新人教版必修二Unit3Computers学案.docVIP

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/normal common 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. 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。 3. sum n. 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。 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 5. anyhow adv.（也作anyway）不管怎样，无论如何；反正；即使如此 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。 —You don’t seem to be quite yourself today. What’s wrong? —Oh, I’m suffering from a cold. Nothing serious, . A. yet B. indeed