八年级下单项填空专项训练(115题)

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八下总复习之填空题专项(答案版)

八下总复习之填空题专项(答案版)

八下总复习之填空题专项(答案版)1.1949年,新中国的成立,标志着中国新民主主义革命已经取得伟大胜利中国人民政治协商会议的召开为新中国成立做了准备,初步建立了中国共产党领导的多党合作和政治协商制度。

2、新中国成立后巩固新生政权的三大措施西藏和平解放、抗美援朝、土地改革。

3、1951年,西藏和平解放,祖国大陆获得统一,西藏代表阿沛.阿旺晋美1950年,《中华人民共和国土地改革法》的公布,标志土地改革开始1952年,土地改革的完成,彻底废除了我国延续两千多年的封建土地制度1953年,《朝鲜停战协定》签订标志抗美援朝胜利4、抗美援朝中残酷战役是上甘岭战役1953—1957年,编制第一个五年计划,重点:集中力量发展重工业5、1953—1956年,三大改造:农业、手工业社会主义改造方式:建立农业生产合作社、手工业生产合作社资本主义工商业社会主义改造方式:公私合营,社会主义改造创举是赎买政策6、我国社会主义工业化的起点是一五计划我国的大规模社会主义建设开始于中共八大我国进入社会主义的初级阶段的标志是三大改造的完成7、《共同纲领》在建国初起到了临时宪法的作用1954年,在第一届人大会议通过了我国第一部社会主义类型的宪法8、 1956 年召开的中共八大是我国探索社会主义建设的良好开端1958 年召开的八大二次会议通过了社会主义建设总路线大跃进和人民公社化运动是我国在探索社会主义建设道路中的严重失误国家在社会主义建设道路上出现严重失误的原因是:违背了客观的经济规律9、1976年,粉碎江青反革命集团标志着“文化大革命”结束。

文革期间最大的冤案:刘少奇遭迫害第一颗原子弹 1964 年;第一枚导弹1966年第一颗氢弹1967年;第一颗人造卫星“东方红1号”1970 年1973年袁隆平培育出籼型杂交水稻10、社会主义探索时期的成就:两大钢铁基地武汉和包头;三大油田是大庆油田、大港油田和胜利油田;涌现出的先进人物:“铁人”王进喜;人民的好干部焦裕禄;人民的好战士雷锋。

八年级下册 选词填空 专项练习甄选

八年级下册 选词填空 专项练习甄选

八年级下册选词填空专项练习(优选.)八年级下册选词填空专项练习1It was a fine day in autumn. Some girls and boys were out with their teacher. They 21 to a museum. On their way to cross a bridge, they suddenly(突然地) heard a loud shout behind them. The teacher told her pupils22 . Then she turned and listened. When she heard the cry“Mad dog!”she knew what was happening. 23 she could do anything, she saw a dog running to them.“24 ”said the teacher, “keep close to each other. Don’t move or cry.”Then she stood before the children so that the dog would meet her first. The animal came 25At this moment the teacher saw a man. He ran up with a gun(枪) in his 26 . “The children must be kept safe 27 the man comes.”Thought the lady. The teacher ran to the dog, 28 it bravely. The mad dog snapped(猛咬) at her and she fell down. The man came and killed the animal. The dog had bitten her so 29That the brave lady died soon after the doctors arrived. She lost her life for her 30 . When people heard of this, they said,“The brave lady will always be remembered among us!”2My nine1. ______old daughter,Linda,is in Grade Three.Every evening we got into homework battles(争执).Three afternoons a week,she has2. _______after school and by the time she gets home,homework is the last thing she feels3. _______doing.The4. _______two days,she got home early and we argued about whether she should do her homework.She seemes 5. ________me to help her all the time.I do want to help her,but I’m sure that she is going to be able6. ________it on7. _________own.And in fact,most of the time I have other things to do.It seems that children these days have much8. ______homework than we did,and some of it is reallly beyong(超越)their abilities(能力).As you can see,I’m really9. ________about her homework and I really don’t know what I should10. _______.3One day,a little boy and his father__1__out after supper. While they__2__a walk in the park,it suddenly_3___to rain. They didn’t have raincoats,so soon they__4___very wet. The little boy felt unhappy.While they were__5___home in the rain,the boy thought of something. Then he_ _6___to his father and__7___,“ Why does it rain?Do you think it is nice? ”“ It isn’t nice, I think.But it’s useful,”answered his father.“It__8__to make flowers and vegetables grow for us,and make the grass__9___for cows and sheep. ”The boy_ 10____about this for a few seconds,and then he said,“Then why does it rain on the road too,daddy?”4Mrs Brown is very fat. “Don’t eat meat1________”,her doctor says to her. “I’m going to2______her eating them,doctor.”Her husband says.The next morning,Mrs Brown3_______a nice cake for Mr Brown,and her husband eats 4______of it . After he goes out .,Mrs Brown cuts a very small 5______of the cake and eats it . It is very good . Then she cuts a bigger piece andeats it6 ______. In a few minutes she finishes eats the cake.“My husband is going to be very7______.”she says.“What am I going to do ?”She makes another cake very quickly,eats half of that, and 8_______half on the 9______ . Her husband comes back later .He sees the half of the cake on the table and he is very 10 _______.5I still remember visiting Moscow.It is the capital of Russia,the1._________country in the world.I went there2.______my parents when I was eight years old.I lived and studied there for one year,and I had some happy memories.One of the most interesting things of the city was that 3._______were many dogs. Perhaps Russians4_______dogs very much. You could see dogs here and there.Almost each of the families had a dog.I made friends with many Russian children 5.________I was living and studying there. They were all very nice.They had fair hair and fair skin.I played with them6. ________though I could only speak a little Russian at first.They were7._______to me.The weather in Moscow was very cold.It snowed almost every day in winter.The ground was always8.______with a lot of snow.We often made 9.______together.Now I am back in10.________,but I miss them so much. I think I will never forget my happy memories of the visit to Moscow.1. , anyone can become a better student if he or she wants to. If you can use your time well, you may improve your study2. much work. Here’s how:Plan your time carefully. When you plan your week time, you should make a 3. of things that you have to do. First write down the time for eating, shopping, dressing, etc. Then decide on a good time for studying. Of course, studying shouldn’t take all of your time. Don’t forget to leave yourself enough 4. for hobbies.Find a good place to study. Look around the house 5. a good study place. Keep this space, which may be a desk 6. just a corner of your room. No games, radio, or television! When you sit down to work, think only about the subject!Make good use of your time in class. Listen 7. to what the teacher says. Careful listening in class means less work later. You also need to take notes in class, because it can make it 8. for you to learn well.There are only a few ways mentioned here 9. you with your studying. I believe you can find many 10. ways besides these.7The expression “Excuse me ”is more often used in the United States than in China .An American says“Excuse me”when he wants to 1.______in front of someone,to leave a party or a dinner or when he finds_2._____late for a meeting.“Thank you”means that you like what someone has done for 3______.An American says “Thank you”all day 4______.For example ,he will thank the saleswoman after she has_5._______him.He will say“Thank you ”to the cashier when he 6._______for his food.He will say “Thank you”to the 7._______when he brings him a cup of coffee.And an American 8._______will say “Thank you”to a student if he just answered the question.At home,the husband will thank his wife for helping him with housewwork.So the American people’s 9._______of being polite is 10.______from ours.8We have been in Australia for three days. We’re having a 1 time here. Australia is the sixth largest country in the world. There is so 2 to see that it is 3 for me to tell you everything. Sydney is a beautiful city. There are many big trees and flowers around and they 4 really beautiful. There are also some special 5 in Australia, such as kangaroos and koalas. They are really lovely.During the past three days we’ve visited many 6 of interest around Sydney. I’d like to spend more time here. But we will fly to 7 city, Cairns, to see coral beds(珊瑚礁) tomorrow. It is said that words can’t 8 the beauty of the colorful corals. Many famous cartoon films were made there. Now we are busy9 our bags so that we will not lose time when we leave. We can enjoy 10 in Cairns this time tomorrow. I’m looking forward to going there again!答案(1)1were going 2 to stop 3 before 4 children 5 quickly 6 hand 7 until 8 facing 9 badly 10 pupils(2)1 Year ,2 activities,3 like,4 other,5 to want,to 6 do7 ,her,8 more,,9worried,10 do(3)1.went 2.were having 3.began 4.got 5. walking 6.turned 7.asked 8.rains 9.grow 10.thought(4)1. again;2.step;3.makes;4.half;5.piece ;6.quickly ;7.angry ;8.leaves ,9.table ;10.happy(5)1 key:2 biggest;3 with;4 there;5 like; 6 while;7 happily;8 ;covered;9 snowmen;10 China(6)1.fact 2.without 3.list 4.time 5.for 6.or 7.carefully 8.easier 9.to help 10.other(7)1.pass;2.himself;3.you;4.long;5.served;6.pays;7.waiter;8.teacher;9.idea;10.different(8)1.good 2.much3.impossible 4.look 5.animals 6.places7.another 8.describe 9.packing10.ourselves感谢您使用本店文档您的满意是我们永恒的追求!(本句可删)------------------------------------------------------------------------------------------------------------。

八年级下册英语选词填空-专项练习(含答案解析)

八年级下册英语选词填空-专项练习(含答案解析)

八年级下册英语选词填空-专项练习(含答案解析)-CAL-FENGHAI.-(YICAI)-Company One1八年级英语选词填空专项练习一、选词填空(词汇运用)1.从方框中选择合适的单词,并用其适当形式完成短文。

________the subject matter is very interesting. And art museums They have never ________my "thing". But that's not to say that I ________go to museums. I do have my favorite museums around the world. For ________, I like NewSeum in Washington, D. C. and Te Papa in Wellington, New Zealand. And sometimes there are several museums that are so ________or special that I can't let myself skip(略过)them. Here is one of the most special museums I have ________so far. It is the National Leprechaun(小矮妖)Museum in Dublin, Ireland.The museum ________is not a traditional one. Visiting the museum is more like a theater experience. The 45­minute tour takes you through the museum room ________room and your tour guide tells funny stories about leprechauns. Some rooms are ________of huge furniture(家具). In these rooms, you just look like a very little man. The guide also________you to take photos as you make your way through the rooms. So I took a lot of interesting pictures that day.I really hope to visit the museum again!2.选词填空In November 1979, pupils in England were able to watch a new TV programcalled Monkey. Most of them werehearing this story for the ________ time. However, this story is not new toChinese children. The Monkey King or Sun Wukong is the ________ character inthe traditional Chinese book Journey to theWest.The Monkey King is not just any normal monkey. In fact, he ________ doesnot even look like a monkey! This is ________ he can make 72 changes to hisshape and ________, turning himself into different animals and objects. But________ he can hide his tail, he cannot turn himself into a man. To fight badpeople, the Monkey King uses a magic ________. Sometimes he can make the stickso ________ that he can keep it in his ear. At other times, he is able to makeit big and long.The Monkey King has excited the children of China for many years. And assoon as the TV program came out more than 30 years ago, Western children became________ in reading this story because the clever Monkey King ________ fightingto help the weak and never gives up.3.阅读短文,从方框中选择恰当的词并用其适当形式填空,使短文完整正确。

最新八年级英语下册动词填空专项练习题及答案

最新八年级英语下册动词填空专项练习题及答案

八年级英语下册动词填空专项练习1、When _________ it___________(arrive)? Three hours ago.2、Shall we go ___________ (swim) this afternoon?3、She won’t study anymore if she _______(not get) money.4、They have a lot of work ________(do).5、The boss often makes Tom ___________(go) to bed late.6、I helped my parents __________(do) some housework yesterday.7、Do you think it is good for animals __________(live) in a zoo?8、She told me ____________(read) more books when I had time.9、You’ll fail in the exam if you _____________(not work) harder.10、Kids won’t go to school if they __________(have) computers.11、We ___________(not leave) until we finish planting the trees.12、Two people ____________(wait) in line to buy ice cream.13、My parents want me ___________(stay) at home every night.14、I _________(argue) with my best friend yesterday.15、Maybe you should ____________(buy) some new clothes.16、I need __________(get) some money to pay for summer camp.17、There are lots of boys ______________(play) football over there.18、_________(make) a meal at home is very interesting and full of time.19、I don’t want ____________(have) P.E. classes.20、Be careful not ___________(hurt) yourself.21、Mum isn’t at home .She ____________(go) shop ping.22、If you finish ___________(do) your homework, you may watch TV.23、While John __________(walk), he saw a cat in the tree.24、She didn’t think about __________(look) outside the station.25、It __________(look) like snow, doesn’t it?26、What____________(happen) at that time?27、The No. 15 bus stops here, _________(do) it?28、My plane _____________(take) off at 2:10 p.m. tomorrow.29、There are many boats for __________(ride) for visitors to the island.30、I have never been to USA. Neither __________(have) my sister. 31、I don’t need ______(go) back t o school , as we are still on holiday.32、His job is ____________(sell) computers.33、The man _______(fall) off his bike and_________(lie) on the ground34、My brother ______________(wash) his clothes at 8:00 a.m. yesterday.35、The plane _________(take) off an hour ago.36、The train ____________(come). Let’s _________(get) on it.37、There _____________(not be) any bread at home yesterday.38、I am better at reading than ___________(listen) in English.39、I____________(go) to London last year with my parents.40、I was sorry ______________(hear) that she had a cold.41、Why __________ you ___________ (not get) a camera?42、How about __________(visit) the museum this afternoon?43、Why not__________(tell) him ______________(use) his own bike?44、Where is Mr.Hu? He______________(go) to Japan.45、How long ____________you ______________(copy) the words?46、She won’t be able to find anything_______(eat) in a foreign country.47、You can choose _____________(visit) Singapore.48、We do well in ___________(skate).49、My mother _____________(cook) when I got home.50、Kate told me she ____________(call) me tomorrow.51、It’s hard ____________(read) the mountain.52、The police ______________(watch) him for several weeks.53、____________ (drop) litter is never allowed.54、I’ll tr y _____________(not be) late again.55、Please__________(not make) any noise here. We’re having a meeting56、Would you mind not____ _(cut) in line? --Sorry, I’ll do it right now.57、If I don’t finish my homework, my mother ________(not let) me out.58、The teacher (take) away mobile phone because I used it in class.59、Mrs. Brown enjoys _________(play) ping pong.60、She _________(buy) a dictionary last week.61、Li Lei often _________(help) Lucy learn Chinese.62、What _______you _________(do) since I last saw you?63、She doesn’t know what_______(do).64、If you get up late, you ___________(be) late for school.65、Look! Bill is__ _(run).He___ (practice) running for 3 years.66、Could you help me _________(feed) the dog?67、Jack is the first one _________________(get) to school.68、She ________ ____ (wait) for you since 3 o’clock.69、My hobby is ______________(collect) old coins.70、If she works far away, she ____________(miss) her family.71、Thanks for ___________(help) me so much..72、They would like__________(go) to the park. But they have no time.答案:1. did arrive2. swimming3. doesn't get4. to do5. go6. (to) do7. to live8. to read 9. don't work 10. have 11. won't leave 12. are waiting 13. to stay 14. argued 15. buy 16. to get 17. playing 18. Making 19. to have 20. to hurt 21. has gone 22. doing 23. was walking 24. looking 25. looks 26. was happening 27.doesn't 28. will take off 29. riding 30. has 31. to go 32. selling 33. fell, lay34. was washing 35. is taking/ will take 36. is coming, get 37. wasn't 38. listening 39. went 40. to hear 41. don't get 42. visiting 43. tell, to use 44. has gone 45. have been copying 46. to eat 47.to visit 48. skating 49. was cooking 50. would call 51. to read 52. have watched 53. Dropping 54. not to be 55. don't make 56. cutting 57. won't let 58. took 59. playing 60. bought 61. helps 62. have been doing 63. to do 64. will be 65. is running, has practiced 66. to feed , to get 68. has been waiting 69. collecting 70. will miss 71. helping 72. to go。

新版人教版初二物理下册填空题专项训练

新版人教版初二物理下册填空题专项训练

一、填空题1、力是一个 对另一个 的作用,因此力不能脱离 而存在。

由此可见,一个力肯定同时涉及两个物体,其中一个叫 物体,另一个叫 物体。

2、一个苹果或两个较小的鸡蛋放在手中静止时,对手的压力约为 ,一名普通的中学生站在地面上,对地面的压力约为 。

3、力的作用效果表现在两个方面:①改变物体的 ② 改变物体的 。

扩展:力能使物体的运动状态发生变化,力可以使运动的物体 下来,也可以使静止的物体 起来,还可以使物体的运动速度 、 发生变化等。

4、力的三要素是指力的大小、方向和 。

5、重垂线是根据________的原理制成的,建筑工人常用它来检查墙壁______________,木工常用它来检查工作台______________.6、一本书放在水平桌面上,书受到桌面的 力;这个力的施力物体是 ,受力物体是 .同时这本书对桌面产生,这个力的施力物体是 ,受力物体是___ ___。

7、人拉弹簧,拉力使弹簧变形了, 即发生了 __,守门员把飞向球门的球踢回去,设球来去的速度大小不变,踢球的力改变了足球运动的___ ___,即改变足球的_____________.8、 如图所示,图(ABC)表示力可以改变物体的 .图(D)表示力可以改变物体的 .9、在物体所受重力跟质量的关系式 中,G 代表 、m 代表 、人对跳板的压力 手对弓的拉力手对弹簧的拉力 磁铁对小铁球的吸引力 A B CDg = ,读作 ,它表示10、一座限重为5×104N 的桥,一辆自身质量为1.1t 的卡车要能安全过桥,所能装载的货物不能超过___________ kg .(g=10N/kg )12.人们有时要利用惯性带来的好处,有时要防止惯性带来的危害,请你就惯性的两面性各写出一例(不要求作解释)⑴利用:⑵防止:13.摩擦力有时对我们有害,因此人们想到各种方法减小有害摩擦,请你列举生活或生产技术中用两种不同方法减小摩擦力的例子⑴⑵14. 如图9甲所示,完全相同的木块A 和B 叠放在水平桌面上,在12N 的水平拉力F 1作用下,A 、B 一起作匀速直线运动,此时木块B 所受的摩擦力为 N ;若将A 、B 紧靠着放在水平桌面上,用水平力F 2推A 使它们一起匀速运动(如图9乙所示),则推力F 2= N 。

人教版新目标八年级下测短文填空专项训练(含答案)(K12教育文档)

人教版新目标八年级下测短文填空专项训练(含答案)(K12教育文档)

人教版新目标八年级下测短文填空专项训练(含答案)(word版可编辑修改) 编辑整理:尊敬的读者朋友们:这里是精品文档编辑中心,本文档内容是由我和我的同事精心编辑整理后发布的,发布之前我们对文中内容进行仔细校对,但是难免会有疏漏的地方,但是任然希望(人教版新目标八年级下测短文填空专项训练(含答案)(word版可编辑修改))的内容能够给您的工作和学习带来便利。

同时也真诚的希望收到您的建议和反馈,这将是我们进步的源泉,前进的动力。

本文可编辑可修改,如果觉得对您有帮助请收藏以便随时查阅,最后祝您生活愉快业绩进步,以下为人教版新目标八年级下测短文填空专项训练(含答案)(word版可编辑修改)的全部内容。

新目标八年级(下)短文填空专练说明:短文填空的第一篇练习,主要以课本上的原文作为练习的材料,这样做的目的是使学生对课本更加熟悉.其余两篇以单元相同的题材为主。

Unit 1(A)根据短文内容及首字母提示完成所缺单词.Predicting the future can be difficult。

There are many predictions that never c______ (1) true。

Before 1929, there was no s______ (2) in movies。

The head of one of the b______ (3) movie companies in the United States predicted that no one w_______ (4) want to see actors t______ (5)。

Of course, he was wrong! In 1977, the head of the largest computer c______ (6) in the United States said,“N______ (7) one will want to have a c______ (8) in his or her h_______ (9).”He thought that computers would be n______ (10) used by most people.1_______2。

新人教版八年级物理下册填空题专题训练

新人教版八年级物理下册填空题专题训练1.巴西世界杯正如火如荼地进行.运动员用头顶足球时(如图),足球向内凹陷了,这说明力可以改变物体的;同时足球的运动方向改变了,这又说明力可以改变物体的;顶球时头感到疼,说明力的作用是的;踢出球后,球继续运动,这是由于的原因;飞行中的球会落向地面是由于球受到的作用;停在地面上的球受到平衡力是草地对球的支持力和.2.如图所示,弹簧测力计的测量范围是 N,分度值是 N,弹簧测力计的示数是.3.我国设计的“中华月球车”今年将登陆月球,图为该车的模型.物体在月球表面附近受到的重力仅为在地球表面附近所受重力的1/6,月球车的质量为120kg,它在月球表面受到的重力为 N.若它在月球表面上方竖直下落4m,则重力对它做的功为 J.(g取10N/kg)4.在墙上挂像框时,可自制一个重锤来检查像框是否挂正,如图所示,这是利用了重力的方向总是的.4.自行车运用了许多物理知识.(1)自行车外胎有凹凸不平的花纹,这是通过增大来增大摩擦力.(2)车把上的闸把是杠杆,座垫呈马鞍型,它能够增大座垫与人体的以减小压强.(3)骑车上坡前,人们往往要加紧蹬几下,这样更容易上去,目的是让自行车获得更多的能来转化为能.5.小华用200N的水平推力在水平地面上推着重为300N的箱子,在10s内箱子匀速前进了0.5m,在这个过程中,小华对箱子做功 J,重力所做的功 J,小华对箱子做功的功率是 W,箱子与水平地面间的滑动摩擦力是 N;如果把水平推力F增大300N,物体受到的摩擦力的大小是 N.*甲乙两台机械,它们的功率之比是3:1,在相同的时间里,所做的功之比为 ,若做相同的功,则所需时间之比是 .6.如图甲所示,物体甲重40N,被50N的水平压力F甲压在竖直墙壁上保持静止.如图乙所示,物体乙重60N,在35N的水平拉力F乙作用下,沿水平桌面匀速向右运动.则物体甲受到的摩擦力f甲为 N,物体乙受到的摩擦力f乙为 N.7.如图所示,用两拇指同时压铅笔两端,通过来比较压强,左手指受到铅笔的压力为F1、压强为p1;右手指受到铅笔的压力为F2、压强为P2.则F1 F2,p1 p2.(选填“大于”、“等于”或“小于”)8.一个未装满饮料的密闭杯子,先正立放在桌面上(如图甲),然后反过来倒立放在桌面上(如图乙),两次放置饮料对杯底的压力和压强分别是F甲、F乙、和P甲、P乙,则P甲 P乙,F甲 F乙.(都选填“大于”“等于”“小于”)9.2014年4月16日韩国“岁月号”客轮发生浸水事故而沉没,客轮上476人中大部分为高中学生,事故中仅179人获救.事故告诉我们,水淹过程,必须第一时间开门或砸窗逃生,越迟疑门越难推开,因为船被淹越深,门窗下部受到水的压强越(大/小),紧急情况下,应挥动逃生锤的(A/B)端砸向玻璃窗的边角,破窗逃离.10.如图所示,甲、乙两个圆柱形容器中盛有同质量的同种液体,容器底部受到的压强大.11. 物理知识在生产和生活中有着广泛应用.如图所示,锅炉液位计利用了原理;月球登陆舱的“脚”底盘做得较大,是通过增大来减小;生活中常用吸管“吸”饮料,运用了的知识12.在火车站和地铁站台上,都画有一条安全线,当火车快速开过时,人越过这条线就会有危险.这是因为,火车开动时,靠近火车的地方气体,气体压强.13.潜水员在较深的海水中工作,要穿抗压潜水服,这是由于海水的压强随的增加而增大,他潜到5m深处受到海水的压强是 Pa.潜水员从5m深处继续下潜的过程中,受到的浮力(填“变大”、“不变”或“变3kg/m3 g取10N/kg)小”)(ρ14.如图所示,重0.5N的木块漂浮在水面上,木块的下表面距水面2cm,此时木块受到的浮力为 N,木块下表面受到水的压强是 Pa(g=10N/kg);如果将水中加入一些盐,待盐熔化后木块受到的浮力(选填“变大”、“变小”或“不变”).15.在水平桌面上,有两个相同的圆柱形容器,内盛深度相同密度不同的盐水.将同一鸡蛋分别放入其中,鸡蛋静止时如图所示.鸡蛋在甲、乙两杯中所受浮力分别为F甲和F乙,盐水对容器底部的压强分别为P甲和P乙,则F甲 F乙,P甲 P乙(选填“大于”、“小于”或“等于”).16.质量为0.3kg的木块漂浮在水面上,受到的浮力是 N.另一质量为0.5kg的物块浸没在水中时,排开3N 的水,该物块在水中将(选填“上浮”或“下沉”或“悬浮”,g取10N/kg).17. 把重6N、密度为0.8×103kg/m3的实心物体投入水中.当物体静止时,物体处于状态(填“漂浮”、“悬浮”或“沉在水底”),物体所受的浮力是 N,物体排开的水重是 N.(水的密度为1.0×103 kg/m3)18.如图(甲)所示,弹簧测力计示数为5N.如图(乙)所示,小球一半浸在水中,测力计示数为2N.则小球受到的浮力为 N,小球的体积为 cm3g取10N/kg.剪断悬吊小球的细线,小球在水中稳定时应处于状态.(选填“下沉”、“悬浮”或“漂浮”)19.巴西世界杯足球赛正在火热地进行中.如图是某球员传球时足球的一段运动轨迹,其中球在A点的重力势(选填“大于”、“小于”或“等于”)B点的重力势能.若不计空气阻力,足球在下落的过程中,能转化为能.20.端午节赛龙舟时,运动员一手支撑住桨柄,一手用力划桨,此时桨属于(选填“省力”或“费力”)杠杆;用刻有花纹的橡胶做成桨柄是为了;龙舟快速前进时,激起的“泡沫”会自动靠近船身,这是因为水流速大的地方.21.如图是用来截断电线的工具-老虎钳,它是(填“省力”、“费力”或“等臂”)杠杆,橡胶套上的花纹是为了.22.如图所示工程车上的起重臂就是一个费力杠杆,使用它的好处是能够省;右图装置中A是滑轮(选填“定”或“动”),它的实质是一个杠杆,使用它的好处是可以.23.如果忽略滑轮重和摩擦,则图中,作用在绳子自由端的力的大小分别是多少?(已知被提升重物的重力均为1000N)F1= N;F2= N;F3= N; F4= N.24.如图所示,用滑轮组将重为120N的物体匀速提升2m,所用时间为10s,若不计绳子的重力及摩擦,动滑轮重为30N,所用拉力F为 N,拉力做功的功率为 W,滑轮组的机械效率为.25.如图,用一个动滑轮把重500N的物体匀速提起2m时,不计摩擦和动滑轮重,人对绳子的拉力为 N,绳子自由端移动 m,动滑轮的挂钩受到的拉力为 N.。

八年级语文下册选词语、句子填空训练试题及答案

八年级语文下册选词语、句子填空训练试题及答案八年级语文下册选词语、句子填空训练试题及答案 1.依次填入下列各句横线处的词语,最恰当的一组是子 ( )①井冈山、遵义、延安和西柏坡,是中国革命的几处。

②“开发西部战略”的目标之一就是我国东西部的差距。

③几项调控房价措施相继出台,说明政府房价增长过快的态度相当坚定。

A.胜地缩小控制B.圣地减少控制C.圣地缩小抑制D.胜地减小抑制2. 依次填入下列各句横线处的词语,最恰当的一组是()①逐步推广使用清洁的可再生能源,减少使用污染环境的能源,是____环境恶化的正确选择。

②随着人们自律程度的不断提高,过去有些需要用铁栏杆来维持的地方,现在只要拉绳或画线就行了。

③连学好母语都需要花大力气,下苦功夫,____学习外语呢?A.遏制次序况且 B.遏制秩序何况C.遏止秩序何况 D.遏止次序况且遏制:重点是“制”,控制住。

遏止:重点是“止”,使停止。

显然,目前对于环境恶化只能控制还不能使其停止。

“何况”可用于反问,“况且”不能;3. 7.依次填入下列各句横线处的词语,最恰当的一组是()①虽然已经物是人非,但20年前在此离别的情景,总是心头,挥之不去。

②学生宁愿唱社会流行歌曲,也不唱校园歌曲,说明了现在学样音乐教育的和音乐课的歌曲离孩子们的生活太远。

③经典成为了大众消费文化的装饰,各种各样的电影、电视剧在地戏说历史、改写经典。

A.缠绕缺失随意 B.萦绕缺憾肆意 C.萦绕缺失肆意 D.缠绕缺憾随意“缠绕”是“纠缠、搅扰”之意,多指不愉快的情绪。

“萦绕”是“萦回”之意,与语境相合。

缺失:欠缺、不完善;错误、过失、失误。

缺撼:不够完美,令人感到遗憾的地方。

此处用词义含有“过失、失误”的“缺失”一词最能适合前后语境的要求。

肆意:不顾一切由着自己的性子(去做)。

随意:任凭自己的意思。

此处“肆意”从程度上更切合语句前后的意思。

4. 依次填入下列句子横线处的词语,最恰当的一项是()①新产品研制成功的喜讯很快就____ 来了,不少地方或打来电话或发来电报表示祝贺。

【英语】 八年级英语下册语法填空单元练习题(含答案)(word)

【英语】八年级英语下册语法填空单元练习题(含答案)(word)一、八年级英语下册语法填空专项练习(含答案解析)1.阅读下面材料,在空白处填入适当的内容(1个单词或词组)或括号内单词的正确形式。

将答案填写在答题卷的相应位置。

Now more and more Chinese teenagers find life more difficult without their parents. They don't know how ________(do)housework ________ their parents almost do everything at home. That is a big problem.Joy is a fourteen-year-old girl. One day, her parents went away on a trip, so she was alone at home. At first she ________(think) she would be happy because her parents were not in. She could do what she liked. But when it was six o'clock in the afternoon, she felt ________(hunger)."Oh, it's time ________(have) dinner. Where can I get my dinner?" she said to ________(she). Later she found some meat and vegetables in the fridge, ________ she didn't know how to cook them. At that moment, she missed her parents very much. At last she could only go to the supermarket to buy some food to eat.Many teenagers have ________ same problem. So I think they should learn some life skills, like ________(cook), tidying up their rooms or dressing themselves. They shouldn't depend ________ their parents too much.【答案】 to do;because;thought;hungry;to have;herself;but;the;cooking;on 【解析】【分析】文章大意:很多中国孩子小时候被娇生惯养,Joy的父母外出,留她一个人生活,但是却不能独立自主,由此引发对青少年的担忧。

人教版 八年级下册 unit1单词填空专项练习(80道)

人教版八年级下册unit1单词填空专项练习A组课堂练习根据首字母或汉语提示,填入单词。

1.My mother helped me move the heavy box _______(向)the desk.2.I didn’t go to school u_______ I was seven years old.3.My sister is old enough to look after _______(她自己).4.To my__________(惊奇),Jane was a mother of two children.5.Suddenly he fell down from the tree and _______(受伤)his legs.It seemed that he couldn't move.6.The air here is so dirty that I can hardly _______________(呼吸).7.The girl cried when she saw the _______(血)。

8.Don’t go to work with an empty s_______in the morning, you must eat something.9.A bus _______(撞击)the bridge this afternoon. Luckily, no one was hurt.10.Do you realize the i_______of protecting the earth?11.The man tried to _______(管理)the whole company.12.You can _______(按)the sides of your nose.13.This young man is in danger of d_______________. Doctor, please try your best to save him.14.There was a car a________ caused by ice on the road.e here. L _______on the beach and enjoy the sun,Lucy.16.A c_______is someone who climbs rocks or mountains as a sport or a hobby.17.Don't work too late, or you'll fall s_______18.I ate too much just now, and now I have a_______(胃痛).19.Don’t stand in the sun for too long, or you’ll have a n_______.20.He's in a difficult _______(状况)and doesn't know what to do.21.He usually goes to school on f__________.22.There is a big _______(岩石)on the way to the park.23.He has a _______(牙痛)and can't eat.24.-Peter cut his leg. -Please put a b_______ on it.25.I have a s______ throat so I can’t say a word.26.You are so young. You shouldn't take such a _______(风险)。

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八年级下单项填空专项训练(115题)1. How about _____ English book you borrowed yesterday? A. a B. the C. an D. /2. —______ will the supper be ready? —In about half an hour.A. WhichB. How soonC. How longD. How old3.—I had no interest in biology in the past. —________.A. So do IB. So did IC.Nor did ID. Neither had I4. How long will it ______to get there by air? A. take B. spend C. have D. cost5. — Is Peter at home today? —No. He is at school _________ he has a bad cold.A. becauseB. ifC. thoughD. until6. Just a moment, please! Haven’t you forgotten __________?A. somethingB. nothingC. everythingD. anything7.—How are you getting on with each other? —Not so _______. I’m sorry to say.A. goodB. badC. wellD. badly8.—Have you finished your homework yet? —-Yes. I_______ it just now.A. haveB. have finishedC. had finishedD. finished9.—How ______is the river, do you know?—More than twenty meters, I guess. I’m afraid it’s dangerous to swim in it.A. longB. farC. deepD. thick10.—Are you free later today, M. Smith? —_______.I’m free every day except today.A. I think soB. I’m sorryC. Of courseD. I hope so11. It is ___________ useful dictionary. A. quite a B. a quite C. quite an D. an quite12. Though my younger brother is only three, he can______ himself.A. dressB. wearC. have onD. put on13.— When______ this kind of computer_______? —Last year.A. did; useB. was; usedC. is ; usedD. are; used14.I don’t know ________. A. where is the post office B. what is the post officeC. how is the post officeD. where the post office is15.—Would you like to come to my party this evening, Mr. Black? —_______.A. Oh, no. I won’t comeB. I’ll stay at homeC. I’d liked to, but I have many things to doD. Oh, no. That’ll be too much trouble16. Mike _______ several places since he came to Beijing in 1998.A. visitedB. will visitC. has visitedD. was visiting17.—Do you prefer tea______ milk? —I prefer tea ________milk.A. or; orB. to; thanC. to; orD. or; to18. Could you tell me______ she works in Nanjing? A. when B. that C. who D. if19.—Do you like the coat? — Yes , it_______ very soft.A. tastesB. f eelsC. smellsD. sounds20. Which is_______ to learn, fishing or swimming?A. easyB. easierC. the easierD. more easily21.Mike is_______ unusual boy. He studies in ________university in Hangzhou.A. the; aB. a; aC. an, aD. an; an22. There are three windows in my room. ______ of them faces south.A. NeitherB. NoneC. AllD. Both23. In some places, as more and more trees _____each year, the environment is becoming worse and worse.A. are plantedB. were destroyedC. are cut downD. have been cut down24.—Which do you think is more popular, this blouse or that one? —I don’t think _______of them is popular.A. bothB. everyC. eitherD. some25. Of all the girls Mary spent_______ time and made _______ mistakes.A. less; fewerB. much ; manyC. the least; fewestD. more; most26. —Will you please ________your shoes on the floor? —Sorry, I won’t.A. not to dropB. not dropC. don’t dropD. not dropping27.______ bad weather we are having! We’ve never had________ heavy storms.A. What a; suchB. How ; soC. What; suchD. What; so28.—Don’t do that again, please. —_______.A. No, I don’tB.Sorry, I won’tC. Yes, I mustn’tD. No, I can’t do that again29.I don’t know if he______ tomorrow. Would you please give this to him if he________?A. will come; will comeB. comes; comeC. comes; will comeD. will come ; comes30.He is the first _______ to school in our class.A. comingB. to comeC. cameD. comes31.I think _______ is good for you to take exercise every day. A. that B. it C. this D. such32.This is ______ useful book . _____ book is hers. A. a; The B. an ; The C. the ; The D. a; A33.They have worked here __________1998. A. in B. since C.at D. on34. — Is the old man alive? —I’m sorry. He_______. He _______for two years.A. has dead; diedB. died; has diedC. has died; has been deadD. has died; has died35. Is American English different _________British English? A. of B. as C. from D. at36. She is a good girl. She gets on ________with everyone in the class.A. goodB. wellC. niceD. fine37. Have you finished _______your homework? A. to B. do C. doing D. to doing38. —It’s to o cold today. —_______. A. So it is B. It is so C. So is it D. So does it39. She doesn’t like bead, and her sister doesn’t like bread, _______.A. tooB. alsoC. eitherD. neither40. — Excuse me, have you seen my handbag?— Is it ______ one with_______“ u” on the corner of the bag?A. the; aB. a ; anC. the; anD. a; a41. Lots of visitors come to Xitang because it is______ town.A. so a beautifulB. very beautifulC. such beautiful aD. quite a beautiful42. Lily was born ______ the autumn _______1982. A. on; in B. in; of C. on; of D. at; in43. —Which do you prefer, Pizza or MacDonald’s?—_______, I like KFC.A. BothB. EitherC. NeitherD. None44.Deng Yaping can speak English quite well because she__________ England for some years.A. has been toB. has gone toC. has been inD. had been to45. The Sony MP3 is rather(相当的) ________, but it was even _______two years ago.A. expensive; expensiveB. expensive; cheaperC. expensive; more expensiveD. more expensive; more expensive46. —Would you mind if I used your pen? —________.A. Certainly. Here you areB. Not at all. Here you areC. I’d like to. I h ave many pensD. Yes, I do. Ask somebody else47.—Hello, Lucy! How are you ? —I’m very well, thank you. And you? —_______.A. That’s all rightB. The same to youC. Fine, thanks. And youD. Just so-so. Thank you48. —Oh, there’s someone k nocking at the door. —_______must be your neighbor.A. ThereB. SheC. HeD. It49. Not long ago, our country sent up a rocket with two small satellites into space. One weighed 204 kilosand ______ 25 kilos. A. the other B. other C. others D. the others50. In order to keep healthy, you should eat______ fast food, ______ fresh vegetables and take enough exercise.A. fewer; fewerB. less; moreC. fewer; moreD. less; less51. I enjoy the popular dance “ hip-hop”, but ________my father________ my mother likes it.A. both; andB. not only; but alsoC. either; orD. neither; nor52. Internet bars mustn’t let people under 18 in or let anybody_______ bad things.A. watchB. to watchC. watchingD. watches53.We are very sad and angry to hear that the bad milk powder(劣质奶粉) ______ the deaths of over 30 babies.A. madeB. didC. broughtD. caused54.—Shall we call for a taxi? —OK. Let me _______ the phone number in Yellow Pages.A. look atB. look forC. look upD. look after55. I like swimming very much, but now I_______ swim as________ as I used to.A. don’t; oftenB.not; oftenC. don’t; oftenerD. not ;oftener56.—The light in the office is still on. —Oh, I forgot_______.A. turning it offB. turn it offC. to turn it offD. to turn off it57.The train leaves at 6:00 pm. So I have to be at the station _______5:40pm at the latest.A. untilB. afterC. byD. around58. Tom often has lunch at school, _____? A. doesn’t he B.doesn’t Tom C.hasn’t he D.hasn’t Tom59. Mother said that cooking _______much time every day.A. paidB. spentC. tookD. made60. —What’s wrong with your aunt, Bill?—She’s ill. A doctor mu st be ________.A. sent backB. sent upC. sent awayD. sent for61. —Why don’t you have a textbook with you?—I’ve __________it at home.A. forgotB. leftC. lostD. seen62. He was too happy to say ________ at the moment.A. somethingB. anythingC. nothingD. everything63. He found ______ interesting to talk to a little boy. A. this B. that C. it D. an64. Are you in the ______ race today?A.100-metreB.100-metresC.100-metre’sD.100-metres’65. The farm was _______ walk from here. A. two-hour B. two hour’s C. two hours D.two hours’66. He invited some classmates to his party, but _______came. A. a little B. little C. a few D. few67. The smile on the t eacher’s face means that he is _______with the class.A. pleasedB. sorryC. angryD. difficult68. Zhao Hongbo, with Shen Xue, _______able to get the first place in skating last year.A. wasB.isC. areD. were69. — Do you know Liang Jingru? —Yes, but I only know ______ about her.—Tell you, her latest song sounds quite cool. A. a few B. a little C. little D. few70. This book ______ Lucy’s. Look! Her name is on the book cover.A. must b eB. may beC. can’tD. mustn’t be71. The headmaster stopped _______to me because there was a call for him .A. talkingB. to talkC. sayingD. to say72. He spends as much time as he can______ English every day.A. listen toB. listening toC. listened toD. to listen to73.When you are in trouble, don’t worry, maybe you can come up________ a good idea.A. ofB. atC. withD. up74. The text was very long and he found it ________in such a short time.A. easy to learnB. difficult learningC. difficult to learnD. difficult learning75. Can you _____ a ruler_____ me? A. borrow; to B. borrow; from C. lend; to D. lend; from76. More than two months ______ since the foreign friends came here.A. have passedB. has passedC. have pastD. has past77.—Do you know_______ our teeth healthy is very important?—Yes, I agree. On September 20th we can learn more about how to protect our teeth.A. keepB. keptC. keepingD. keeps78. Nowadays, we usually______ a personal computer “PC” for short.A. callB. sayC. speakD. talk79. Mother said that a Teddy Bear______ too much, so she didn’t buy one as my birthday present.A. paidB. spentC. costD. took80.Mike! Could you _______me your bike? I’m going to town this afternoon.A. mendB. borrowC. buyD. lend81.People usually ______“hello” to each ot her when they make a phone call.A. sayB. speakC. tellD. talk82.Zhao Lan ______ already ______in this school for two years.A. was; studyingB. will; studyC. has; studiedD. are; studying83.Football _______all over the world. A. is playing B. play C. plays D. is played84. Sam _______ most of his pocket money on books. A. spends B. pays C. costs D. takes85. When we ______ the top of the hill , the sun had risen.A. arrived inB. gotC. reachedD. arrived86.—You’ve won the girls’ 100 metres. Congratulations! —________.A. Thank youB. Don’t say thatC. What a pityD. That’s right87. He may fall_________ others because he has missed so many lessons.A. afterB. behindC. laterD. out of88.—I called you at eight last night. But nobody answered the telephone.—Oh, I _______ my car in the garage. I don’t have a phone there, you know.A. repairedB. would repairC. had repairedD. was repairing89.It’s not good to be late_______ school. A. in B. for C. with D. by90. Oh,my God! I have ______the key to my bike in the classroom.A. forgotB. forgottenC. lostD. left91. As China is a member of WTO now, English _________ in more Chinese schools.A. was taughtB. is taughtC. teachesD. taught92.—Where is your father? We haven’t seen each other for weeks. —_________.A. He has been to AmericaB. He has gone to EnglandC. He’s going to AustraliaD. He would visit my grandparents.93. When the traffic light is red, you _______cross the road.A. mustn’tB. needn’tC. mustD. need94. I don’t thi nk this blouse fits me. Please show me_______ one.A. otherB. anotherC. the otherD. others95. — _______is it from Jiaxing to Hangzhou?—I’m not sure, but it takes about ninety minutes to get there by bus.A. How manyB. How oftenC. How muchD. How far96. —Do you see _______clock I bought last month? —You mean_______ one mended by Uncle Wang?A. the; theB. the; aC. a; theD. a; a97. —Excuse me. Which is the way to the nearest bookshop?—Walk along this road, ______you’ll find it at the first crossing.A. orB. butC. andD. Though98. —What______ your friend? —He fell down and hurt his knees.A. happened toB. happenedC. was happened toD. was happen99. Father showed me ________. A. to use the computer B. using the computerC. how the computer be usedD. how to use the computer100. What shall I do? I can’t find _________.A. my bike keyB. the key of my bikeC. the key in my bikeD. the key to my bike101. Would you lend me a pen to________? A. write B. write with C. write down D. write on 102.The accident happened _______ a cold winter morning. A. in B. on C. at D. of 103. —______ did you come here? — To look for my brother.A. HowB. How oftenC. WhenD. Why104. Li Ming knows _______Japanese, does he? A. a little B. a few C. little D. few 105. I remember seeing Tom in the park______ last month.A. sometimeB. some timeC. sometimesD. some times106. He often helps the students _______ he thinks are not quick of their studies.A. whomB. whoC. whoseD. where107. There are many trees and flowers on______ sides of the street.A. eachB. eitherC. neitherD. both108.Mr Smith is interested _______ making things. A. in B. at C. on D. of109.—Do you still remember ______ me somewhere in Hangzhou? — Yes, of course. Ten years ago.A. to seeB. seeC. seeingD. saw110.Would you please tell me ________next, Mr. Wang?A. what should we doB. we should do thatC. what we should doD. should we do that111. The bus driver didn’t see the motorbike______ he hit it. A. when B. until C. if D. after 112.______ we are living today! A. What happy B. What a happy life C. How happy D. How a happy 113.— Have you got a lot of story-books ? —No, but______. A. little B. a little C. few D. a few 114. When you pass the post office , please stop _______several stamps for me.A. buyB. buyingC. boughtD. to buy115. Tell her about it when she _____tomorrow. A. will come B. is going to come C. comes D. shall come。

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