1、1各种从句引导词总表一、如何选择定语从句的关系词关系词 先行 词 从句成 分 例 句 备 注who 人 缺少主 语 Do you know the man who is talking with your mother?whom 人 缺少宾 语Mr. Smith is the person with whom I am workingThe boy (whom) she loved died in the warwhose 人或 物 缺少定 语I like those books whose topics are about history.The boy whose father works
2、 abroad is my deskmate. that 人或 物缺少主语，宾语A plane is a machine that can fly. 缺少主语She is the pop star (that) I want to see 【 very much】 . 缺少宾语which 物缺少主语，宾语The book (which) I gave you was worth $10. 缺少宾语The picture which was about the accident was terrible. 缺少主语whom, which 和 that在从句中做宾语时，常可以省略，但介词提前时后面
3、关系代词不能省略，也不可以用 that关系代 词as 人或 物缺少主语，宾语He is such a person as is respected【 by all of us】 . 缺少主语This is the same pen as I lost 【 yesterday】 . 缺少宾语as 做宾语一般不省略when 时间 缺少时间状语 I will never forget the day【 when】 we met【 there】 . 可用 on whichwhere 地点 缺少地点状语 This is the house【 where】 I was born. 可用 in which关
4、系副 词 why 原因 缺少原因状语I cant imagine the reason 【 why】 he turned down my offer. 可用 for which2二、如何使用宾语从句、主语从句、表语从句和同位语从句的引导词引导词 作用 例句That 相对不缺少成分；陈述语气I knew that you were here just now.IfWhether相对不缺少成分；疑问语气从句的谓语动词为：ask;question;wonder-I doubt ifwhether he can do it well now. WhatWhatever缺少主语，宾语，定语（指物）1.
5、You can be sure of what you have at present.2.I sold for what was enough3.Hes ready to accept (whatever) help he can get.Who 缺少主语， （指人） I wanted to know who will come.Whom 缺少宾语， （指人） I dont know whom youre waiting for.When 缺少时间状语 He told me when we would gather.Where 缺少地点状语 Can you tell me wherehe l
6、ived?Why 缺少原因状语 He wanted to explained why he was late.How 缺少方式状语 Can you tell me how you want your tea?Which 缺少定语， （指物、人） Hell buy (which) book he is interested in.whose 缺少定语， （指人） She asked whose jacket it is.三并列句和状语从句的连接词同等关系andboth-andneither-nor、 not only-but also转折关系 buthoweveryetwhile选择关系 Oreither-or并列连词 因果关系 Sotherefore时间whenwhilesinceastilluntilbeforeafterwhenever地点 wherewherever原因 becauseas(由于)since（既然）条件 Ifunlessso long asin case让步 Thoughalthoughno matter-even if方式 as(按照)as ifas though比较 as-asnot so-as结果 So-thatsuch-that连词从属连词状语从句目的 in order that3
