高中英语人教版必修二-Unit3-课文内容
人教版高中英语必修二 unit 3 computers warming up
abacus calculator Huge computer
What’s next?
Robot
PDA 人教版高中英语必修二 unit 3 computers warming up(共21张PPT)
laptop
desktop
人教版高中英语必修二 unit 3 computers warming up(共21张PPT)
intelligent ,more useful \usages\ functions, (surfing the Internet, looking for information, draw pictures…) Disadvantages: too big to carry , expensive, skillful (it requires people should know how to use a computer)
人教版高中英语必修二 unit 3 computers warming up(共21张PPT)
人教版高中英语必修二 unit 3 computers warming up(共21张PPT)
•
Abacus
Advantages: fast, traditional , convenient, simple
Part 1 words
Guess :
I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now.
chips 主板 显卡
人教版高中英语必修二 unit 3 computers warming up(共21张PPT)
人教版2019高中英语选择性必修第二册Unit 3 Food and Culture 课件
Iearning objects By the end of this period, you will be able to… 1. 1discover and grasp the form and rules of past perfect tense and past perfect passive voice;
4. 过去完成时还常常用在told,said,knew,heard,thought等动 词后的宾语从句(或间接引语)中,这时从句中的动作发生在主句表 示的过去的动作之前。
他说他在家里已经呆了三天了。
He said he had stayed at home for 3 days.
5. 动词think,want,hope,mean,plan,intend等用过去完成 时来表示“过去未曾实现的想法、希望、打算或意图”等。
we____h_a__d___ just____e_a_t_e_n__, haggis!
had finished
● Carol: My goodness!
● Paul: Well, it was not bad. I have tI got to the tea house yesterday, I found nobody there.
过去完成时时间状语有哪些？
1.by+过去的时间点 I had finished reading the novel by nine o’clock last night. 2.by the end of+过去的时间点 We had learned over two thousand English words by the end of last term. 3.before+过去的时间点 They had planted six hundred trees before last Wednesday.
高一英语人教版新教材必修二第三单元unit3 课文the 中英文
高一英语人教版新教材必修二第三单元unit3 课文the 中英文Unit 3: TheXXX: How the。
Has Changed UsThe World Wide Web has been praised for XXX that tell us how the。
has made our XXX。
We no longer have to wait in line or carry cash when we go shopping。
We can easily access updated n from large databases and download are。
documents。
and images whenever we need them。
However。
the。
has done much more than make life XXX.The XXX that were not possible before。
It has created a sense of community and belonging。
People can connect with others who share their interests。
no matter where they are in the world。
This has led to the n of online communities where people can discuss and share XXX.Social XXX with each other。
We can now easily keep in touch with friends and family。
no matter where they are。
We can share our thoughts。
photos。
and experiences with them in real-time。
人教版高中英语选择性必修第二册精品课件 Unit 3 Section C
n.猪肉 adv.有点;稍微 n.夫人;女士 adv.不顾;不加理会 n.类别;种类 n.维生素 n.数量;数额
8. dairy 9. chew 10. modest
adj.奶制的;乳品(业)的 nБайду номын сангаас乳制品;乳品店;牛奶厂
vi.& vt.咀嚼;嚼碎 n.咀嚼
adj.些许的;谦虚的;朴素的
识记阅读词汇
5.consistent adj.一致的;连续的→ consist vi.由……组成
→ consistence n.一致性
6.trick n.诀窍;计谋;把戏→ tricky adj.难对付的;狡猾的,诡计多端的
【掌握构词规律 快速记牢单词】 后缀-y往往放在名词后面构成形容词,如: dirt→dirty 脏的 guilt→guilty 有罪的 salt→salty 含盐的;咸的 thirst→thirsty渴望的;口渴的
D.Why to eat quickly.
答案 C
5.What is the writer’s attitude to eating? A.Eat to live. B.Live to eat. C.Eat for fun. D.Eat to enjoy. 答案 A
Step Three Post-reading
Task 3 Read the text carefully and choose the best answer.
1.What is more likely to cause heart disease?
A.Fatty food.
B.Roasted food.
C.Meat.
D.Sugar.
答案 D
Para.3 C.The way you look at food is most important.
新教材 人教版高中英语必修第二册 unit3 The internet 精品教学课件(共142页)
学以致用 完成句子 (1)他整个下午都在上网和朋友聊天。 He has been on the computer all afternoon,chatting with his friends . (2)我和她闲聊了好久。 I had a long chat with her.
3.【教材原文】And so I use a nonsense name for my net identity.(Page 27)
(4)A working party has been set up to look into the problem.
(5)Looking at these photos,I can’t help looking back on my childhood.
(6)She is looked on as the leading figure on the subject.
语境领悟
(1)At last things were beginning to look up. 情况终于开始好转了。
(2)I looked up the new word in the dictionary. 我在词典里查过这个生词。
(3)I look on her as one of my closest friends. 我把她看作我最亲密的朋友之一。
我为我的网上身份胡乱用了个名字。 考点identity n.身份;个性
an identity card (ID card)身份证 identify vt. 认出;确认 identification n. 识别;鉴定;确认
语境领悟
(1)Before checking in for your flight,you must show your identity card.
Unit 3课文文本和翻译 人教版高中英语必修第二册
人教版高中英语新教材必修二Unit 3课文文本和翻译STRONGER TOGETHER: HOW WE HAVE BEEN CHANGEDBY THE INTERNET我们一起更加强大：我们是如何被互联网改变的Much has been written about the wonders of the World Wide Web. There are countless articles telling us how the Internet has made our lives more convenient. We no longer have to wait in line or carry cash around when we go shopping. We can get the most updated information from large databases. We can download software, documents, and images whenever we need them. But the Internet has done much more for people than simply make life more convenient. People’s lives have been changed by online communities and social networks.关于万维网奇迹的文章有很多。
有无数的文章告诉我们互联网是如何使我们的生活更加方便。
当我们去购物时，我们不再需要排队或随身携带现金。
我们可以从大型数据库获得最新的信息。
我们可以随时下载软件、文档和图像。
但互联网为人们带来的不仅仅是简单地让生活更加便利。
在线社区和社交网络改变了人们的生活。
Jan Tchamani, an English teacher in Birmingham, UK, suddenly developed a serious illness and had to quit her job. At age 50, she found herself out of work and stuck at home with only her computer to keep her company. After a while, she discovered that surfing the Internet could help her feel less lonely and bored. She could listen to music, watch films, play games, and explore the world. She also joined an online group wh ere she could talk about her problems and get support and advice from others. She realised that one of the greatest benefits of the Internet was its ability to remove the distance that usually exists between people.英国伯明翰的一位英语教师简•夏曼尼突然得了重病，因此不得不辞职。
Unit 3 Reading and Thinking 课件-高中英语人教版选择性必修第二册
Unit 3 Food and Culture
1.What are the people doing ?
The guests are sitting at the tables sharing the food on the street.
2.Why do you think they are gathering together ?
How many kinds of Chinese cuisines in China?
hot from chillies
fresh herbs, oily colourful
mild, slight sweet
fresh flavours, soft tex different local cultures, as a result, they have different kinds of food.
Tips: How to identify causes and effects?
1. Look for signal words , such as
Typical dish
People or culture
General Tso’s chicken 左宗棠鸡
dish with Sichuan peppercorns
Americans love bold and simple flavours, and are not
afraid to try new foods.
A. English food
B. French food
C. American food
D. Chinese food
4. From the first visit to China, the writer found the Chinese
人教版(2019)高中英语选择性必修第二册Unit 3 Food and Culture课件
●A. Fatty food.
B. Too much sugar.
●C. Fruit and vegetables. D. Animals’ meat.
●2. What diet should we eat if we want to keep healthy?
●A. Sugar and fat.
B. Dairy products.
●C. A balanced diet.
D. Processed foods.
●3. What is the main purpose of the passage? A. To introduce a new diet to people. B. To analyse the composition of food. C. To explain the effect of sweet on health. D. To tell readers what is a healthy diet. ●4. Where is this text most likely from? A. A novel. B. A guidebook. C. A diary. D. Amagazine.
对待食物的方式是最重要的
E. Keep It Fresh and Balanced 保持食物 新鲜和平衡
careful reading.
●Ⅰ 阅读理解（根据课文内容选择正确答案）
●1. According to the passage，what is the biggest killer of heart?
重点词汇
发表演讲 养成健康的饮食习惯 不吃早餐 吃零食 挑食 暴饮暴食 对......有害 对......有益 保持健康 定期，经常 增强体质
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高中英语人教版必修二-Unit3-课文内容必修二Unit3 课文内容1.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.本句是由并列连词and连接的并列句。
and后的句子中before引导时间状语从句。
△before引导时间状语从句before引导时间状语从句时可以根据语境译作“过了……（时间）才……”，“还没来得及……就……”或“在……之前”。
They walked about 30 miles before they saw a village.We hadn’t run a mile before he felt tired.△before常用于以下句型中：⑴It was + 时间段+ before... “过了……才……”，从句常用一般过去时。
⑵It was not long before ... “不久就……”，从句常用一般过去时。
⑶It will not be long before... “不久就会……”，从句常用一般现在时。
⑷It will be + 时间段+ before... “要过……才……”，从句常用一般现在时。
It was five days before he came back.It was not long before he sensed the danger of the position.It will not be long before they understand each other.It will be half a year before you graduate from the school.练习：1. It was evening ______ we reached the little town of Winchester.A. thatB. untilC. sinceD. before2. Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.A. sinceB. afterC. beforeD. when3. Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.A. asB. sinceC. untilD. before4. He made a mistake, but then he corrected the situation ______ it got worse.A. untilB. whenC. beforeD. as5. It was some time _____ we realized the truth.A. whenB. untilC. sinceD. before6. The American Civil War lasted four years _____ the North won in the end.A. afterB. beforeC. whenD. then7. –Why didn’t you tell him about the meeting?–He rushed out of the room _____ I could say a word.A. beforeB. untilC. whenD. after8. –How long do you think it will be______ China sends a manned spaceship to the moon? –Perhaps two or three years.A. whenB. untilC. thatD. before2.Anyhow, my goal is to provide humans with a life of high quality.本句为简单句。
my goal为主语；动词不定式短语to provide...为表语；of high quality作定语，修饰a life.△“of + 名词”结构“of + 名词”结构可在句中作表语、定语和补语。
该结构可分为两类：⑴名词有相应的形容词时，“of + 名词”可转化为相应的形容词。
这类名词有value, use, important, help, interest, benefit等。
它们可用no, some, any, little, much, great等词修饰。
They are of great help ( = very helpful) to English learners.In fact, sports can be of great benefit (=very beneficial) to our health.⑵名次没有相应的形容词时，“of + 名词”没有相应的形容词形式。
常见的名词有age, size, color, weight, quality, height, price, opinion, shape, kind, way等，这些名词前的限定词常为a, an, the same等。
Mr. Smith, my teacher, is of the same opinion.We are of the same age.Tom is of a different way of thinking.练习：⑴–This book by Tony Garrision is ______ for our course.– But I think his latest one is better worth reading.A. uselessB. of no useC. of great useD. great useful⑵完成句子①这项工程对每个人都大有好处。
This project is ______________________________ (benefit) to everyone.②同时，性别差异的主题也很有趣。
Also, the topic of sex differences is ____________________________ (interest).③在这个地区，我们学校的教学质量是最好的。
Our school education is ________________________ (quality) in this area.3.As time sent by I did research into how to make my radio.本句中as time sent by为as引导的时间状语从句，how to make my radio作介词into的宾语。
△as引导的时间状语从句⑴as引导时间状语从句，意为“随着，当……”，强调主从句的谓语动作同时发生。
As shots rang, people could be seen running out of the building.⑵as引导比较状语从句，意为“像……一样”。
He is as old as I (am).⑶as引导方式状语从句，意为“照……的方式”。
When in Rome, do as the Romans do.⑷as引导原因状语，意为“因为，由于”。
”As she has no car, she can’t get there easily.⑸as引导让步状语从句，意为“尽管，虽然”，此时从句需用部分倒装结构。
Happy as/though they were, there was something missing.Child as/though he is, he knows a lot.练习：⑴Stupid ______ it sounds, I was so in love with her that I believed her.A. althoughB. asC. whileD. when⑵Lessons can be learned to face the future, _______ history cannot be changed.A. thoughB. asC. sinceD. unless⑶完成句子①我们最好快一点，因为天就要黑了。
We had better hurry, _______________________________________ __.②尽管她已经很累了，但她想睡觉是没有指望的。
___________________________________, there was no hope of her being able to sleep. ③详细的调查显示多达50%的病人没有遵照指示服药。
Careful surveys have indicated that as many as 50% of patients do not takedrugs ____________________________.(direct)4.She programs us with all the possible moves she has seen while watching human games.本句为主从复合句。
she has seen while watching human games是省略了关系代词that的定语从句，修饰先行词moves；该定语从句中的while watching human games为时间状语从句的省略形式，完整形式应为while she was watching human games.△状语从句的省略省略现象一般出现在下列五种状语从句中：①由when, while, as, before, after, till, until, once等引导的时间状语从句；②由whether, if, unless等引导的条件状语从句；③由though, although, even if, whatever等引导的让步状语从句；④由as, than等引导的比较状语从句；⑤由as, as if, as though等引导的方式状语从句。