, jolly mood!Speaking of Christmas tunes, the music is another great part of the holiday. I have a whole playlist of favorite songs like "Jingle Bells," "Frosty the Snowman," "Rudolph the Red-Nosed Reindeer," and "Deck the Halls." The classics are fun to sing along to. I also enjoy listening to newer songs by artists like Mariah Carey, Michael Bublé, and Pentatonix. Music is a huge part of Christmas celebrations.Then there are the amazing food traditions during the Christmas season! We always bake lots of cookies like gingerbread men, sugar cookies with sprinkles, chocolate chip, peanut butter, you name it. The whole house smells incredible. I help my mom make the dough and cut out the shapes. My dad has gotten really good at decorating the cookies with icing and sprinkles.For Christmas dinner, we have an enormous feast. Turkey, ham, mashed potatoes, stuffing, cranberry sauce, green beans, biscuits - we go all out! Everything is so delicious. And for dessert we have pie, like pumpkin and apple. We are all so full by the end of the meal. I don't know how Santa still has room for all the cookies we leave out!I also really enjoy all the fun Christmas movies and TV shows. Every year I re-watch classics like Rudolph the Red-Nosed Reindeer, Frosty the Snowman, The Polar Express, Elf, and Home Alone. They never get old! I know all the lines and sing along with the songs. We also watch new films too like The Christmas Chronicles on Netflix.Of course, Christmas just wouldn't be the same without Santa Claus. I absolutely love the traditions surrounding Santa. My friends and I leave out milk and cookies for him every year. We sprinkle reindeer food on the lawn made of oats and glitter. We write letters telling Santa if we were good or bad that year. And we track his journey from the North Pole on Christmas Eve using websites and apps. Believing in Santa Claus is so much fun!The only downside of Christmas is when it's all over. I get so sad taking down the decorations and un-decorating the tree. The house always looks so bare and empty afterwards. And you haveto wait another whole year before celebrate Christmas again. That's the worst part for sure.But while Christmas is happening, it's just pure magic! Between the presents, decorations, music, food, movies, and Santa himself, you just feel so happy and merry. Spending quality time with my whole family is the real reason I cherish Christmas so much. We all get into the spirit and make wonderful memories.That's why holidays like Christmas are extra important.So in conclusion, I hope you can see why I go completely Christmas-crazy every year! It's simply the best holiday ever. Presents, decorations, music, baking, feasting, movies, Santa - what's not to love?! Christmas brings people together and makes the world a little bit happier. I can't wait for it to roll around again this year. Only 268 more days to go! Let the countdown begin!篇5Christmas is the Best Holiday Ever!Hi everyone! Christmas is my absolute favorite holiday and I'm so excited to tell you all about it. It's the most magical, fun, happy time of the whole year. I love everything about Christmas - the decorations, the food, spending time with family, and of course, the presents!Let me start by telling you about how we get ready for Christmas at my house. It's so much fun! A few weeks before Christmas, my mom, dad, sister and I go and pick out a real Christmas tree. We have to go to a special tree farm and walk around looking at all the trees until we find the perfect one. Then my dad has to cut it down with a saw. Carrying the tree and tying it to the top of our car is always crazy! Once we get it home, we set it up in our living room and decorate it with lights and ornaments. I love hanging the ornaments and seeing all the pretty colors glowing on the tree.Next, we put up outdoor decorations too. We string lights all around the front of our house and in the trees in our yard. We also set up wooden figures called a nativity scene that shows the story of when Jesus was born. My favorite decoration is the big inflatable Santa Claus that goes on our lawn!A couple weeks before Christmas, my class has a holiday party at school. Everyone brings treats like cookies, candy canes, and hot chocolate to share. We get to play games, sing carols, and have a gift exchange where we all pick a present from under the tree. It's so much fun!At home, we bake a lot during the weeks before Christmas too. Making Christmas cookies is my favorite thing ever! I lovedecorating the sugar cookies with frosting and sprinkles. We bake gingerbread cookies, peanut butter blossoms with Hershey's Kisses on top, thumbprint cookies with jam in the middle, and more. Our house smells amazing! I also help my mom make festive treats like chocolate bark with crushed candy canes on top.On Christmas Eve, we go to a special church service called a candlelight service. We sing Christmas carols by candlelight and hear the story of Jesus' birth. When we get home, we set out milk and cookies for Santa and carrots for his reindeer. Then I get dressed in my warm Christmas pajamas and go to bed early, trying so hard to fall asleep despite my excitement! But before I go to sleep, I sprinkle reindeer food (oats and glitter) in the yard so the reindeer can find our house.Waking up on Christmas morning is just the most wonderful feeling ever! I race to the living room and see all the presents piled under the tree. Santa has eaten the cookies and milk, and the carrots are gone too! After we open our gifts from Santa and each other, we have a huge Christmas breakfast with things like cinnamon rolls, bacon, eggs, hash browns, and hot chocolate. It's delicious! Then we spend the whole day playing with our new toys and just relaxing together as a family. For dinner we'll havesomething special like ham or turkey with all the fixings. At night, we'll watch a classic Christmas movie while snuggling under a warm blanket.Overall, Christmas is just the coziest, most magical time of the whole year. I get so giddy with excitement and joy for the whole month of December leading up to it. From the twinkling lights to the yummy treats to getting presents and spending time with my family, it's truly the most wonderful time of the year.I absolutely love Christmas and all the happiness and fun it brings. It's the best holiday ever!!篇6Christmas is the Best Holiday Ever!Hi everyone! Christmas is my super favorite holiday of the whole year. I get so excited for it every year! There are so many amazing things about Christmas that make it the best holiday ever. Let me tell you all about it.First of all, Christmas is fun because you get to decorate the whole house! My family and I put up our Christmas tree right after Thanksgiving. Decorating the tree is the best part. We have so many pretty ornaments and tinsel. I love putting the star on top of the tree. We also hang up lights all around the house andput up wreaths on the doors. My mom lets me help untangle the lights which can be really hard! Everything looks so bright and colorful and Christmassy.We also make Christmas cookies together as a family. We make sugar cookies and gingerbread men. I love decorating the cookies with icing and sprinkles. They are so yummy! The whole house smells like Christmas from the cookies baking. I always eat way too many though. Whoops!Another fun Christmas tradition is going to see the Christmas light displays around town. Some people go really overboard decorating their houses with millions of lights that blink and dance to music. It's so pretty driving around looking at all the bright houses. My favorite ones are the ones with Santa and his reindeer up on the roof. So cool!Of course, the most exciting part of Christmas is opening presents on Christmas morning! I can never sleep on Christmas Eve because I'm too excited. As soon as it's light out, I run into the living room to see what Santa brought. I love ripping off the wrapping paper and seeing what's inside. I always get spoiled with too many toys and games. My parents give me warm pajamas and slippers too which is nice.After we open all the presents, we have a big Christmas breakfast with Mom's special cinnamon rolls, sausage, eggs, and hot chocolate. Mmm it's so delicious! Then we pretty much just play with our new toys and watch Christmas movies all day in our pajamas. We make a fire in the fireplace and it's just so warm and cozy.At night we have a huge Christmas dinner with turkey, stuffing, mashed potatoes, cranberries, and pie for dessert. My aunt, uncle, and cousins come over too so we have a full house. We pull Christmas crackers, wear the paper crowns, and tell silly jokes. Afterwards, we're always so stuffed and can't move!Overall, Christmas is just the most magical, wonderful time of the year. I wish it could be Christmas every day! From the decorations to the cookies to the presents to all the delicious food, everything about it is amazing. I make so many great memories every year celebrating with my family. Santa Claus and his elves must work so hard to make Christmas special for everyone. I'm already counting down the days until next Christmas!What about you? What are your favorite parts of Christmas?I hope you all have a very merry Christmas full of love, joy, and lots of presents! Ho ho ho!。
圣诞节英语作文续写
圣诞节英语作文续写Part 1: The Arrival of Winter MagicWinter had finally arrived, bringing along the enchanting spirit of Christmas. The chilly breeze blew through the streets, as people eagerly prepared for the joyous occasion. The excitement was palpable as decorations flooded the city. Colorful lights twinkled on the trees, wreaths adorned the doors, and the sound of carols filled the air.At the heart of the bustling city, a small girl named Lily experienced the magic of Christmas the most. She was captivated by the charm and beauty of the festive season. The snowflakes danced gracefully around her, creating an ethereal atmosphere. Lily had heard a lot about Santa Claus and his reindeer, but she never fully believed in their existence. Little did she know that this Christmas was going to be an extraordinary one.One snowy evening, as Lily lay in bed, she heard a faint jingle of bells. She hopped out of bed, ran to the window, and peered through the frost-covered glass. To her amazement, she saw a sleigh pulled by eight reindeer gliding through the sky! Her eyes widened with wonder as she realized that it was none other than Santa Claus himself.Part 2: A Magical InvitationUnable to contain her excitement, Lily rushed downstairs and woke her parents up. They were sleepy but couldn't help sharing her amazement when they saw Santa Claus flying over their house. As the sleigh vanished into the distance, they all knew something extraordinary was about to happen.The next morning, Lily received a mysterious letter with golden, sparkling letters that read, "You are cordially invited to the North Pole for an unforgettable Christmas adventure. Come to the enchanted forest at midnight, and you shall embark on a journey like never before."Lily didn't waste a moment and immediately began preparing for the incredible adventure that awaited her. She packed a small bag with warm clothes, some snacks, and a note pad to document her journey. As the clock struck midnight, Lily quietly slipped out of her house and made her way to the nearby enchanted forest.Part 3: The Enchanted ForestThe moment Lily entered the enchanted forest, she felt a magical energy rushing through her veins. The towering trees sparkled with multi-colored lights, casting hues of red, green, and gold on the pristine snow-covered ground. She followed a winding path, carefully placed glittering steps guiding her through the forest.Suddenly, Lily heard faint laughter and soft whispers coming from afar. Mesmerized, she quickened her pace and found herself in a clearing. To her astonishment, she saw Santa Claus and his reindeers waiting for her. Santa, with his rosy cheeks and twinkling eyes, smiled warmly at Lily and invited her to climb aboard his sleigh.Part 4: A Journey of WondersAs the sleigh took off, Lily was spellbound by the beauty of the North Pole. The snowy terrain glistened under the moonlight, and the Christmas lights illuminated the way. The air was filled with laughter, joy, and anticipation for the magical surprises awaiting them.Their first stop was Santa's magical workshop, where elves worked tirelessly to prepare gifts for children all around the world. Lily watched in awe as the toys came to life with a sprinkle of elf dust. The elves welcomed her warmly and invited her to join in the fun, creating her very own toy masterpiece.After bidding farewell to the workshop, Santa pointed towards a magnificent ice palace shimmering in the distance. "That's where the Snow Queen resides," Santa whispered. Eager to meet her, Lily and Santa flew towards the ice palace that stood tall against the starry night sky.Part 5: A Meeting with the Snow QueenAs they entered the palace, Lily felt a sudden chill run through her body. The Snow Queen emerged from her icy throne, radiating a majestic elegance. Her voice was soft yet carried authority, as if echoing through centuries of wisdom. "Welcome, Lily," she said with a smile. "I have been expecting you."The Snow Queen revealed that Lily possessed a special power to spread love, joy, and kindness, which was why she was chosen for the adventure. The queen invited Lily to join her in a dance on the frozen lake. Hand-in-hand, Lily and the Snow Queen glided gracefully on the ice while the stars shimmered above them.Part 6: A Lesson Learned and a Promise MadeAfterwards, the Snow Queen shared the secret of the North Pole's magic. "The true spirit of Christmas lies within the hearts of those who believe," she whispered. "Remember, kindness and love are the greatest gifts of all."As the evening came to an end, Lily knew it was time to say goodbye to the enchanting North Pole and Santa Claus. Filled with gratitude and joy, she promised to carry the magic of Christmas in her heart throughout the year.With a heart full of love and a sack full of memories, Lily returned home just before dawn. As the sun rose, casting a golden glow on the town, she knew that this Christmas would forever be etched in her memory.In conclusion, this was no ordinary Christmas for Lily. The magic she experienced opened her heart to the true meaning of the holiday season – love, kindness, and the joy of giving. And even though the adventure may have come to an end, the enchantment of Christmas continued to live on within her, filling every year that followed with renewed wonder and delight.。
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物理假期作业二一、选择题1．如图所示，为两个透镜的示意图，则（ ）Ａ．a 为凸透镜，b 为凹透镜 Ｂ．a 为凹透镜，b 为凸透镜 Ｃ．a 、b 均为凸透镜 Ｄ．a 、b 均为凹透镜2．修理精密仪器的工人往往会在眼睛上嵌一个带镜头的筒，以便于更仔细地观察零件，这里的镜应该是一个（ ）Ａ．凹面镜 Ｂ．凸面镜 Ｃ．凹透镜 Ｄ．凸透镜3．一根蜡烛从很远的地方逐渐移向凸透镜的焦点，关于其像的大小及像与凸透镜之间的距离变化的分析正确的是（ ）Ａ．像逐渐变大，像与凸透镜的距离也逐渐变大 Ｂ．像逐渐变大，像与凸透镜的距离逐渐变小 Ｃ．像逐渐变小，像与凸透镜的距离也逐渐变小 Ｄ．像逐渐变小，像与凸透镜的距离逐渐变大4．如右图在一块玻璃砖内，一束平行光线恰好正对着玻璃内铁饼形状的空气泡射去，则光束通过空气泡 （ ） Ａ．仍为平行光束； Ｂ．变为发散光束； Ｃ．变为会聚光束； Ｄ．无法确定。
5．如图纸筒A 的一端蒙上了一层半透明纸，纸筒B 的一端嵌了一个凸透镜，两纸筒套在一起组成一个简易照相机，观察时应（ ）Ａ．眼睛应对着B 端向筒内观察，看看像是否清楚Ｂ．应把A 端朝着明亮的室外，B 端朝着较暗的室内，否则看不清楚 Ｃ．应把B 端朝着明亮的室外，A 端朝着较暗的室内，否则看不清楚 Ｄ．如果看近处的景物时像很清楚，再看远处的景物时应把B 端向外拉 6．关于实像与虚像的说法中，正确的是（ ）Ａ．虚像总是放大的，实像总是缩小的 Ｂ．虚像总是正立的，实像总是倒立的 Ｃ．虚像只能通过眼睛观察，实像通过光屏后也可看到 Ｄ．光的反射成虚像，光的折射成实像 7．在光屏上能成等大像的镜子是（ ）Ａ．只能是平面镜 Ｂ．只能是凸透镜 Ｃ．凸透镜平面镜都行 Ｄ．凸透镜平面镜都不行 8．下列哪一个是凸透镜不能成的像（ ）Ａ．倒立放大的实像 Ｂ．正立放大的虚像 Ｃ．倒立缩小的实像 Ｄ．正立缩小的虚像9．在“观察凸透镜成像”的实验中，当蜡烛远离凸透镜移动一倍焦距后，蜡烛通过凸透镜成放大、倒立的实像，则蜡烛原来通过凸透镜所成的像一定是（ ）Ａ．放大、正立的 Ｂ．放大、倒立的 Ｃ．缩小、正立的 Ｄ．缩小、倒立的 10．下列说法中错误的是（ ）Ａ．眼睛能看到成在光屏上的像 Ｂ．有的虚像看的见，有的虚像看不见 Ｃ．眼睛可以直接看到凸透镜所成的实像 Ｄ．眼睛既能看到实像，也能看到虚像 11．用焦距是50毫米的照相机拍摄书中画面时，镜头到书的距离应（ ）Ａ．小于50毫米 Ｂ．等于50毫米 Ｃ．等于100毫米 Ｄ．大于100毫米。
12．有四种不同焦距的凸透镜，如果要使离凸透镜15cm 处的物体在光屏上得到缩小的像，那么应选凸透镜的焦距为 （ ） Ａ．5cm Ｂ．10cm Ｃ．20cm Ｄ．30cm 。
ab13．一束光在空气中经过凸透镜折射后（ ）Ａ．一定是平行光 Ｂ．一定会聚到一点 Ｃ．一定是发散光 Ｄ．一定比原光束会聚一些 二、填空题（27×1分）14．显微镜的物镜相当于一个 ，来自被观察物体的阳光经物镜折射后成一个 、放大的实像，再经过目镜再次放大，使人看清楚细微的物体，所以显微镜的放大倍数＝ × 。
15．近视眼只能看清楚 的物体，看不清楚 的物体，这是因为近视眼的成像成在了 。
应给他配 镜矫正视力。
16．生活、生产中常用到光学知识：在开凿大山隧道中，用激光引导掘进机掘进方向，如图所示，是利用了光沿______________；有时人们把电视机遥控器的红外线发射窗，对着电视机对面墙壁发射，也能控制电视机，这是利用了光的______________现象；有经验的渔民都知道，只有瞄准鱼的下方才能把鱼叉到，这是利用了光的______________现象；照相机是利用凸透镜成倒立、缩小、______________像的性质制成的。
17．取一盛有水的圆形玻璃杯，将手紧靠在杯的背面，透过水杯看到手 （“变大”、“变小”、“不变”）。
这是因为盛水的圆柱形玻璃杯相当于一个 镜，手紧靠水杯的背面时，物距 焦距（“大于”、“小于”），根据凸透镜成像规律，此时可在同侧成 的虚像。
18．将投影片放到载物台上，通过投影仪上相当于 的镜头，在屏幕上成一个 的 像，平面镜的作用是 。
19．眼球好像一架照相机， 和角膜的共同作用相当于一个凸透镜，物体的像都成在视网膜上，像相对于景物来说是 、 的 像。
20．显微镜载物台上被观察的物体经过物镜后成一个 、 实像，再经过目镜成为一个 （“放大”、“缩小”）像。
三、作图题（2×3分） 21．完成光路：22．判断下列方框内是什么透镜：四、探究创新题（7×4分）23．做“研究透镜成像规律实验”前，首先要利用_______和_______测出一凸透镜的焦距．做这个实验时，为了使像能成在光屏的中央，应先调节好_______和_______的高度，使它们的中心跟_______的中心大致在同一高度．24．有两只干净的玻璃瓶，一只盛满不含气泡、污染物、颜料的纯净水，一只是空的，上面都盖了盖子，你怎样用眼睛判断哪只杯中有水？25．给你一个凸透镜，拿在手中伸直手臂，闭上一只眼睛，用另一只眼透过凸透镜观看远处的物体，会发现成倒立的像，你如何判断此像和你是在凸透镜的同侧还是异侧？26．如图在观察凸透镜成像规律的实验中，如果把烛焰先后放在Arraya、b、c、d和e点，同时调整光屏的位置，则：①把烛焰放在点，屏上出现的像最大；②把烛焰放在点，屏上出现的像最小；③把烛焰放在点，屏上不出现烛焰的像；④如果把烛焰从a到移到d点，则像到透镜的距离，像的大小。
（“变大”、“变小”、“不变”）27．某人想探究物体经过凸透镜成的实像的大小与物距和像距的大小关系，他选择的器材有光具座、蜡烛、凸透镜和光屏，凸透镜的焦距为10cm。
实验步骤中很重要的一条是：把蜡烛、凸透镜和光屏放在上，且使蜡烛和光屏位于凸透镜的，调整凸透镜和光屏的高度，使烛焰中心、光屏中心和凸透镜的光由此实验得出的结论是。
28．雪后的一个星期天的早晨，小明同学听妈妈说，蔬菜棚内的菜苗在无任何病症的情况下枯死了一小片，于是小明来到菜棚，站在枯死的菜苗前，他只是发现这里比其它地方要亮很多，却没有发现异常，就在他准备离去时，他感到脸上一阵灼热，他抬头望去，发现了蔬菜的塑料顶棚上有一大块雪水结成了冰，于是他恍然大悟。
你能对此作出解释并提供一个解决问题的方案吗？29．现有两副眼镜，如何判断它们哪一副是近视眼镜，哪一副是远视眼镜？说出你的全部方法。
八年级物理上册第三章测试题（B ）时量：60分钟 满分：100分一、选择题（13×3分）1．有一个个凸透镜，其焦距为13cm ，若一物体距凸透镜的距离为21cm ，则其成像特点应该是 （ ） Ａ．倒立、放大的实像 Ｂ．倒立、缩小的实像 Ｃ．倒立、等大的实像 Ｄ．正立、放大的虚像2．一个视力正常的人戴上近视眼镜后，远处景物的像将成在他的 （ ） Ａ．视网膜的前面 Ｂ．视网膜的后面 Ｃ．视网膜上 Ｄ．玻璃体上3．下列关于凸透镜对光的会聚作用的理解不正确的是 （ ） Ａ．凸透镜能使平行于主光轴的光线会聚于焦点Ｂ．任何一束光线通过凸透镜后都将会聚于一点 Ｃ．凸透镜使能够会聚的光线提前会聚 Ｄ．凸透镜能使发散的光线减小发散4．中学生要注意仪容仪表，当你出门前整理衣着时，所选用的是 （ ） Ａ．平面镜 Ｂ．放大镜 5．如右图，N 是一个水平放置的长方形暗盒，盒内有水平向右的平行光，P 为暗盒右侧平面上的一个圆孔，M 是一个与暗盒右侧平面平行的、相间一定距离的光屏，若用一个外径与圆孔P 相同的光学器件嵌入其中，发现在光屏M P 大的圆形光斑，则嵌入圆孔P 的光学器件是 （ ） Ａ．一定是凹透镜 Ｂ．一定是凸透镜 Ｃ．可能是凸透镜或凹透镜 Ｄ．可能是厚平板玻璃6．山东电视台的记者在国内首次拍摄到“海市蜃楼”的实况，引起广大观众的极大的兴趣，其实“海市蜃楼”是一种光学现象，人们观察到它的“景物是”是实际物体经过（ ） Ａ．反射后形成正立的虚像 Ｂ．折射后形成正立的虚像 Ｃ．反射后形成倒立的虚像 Ｄ．折射后形成倒立的虚像7．物体经过凸透镜成像的大小取决于 （ ） Ａ．凸透镜的大小 Ｂ．观察者的位置Ｃ．物体的大小 Ｄ．物体与凸透镜的距离8．关于实像和虚像。
正确的判断是 （ ） Ａ．实像能用光屏得到，虚像不能用光屏得到Ｂ．虚像是人的错觉，并没有光线进入人眼，实像却相反 Ｃ．平面镜只能成虚像，凸透镜只能成实像 Ｄ．由光的反射成虚像，折射成实像9．如图一塑料薄膜组成的棚顶下堆放着一堆干草，夏天的雨后， 阳光穿过薄膜上的积水，照射到干草上。
对于下列讨论，正确的说法是 （ ） Ａ．水和塑料薄膜共同起凸透镜作用Ｂ．透镜都是固体物质组成的，液体不能起凸透镜作用； Ｃ．起凸透镜作用的应是塑料薄膜；Ｄ．薄膜上的积水形成一个大的平凸透镜，如果其焦点恰好在干草处，干草有可能燃烧10．烛焰通过凸透镜恰好在光屏上成一个倒立，缩小的清晰的像。
若保持透镜的位置不变，把烛焰和光屏的位置对调一下，则光屏上将（）Ａ．呈现一个倒立放大的像Ｂ．不能呈现像，但眼睛透过透镜看到一个正立、放大的像Ｃ．呈现一个倒立缩小的像Ｄ．没有像，但调节光屏的位置仍能得到清晰的像。
11．要在屏上出现正的“F”字，则幻灯片的正确的放置方法是（）Ａ．Ｂ．Ｃ．Ｄ．12．关于远视眼的成因分析正确的是（）Ａ．来自近处的物体成像成在了视网膜的前方Ｂ．一般是由于人随着年龄的增长，睫状体对晶状体的调节能力减弱Ｃ．晶状休太厚，或是晶状体的前后径太长Ｄ．需要戴发散透镜进行矫正13．现在很多影片中都有“航拍”的镜头，有时航拍技术比在地面上拍摄的效果要好得多，若航拍人员使用的照相机镜头为45mm，则照相机底片与镜头的距离应该为（）Ａ．等于45mm Ｂ．略大于45mmＣ．略小于45mm Ｄ．大于90mm二、填空题（28×1分）14．请将下列光学元件归为两类：照相机，潜望镜，投影仪，舞蹈练功镜，放大镜，牙医内窥镜第一类包括：，其特征为：；第二类包括：，其特征为：。
15．如图是一台投影仪的示意图，其中A是______________，它的作用是改变光的传播方向；B是_______________，它在投影仪上所起的作用是_____________________________.16．平行于主光轴的光通过凸透镜后，将会聚于上的一点，这点称为凸透镜的，该点到光心的距离称为。
17．眼睛和照相机不同的是眼睛通过睫状体来改变，从而使我们能看清不同位置的物体。
当人眼所看物体较远时，睫状体，晶状体变；当人眼看近处物体时，睫状体，晶状体变，对光的偏折能力变（“大”、“小”）。
18．有一种望远镜也是由两组凸透镜组成，物镜能使远处的物体在焦点附近成（“放大”、“缩小”）的（“实”、“虚”）像，而目镜的作用也是一个镜，通过这种望远镜所看到的物体是的（“倒立”、“正立”）。