1、各種從句引導詞總表、如何使用賓語從句、主語從句、表語從句和同位語從句的引導詞引導詞作用例句that相對不缺少成分；陳述語氣i knew that you were here just now.if whether相對不缺少成分；疑問語氣 從句的謂語動詞為： ask;question;wonder-i doubt ifwhether he can do it well now.what缺少主語，賓語，定語 （指物）1. you can be sure of what you have at present.2. i sold for what was enoughwho缺少主語，（指人）i wa

2、nted to know who will come.whom缺少賓語，（指人）i don 't know whom you're waiting for.when缺少時間狀語he told me when we would gather.where缺少地點狀語can you tell me wherehe lived ?why缺少原因狀語he wanted to explained why he was late.how缺少方式狀語can you tell me how you want your tea?which缺少定語，（指物、人）he1l buy (which) bo

3、ok he is interested in.whose缺少定語，（指人）she asked whose, jackett is二、如何選擇定語從句的關系詞關系詞先行 詞從句成 分例句備注who人主語do you know the man who is talking with your mother?關whom人賓語mr. smith is the person with whom i am workingthe boy (whom) she loved died in the war.whom,which 和 that 在從句中做賓語時，系 代whose人定語i like those bo

4、oks whose topics are about history.常可以省略，但介詞 提前時后面關系代詞物the boy whose father works abroad is my deskmate.詞/、能省略，也不可以用thatthat人 物主語 賓語a plane is a machine that can_ fly .缺少主語sheis the pop star (that) _ want to see very much!.缺少賓語which物主語 賓語the book （which） i gave you was worth $10. 缺少賓語 the picture wh

5、ich was about the accident was terrible.缺少主語關 系 副 詞when時間時間 狀語i will never forget the day 【wheri we met【there .可用 on whichwhere地點地點 狀語this is the house! where】j_ was born.可用 in whichwhy原因原因 狀語ican't imagine the reason【why he turned down myoffer.可用 for which三.并列句和狀語從句的連接詞連詞并列連詞同等關系andboth-andneither-nor、not only-but also轉折關系buthoweveryetwhile選擇關系oreither-or因果關系sotherefore從屬連詞狀語從句時間whenwhilesinceastilluntil beforeafterwhenever地點wherewherever原因becauseas（ 由于）since（既然）條4'4ifunlessso long asin case讓步thoughalthoughno matter-even if方式as（按照）as ifas t