人教版高中英语 必修2 Unit 3Computers学案（新人教版必修2）
Unit 3 Computers核心单词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. 我与简毫无共同之处。The problems are common to all societies. 这些问题是所有社会的通病。In common with many young people, he prefers pop songs.和许多年轻人一样，他喜欢流行歌曲。He is in ordinary clothes. 他穿着平常的衣服。We meet every day at the usual place. 我们每天在往常那个地方见面。高手过招单项填空 Harry visited the bookstore every week. He became such a customer that the bookseller gave him some books as presents. （2009·12·浙江桐庐检测）A. common B. normal C. usual D. average 解析：选C。由“Harry visited the bookstore every week”可知，他是常客，含有“习惯，惯例”之意，故选C。2. signaln. 信号；手势；声音；暗号v. 发信号；用信号传达；用信号与通讯A red light is usually a signal for/of danger.红灯通常是危险的信号。He signaled (to) the waiter to bring the menu.他示意服务员把菜单拿过来。常用结构：signal to sb./sth. for sth. 用信号传达（某信息）；用信号与（某人）通讯signal with .用发信号高手过招翻译句子铁路的红信号灯亮了，所以火车停下了。他用红旗传达信号。答案：The railway signal was on red, so the train stopped.He was signalling with a red flag.3. sumn. 金额; 款项; 总数; 算术题常用结构：in sum 简言之; 总而言之sum up/sum sth. Up 总结；概括He was fined the sum of 200$. 他被处以200美元的罚金。The sum of 5 and 3 is 8. 5加3的和是8。To sum up, there are three main ways of solving the problem.概括起来说，这个问题主要有三种解决办法。答案：In sum, the plan failed. 4. arisevi. (arose, arisen)出现，发生；起床，起身A new difficulty has arisen.出现了新的困难。Accident arise from carelessness.疏忽大意往往会引起事故的发生。He arose at dawn.他黎明即起。常用结构：arise from/out of 由引起；由产生高手过招翻译句子夜间起风暴了。由于缺乏交流而产生了问题。答案：A storm arose during the night.Problems have arisen out of the lack of communication.5. 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, . （2009·12·安徽舒城检测）A. yet B. indeed C. anyhow D. though(2)完成句子 （原创）我对这个工作有点厌倦了。I am tired of this work.不知怎么地,他害怕她。 he was afraid of her.他无论如何也不能使她信服。He couldnt convince her .解析： (1) 选D。此处表达“转折”，意思是“然而”。(2)somewhat Somehow anyhow6. 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 opinionas far as Im concernedin my viewfor my partas far as I can seefrom my point of view for my perspectiveThe owner of the hotel welcomed us personally. 这家旅馆的主人亲自接待了我们。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。高手过招完成句子 （原创）She said she didnt like Tom, but （就个人而言）, I thought he was an honest boy, though sometimes careless. （幸好）, the planes appear to be quite safe. （自然地），their ideas are important to everyone in the country. (高兴的是) for him, his stepmother was kind to him. （出人意料的）, he failed the exam.答案： personally Luckily/FortunatelyNaturally Happily Surprisingly 7. goaln. 球门；(进球)得分；目标；目的常用结构：score/kick a goal 踢进一球；得一分keep goal 守球门life goal/ones goal in life 生活目标achieve/realize ones goal 实现目标He headed the ball into an open goal. 他乘虚把球顶入球门We won by three goals to one.我们以三比一获胜。Youd better set a goal before you start.开始前，你最好设定一个目标。高手过招翻译句子 （原创）他已经实现了他的目标。我的人生目标是帮助他人。答案：He has achieved his goal. My goal in life is to help others.重点短语8. in a way在某种程度上（表示对情况的态度）联想拓展in a way=in one way=in some waysin the way 挡道；造成阻碍in one way 在某方面in some ways 在某些方面in no way 决不，无论如何都不（位于句首时构成倒装）on ones way to在去的路上by the way顺便说一下in any way在任何方面in every way在各方面give way (to sb./sth.)屈服；让步lose ones way 迷路(there is) no way 不可能；没门by way of 经过；经由in the way和in ones way两个短语含义相同，都含“挡住去路；碍事”之意。In a way, its kind of nice to be studying alone.在某种程度上讲，独自一个人学习相当不错。 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 way解析：选D。in the way和in ones way均表示“挡住去路；碍事”之意。故D项符合句意。9. go by经过;（时间）过去；依照，靠判断联想拓展go agai
