（2019新教材）人教版高中英语必修第二册第二单元Section Ⅱ　知识点讲义与练习学生版.docx

1、新人教（2019）必修二第二单元 Section Discovering Useful Structures 使沦落;使陷入窘境 They were reduced to begging in the streets.他们沦落到沿街乞讨。 The attentions of the media reduced her to tears.媒体的关注把她弄哭了。 (3)vt.使简化为 reduce sth.to sth.将概括成(或简化为) We can reduce the problem to two main issues. 我们可以将这个问题概括成两个要点。 (4)vi.节食,减肥(=on

2、 a diet) She has been reducing for the last few weeks. 最近几个星期她一直在节食。 归纳拓展 reduction n.减少 特别提醒 表示“减少,下降”的词语还有:drop,fall,lessen,decrease,cut down,bring down 经典例题 1.单句语法填空 (1)Firefighters are looking for a new deal with increased pay and(reduce) hours. (2)No sugar,thank youIm trying(reduce). (3)They re

3、duced the expenses60 percent. (4)The temperature has been reduced from 40 degrees28 degrees. (5)She is reduced to(steal) to feed her hungry family. (6)There has been some(reduce) in unemployment. 2.改为同义句 (1)The price has been reduced by 20% since May. The priceby 20% since May. (2)Im reducing now. I

4、mnow. Point2 due 用法详解 (1)adj.应支付的;应有的,适当的 He got his due reward.他得到了应得的报酬。 We paid due attention to the problem.我们对此问题给予了应有的注意。 (2)adj.到期的 The bill will be due next Monday. 这张账单下星期一到期。 (3)adj.预定的,约定的 be due to do 预定做 The train is due to leave for Shanghai at 8 oclock. 这趟列车定于 8 点出发去上海。 (4)due to 由于 H

5、is success was due to the fact that he had been working hard. 他的成功是由于他一直勤奋地工作。 特别提醒 表示“由于,因为”的介词短语:as a result of,because of,owing to,on account of 等。 经典例题 1.写出 due 的含义 (1)Rose is due to start school in January. (2)Payment is due on 1st October. (3)Have they been paid the money that is due to them?

6、(4)After due consideration,we have decided to appoint Mr.Davis to the job. 2.改为同义句 I tried to join the army but was rejected because of poor health. I tried to join the army but was rejectedpoor health. Point3in order to 用法详解 in order to 为了;以便,后接动词原形,表示目的。 in order (not) to do 为了(不)做 In order to suc

7、ceed,we must have a complete and thorough plan. 为了成功,我们必须要有一个周密的计划。 Talk quietly in the reading room in order not to disturb others. 在阅览室里,轻声说话,以免妨碍别人。 归纳拓展 in order 整齐的,井然有序的 in order+that 从句 为了;以便(引导目的状语从句) 易混辨析in order to/so as to 易混词组区别 in order to 后接动词原形,表示目的,可以位于句首或句尾 so as to 后接动词原形,表示目的,只位于句

8、尾,可与in order to 互换 One should learn from past mistakes so as to /in order to avoid falling into the same old trap again.要从过去 的错误中吸取教训,以免重蹈覆辙。 经典例题 1.改为同义句 (1)Lets sleep early in order to catch the early train. Lets sleep earlycatch the early train. (2)In order to set a good example,parents should co

9、nduct well. a good example,parents should conduct well. 2.翻译句子 (1)一切都准备好了吗,先生? _ (2)她很早到场,为了找个好位置。 _ Point4search for 用法详解 search for 搜索;查找 They searched for a spot where they could sit on the floor. 他们在地板上寻找一处能够坐下来的地方。 The villagers are searching for the missing child. 村民们正在搜寻那个失踪的孩子。 归纳拓展 searchfo

10、r 搜寻以寻找 in search of=in the/ones search for 搜寻 look for 寻找 经典例题 1.翻译句子 (1)他们在火车站搜寻那个男孩。 _ (2)他们继续查找合适的房子。 _ 2.改为同义句 Many people went there in search of gold. Many people went theregold. Point5put out 用法详解 (1)put out 把摆好;预备好(物品) Have you put out clean towels for the guests? 你为客人预备好干净毛巾没有? (2)put out

11、熄灭;扑灭 Firefighters soon put the fire out.消防人员很快把火扑灭了。 (3)生产;制造(=to produce) The factory puts out 500 new cars a week. 这家工厂每周生产 500 辆新汽车。 (4)出版;广播;公布 (=to publish or broadcast) Police have put out a description of the man they wish to question. 警方公布了他们想要讯问的那名男子的特征。 归纳拓展 put up 建造;张贴 put forward 提出(计划

12、) put on 穿戴;上演;增加(体重) put in 花费,投入(时间等) put away 把收起来 put down 写下;镇压 经典例题 用 put 的相关短语填空 (1)Mary is really good at taking notes in class.She canalmost every word her teacher says. (2)At the last moment,Tom decided toa new character to make the story seem more likely. (3)My mother opened the drawer tothe knives and spoons. (4)He didnt realize that he was injured until the fire was.