成才之路高二英语选修6全册课件unit2-1 15张.pptVIP

　There are many reasons why people write poems. 人们写诗有着各种各样的理由。 【知识剖析】 名词reason后面可以接why/for which引导的定语从句，在口语中，why还可以省略。例如： ①This is the reason for which/why he was put in prison. 这就是他为什么被关起来的原因。 ②Is this the reason why/for which he refused our offer? 这就是他拒绝我们帮助他的理由吗？ ③Do you know the reason why he came late? 你知道他迟到的原因吗？ ④The reason(why)he died young was his inattention to health. 他早死的原因是他不注意自己身体的健康。 【知识拓展】 1)名词reason后面还可以接that引导的定语从句，此时定语从句句子成分不完整，通常缺少宾语或主语。 This is the reason(that)she gave me for doing it. 这是她给予我做这件事的理由。 2)句子的主语为the reason时，表语从句通常采用that引导，表示原因，最好避免使用连词because. The reason why Im late is that/because I missed the bus. 我迟到的原因是没赶上公共汽车。 3)名词reason后面可以接that引导的同位语从句。 We arent going, for the simple reason that we cant afford it. 我们不去， 原因很简单： 我们负担不起。 4)名词reason后面可以接for(doing)sth. The reason for her absence was that she was ill. 她之所以缺席是因为她病了。 【知识运用】 (1)(2010北京－32)Part of the reason Charles Dickens loved his own novel, David Copperfield, was ________ it was rather closely modeled on his own life. A. what　　　　　　　　B. that C. why D. whether 答案：B　本题题意：狄更斯喜欢自己的小说《大卫·科波菲尔》的部分原因是小说创作以他本人的生活为原型。本题考查表语从句的用法。表语从句基本结构完整，排除选项A以及选项C；含义和“是否”无关，选用that. 注意，that引导名词性从句，只具有连接功能，不具有任何含义。 (2) Nobody believed his reason for being absent from the class________he had to meet his uncle at the airport. A．why　　　　　　　 B．that C．where D．because 答案：B　本题题意：没有人相信他旷课的原因——他必须到机场去接他叔叔。本题考查同位语从句， 具体解释名词reason的内容。同位语从句成分完整，所以选用连词that. (3)Is this the reason________at the meeting for his carelessness in his work? A．he explained B．what he explained C．how he explained D．why he explained 答案：A　本题题意：这就是他在会议上为自己在工作中所表现出的粗心大意而做出的辩解吗？定语从句中的谓语动词explained 缺少宾语，可以采用关系代词that来指代先行词the reason.此外，关系代词that在句中担任宾语，还可以省略。 (4)The reason______their failure you know is________they didnt get fully prepared for the experiment. A．why; that B．that; why C．for; that D．why；why 答案：C　本题题意：你知道，实验失败的原因在于他们没有做好充分的准备。当主语为名词the reason时， 表语从句只能采用that来引导， 表示原因，此时避免使用连词because. 此外，由于thei