必修2UNIT3.doc

高一英语必修2 Unit 3 Computers 学案 设计人：芦卓Unit 3 学案一Warming up and pre-readingLearning aims1. Knowledge and skillsgrasp the key words: calculate, universalgrasp the phrases: the title of, according to,the development of, compare with,have something ( nothing / little / a lot ) in commongrasp the pattern: What do you think will be the next development?2. Process and methods1) discussion in groups2) free talk3. Feelings and valuea) students can have a general understanding of computers b) know the development of computersDifficult points of learning know the history of computerMain points of learning(1) grasp the key words , phrases, sentence patterns in this part (2) get ready for the reading part(3) practice oral English 旧知识检测Translate and make sentences with these phrases:1. compete in. 2. compete with / against sb. 3. compete for. 新知识探究1. common adj. 共同的，普遍的；常见的常用结构：in common 共有，公用(在句中多作状语）have nothing/little/a lot/something in common (with) sb.与某人没有/许多/有些共同之处in common with 和一样common sense/knowledge 常识common welfare 公共福利易混辨析common/ordinary/usual/normalcommon 指“共有的，公共的；共同的；常见的”。反义词为rare。common作“普通的”讲时可与ordinary换用。如“普通人”也可以说成common people。ordinary 意为“普通的，平淡无奇的”，指没有什么特别的地方。usual 意为“平常的，通常的，一向的”，含惯例之意。normal 意为“正常的”。Jane and I have nothing in common.=I have nothing in common with Jane. The problems are common to all societies. In common with many young people, he prefers pop songs.He is in ordinary clothes. We meet every day at the usual place. 知识拓展：in common 意为“公共，共有”Real friend should have everything in common.翻译： in common with 意为“和一样”,相当于like.In common with many other scientists, Albert Einstein liked music.翻译： 练一练：（2007湖北）Water can absorb and give off a lot of heat without big changes in temperature, thus creating a environment.A. peaceful B. sensitive C. common D. stable三星训练一. 翻译短语:1. the title of 2.according to 3. the development of 4.与比较 5. have something ( nothing / little / a lot ) in common 6.设计出,算出, 得出.答案 7. 加法机 8. 通用机 二.单词和词组拼写1. A teachers work is often (比较) to a candle.2. A ( 依照 ) his ability, he could finish it by himself. 3. Our teacher is ( 计算 ) the cost of a journey4. Snow is ( 常见的 ) in cold countries.三.单项选择1. with the size of the whole earth, the biggest ocean does not seem big at all. A. Compare B. When comparing C. Comparing D. When compared2. You d better work a list of the people who will come to our party. A. at B. on C. with D. out3. My teacher bought a machine yesterday. A. calculated B. calculator C. calculating4. I have a idea of how a car works. A. common B. general C. usual D. ordinary 5. She has been out of work for a year and is looking forward to in work again. A. being B. be C. is D. was6. The day he was looking forward to .A. came B. coming C. comes D. come7. Harry visited the bookstore every week. He became such a customer that the bookseller gave him some books as presents. A. common B. normal C. usual D. average 挑战零失误 Correct the mistakes:1. What do you think do they tell you about the development of computers? 2. In pairs discussing what they have in common. 3. I do not doubt whether he can recite it. Unit 3学案二阅读课学案Pre-readingHave the computer and Internet become part of your life?How have computer changed our lives? (What can you use them to do? )Reading1. Who is the speaker in this story?_2. Whats the general idea of the passage?_passage mentions two persons. Who are they ?Why are they mentioned?_Timeline1642:_1822:The Analytical Machine was made by Charles Babbage._:_1940s:_: The first family of computers was connected to each other.1970s:_Now:_Fill the blanks The text is about the history of _ At first, the computer was used _ a calculating machine And it was very _. As the years have _ _ , computers have been made _ _ _ (越来越小) and it has many new_ .Now,people can use computers to _ _information and communicate _(介词) each other around the world by the _.Unit 3学案三ReadingLearning aims1. knowledge and skillsgrasp the key words: simplify sum operator logical logically technology technological revolution artificial intelligence intelligent solve reality personal personally total totally network web application finance mobile rocket explore anyhow goal happiness.grasp the key phrases: fromon; as a result; sothat; human race grasp the key patterns:1）. 1. I have been used in offices and homes since the 1970s.2） Over time I have been changed a lot.Difficult points of learningunderstand the text Main points of learning(1) grasp the key words (2) conclude the development of computer 旧知识检测 Correct the mistakes:1. The computer is belonging to my sister. . 2. I dont doubt whether the gold ring belongs to her. . 新知识探究 1.sum n. 总数, 总和,金额, 算术The expenses came to an enormous sum. The sum will be increased by fifteen per cent.金额 vt. & vi. 合计, 总结, 归纳 常与up 连用构成短语。This story may be summed up in one sentence. 2. application cn. / un. 应用, 适用， 运用 常与介词of/to连用。e.g the application of new technology to teaching 教学新技术的应用cn. / un.申请, 志愿书, 申请书e.g I made an application for a new job.翻译： The manager received twenty applications for the post .翻译： 3. However, this reality also worried my designers.可是，这个现实也让我的设计者担心。a. however conj. 表示“不管用什么方法”， “不论什么方式”。e.g However I cook eggs, the child still refuses to eat them. 翻译： b. however adv. 表示“无论如何， 不管怎样， 不过， 仍然，究竟怎么” e.g He can answer the question however hard it is. 翻译： He hasnt arrived. He may, however, come later. 翻译： however 与but:however比较正式，but一般不能放在句首，而however可以放在句首，句中或句末。放在句中时，前后用逗号隔开的时候较多。1. however作“然而，但是，不过”解时，时副词，用于言及既成事实时，表示转折，通常用逗号分开，可以放在句首，也可以放在句中。e.g His first response(反应) was to say no. Later, however, he changed his mind.翻译: 2. but 作“但是，然而”解时，是连词，连接两个并列的分句。e.g Tom went to the party, but his brother didnt.翻译: 4. anyhowadv.（也作anyway）不管怎样，无论如何；反正；即使如此联想拓展somehow adv. 以某种方式, 用某种方法；不知怎么地somewhat adv.有点，稍微He told me not to buy it, but I bought it anyhow.他告诉我不要买它，但不管怎样，我还是买了。It may snow, but anyhow I will go to the town.可能要下雪,但无论如何我都要进城。We must get the work finished somehow by tomorrow morning.我们必须设法在明天早上以前把工作做完。Somehow we lost our way.不知怎么地我们迷路了。My jacket is somewhat like yours.我的夹克与你那件有点相似。高手过招(1)单项填空You dont seem to be quite yourself today. Whats wrong?Oh, Im suffering from a cold. Nothing serious, . A. yet B. indeed C. anyhow D. though5. personallyadv. 就个人而言；亲自联想拓展personally意为“就个人而言”时的同义短语：in my opinion_in my viewfor my part_from my point of view for my perspectiveThe owner of the hotel welcomed us personally. _Personally (speaking), I think he is a very good man, but you may not agree. 就个人而言, 我认为他是个很好的人, 但也许你不这么认为。6. goaln. 球门；(进球)得分；目标；目的常用结构：He headed the ball into an open goal. We won by three goals to one. Youd better set a goal before you start.总结归纳高手过招我的人生目标是帮助他人。7. as a result_联想拓展He made a big mistake, and, as a result, lost his job. 他犯了个大错，结果丢了工作。He didnt pass the exam as a result of his carelessness.他由于粗心而没有通过考试。His success results from his hard work. 他的成功源于自身的努力。Acting before thinking always results in failure. 做事之前不加考虑总会导致失败。 总结归纳高手过招(1)单项填空He fell the bike and broke his leg as . （200912山西大同检测）A. down; result B. off; a result C. onto; a result of D. to; a result of 8. so .that ._such+ a/an+adj.+单数可数名词+that-clause adj.+复数名词+that-clause adj.+不可数名词+that-clauseShes so ill that she cant get out of bed.These are such interesting books that children like to read them. 温馨提示so that 既可以表达_，又可以表达_，表目的时相当于_I stopped so that you could catch up.我停下来以便你能赶得上。“so .that .”结构中的“so+adj./adv.”位于句首时，主句要_。So hard does he work that he seldom goes home.他工作那么努力，几乎不回家。“such .as .”中的as引导的是一个定语从句。 高手过招单项填空What a beautiful day!Yes, its that Id like to take a walk. A. such nice weather B. so a nice weatherC. too nice weather D. nice weather so三星训练一. 翻译短语:1. an analytical machine 2. over time 3. artificial intelligence 4. a universal machine 5.走过, 过去 6. 结果 7. 技术革命 8.个人电脑 9. from then on 10. 人类 三. 单项选择4.The women water the trees they will grow well.A. so as to B. in order toC. so that D. to2. As time , she became more and more worried about her sons safety. A. passing B. going by C. goes by D. passed3.-How do you deal with the disagreement between the company and the customers? -The key the problem is to meet the demand by the customers. A. to solving; making B. to solving; made C. to solve; making D. to solve; made4. They are not very good, but we like . A. anyway to play basketball with them B. to play basketball with them anyway C. to play with them anyway D. with them to play basketball anyway5. The procedures(程序) of operating a computer have been _ several times, the results of which have made it much easier _. A. cut down; to operate B. simplified; to be operated C. reduced; to be operated D. simplified; to operate 6. The application of the Internet is considered as a revolution in computer science, _, computers could be connected with _ to share information. A. as a result; one after another B. as the result, one another C. as a result; one another D. as the result; one to the other 7. The twin sisters have with each other except that they look alike. A. a lot in common B. little in common C. nothing to do D. no common8. There were _ many people in the zoo _ it was hard to get through the crowd to see the animals. A. such; that B. so; that C. too; that D. quite; that 9. They the suffers with food and clothes. A. providing B. offering C. offers D. provided 10. Ten years in prison he was sentenced to too long. A. being B. was C. were D. is 11. His work he devoted all his life to secret one. A. was B. being C. were D. is12. _, I am determined not to play computer games and _myself in doing something meaningful. A. From now on; employ B. From now on; bury C. Since now on; devote D. From today on; explore 挑战零失误 Translate the following sentences pay attention to the underlined parts:1. I have been used in offices and homes since the 1970s. 2. Over time I have been changed a lot. 3. I have been put into space rockets and sent to explore the Moon and Mars. Unit 3 学案四Learning about language-using languageLearning aimsknowledge and skills1. grasp the key words: virus signal. Difficult points of learningsome difficult sentencesMain points of learninggrasp the key words , phrases, sentence patterns in this part 旧知识检测 Correct the mistakes:1. Only then I could work out the difficult problem. 2. I dont agree that they should return the treasure to Russia if they find it. Nor I think they should give it to any government. 知识探究 in a way_=_联想拓展In a way, its kind of nice to be studying alone.There was a big stone in the way.We look the same in some ways.They didnt give way to the enemies.He had never come to the city, so he lost his way there.In no way will I give up learning English.On his way to school, he saw an accident in the street.I had better say a few words by way of explanation.归纳总结高手过招单项填空I cant see the word on the blackboard. Your head is . （原创）A. on the way B. in a wayC. by the way D. in the wayafter all_联想拓展at all 根本，完全；到底，究竟；既然not at all 一点也不in all 总共，共计above all 首先；最重要的是first of all 首先all in all 总之Dont get discouraged by setbacks, we are new to the work after all.He did come after all. He is not a bad boy at all.There are 64 students in the classroom in all.We should practice more in learning English, but above all, we should be confident.He is handsome ,rich, nice and kind, all in all, he is a hero of all.归纳总结高手过招单项填空The hurricane damaged many houses and business buildings; , it caused 20 deaths.A. or else B. therefore C. after all D. besidesdeal with _易混辨析do with/deal with表示“怎样处理”时，do with常与连接代词what连用，而deal with常与连接副词how连用。deal with意义很广，意为“_”等。How are you going to deal with the problem? Such man is difficult to deal with. Ive dealt with him for ten years.This book deals with the Middle East.He didnt know what to do with the property his father had left. I cant do with the loud noise. 高手过招单项填空It is said in Australia there is more land than the government knows . A. it what to do with B. what to do it with C. what to do with it D. to do what with it 三星训练 . 用单词的适当形式完成句子：1. He used to (下载)information from the internet and made use of it.2. An unknown (病毒) has just attacked my computer. . 单项选择1. He knows to deal with man but when he meets women, he doesnt know to do. A. what; how B. what; what C. how; what D. how; how2. Id like to buy a housemodern, comfortable, and in a quiet neighbourhood. A. in all B. above all C. after all D. at all3. Computers have been made _ clever that they can _ problems like humans _. A. such; deal with; in a way B. so; do with; in a way C. such; do with; in the way D. so; deal with; in a way 4. _what they have achieved in the past five years, we still have to long way to go. A. Comparing with B. Compared with C. Comparing to D. Compare to 5. inside the cave, the bear cant be easily found. A. Hide B. Hiding C. Hidden D. To hide6. Whatever you say about what I did the other day, I meant no harm