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关系代词who人缺少主语Doyouknowthemanwhoistalkingwithyourmother?whom,which和that在从句中做宾语时，常可以省略，但介词提前时后面关系代词不能省略，也不可以用thatwhom人缺少宾语Mr.SmithisthepersonwithwhomIamworkingTheboy(whom)sheloveddiedinthewar..whose人或物缺少定语Ilikethosebookswhosetopicsareabouthistory.Theboywhosefatherworksabroadismydeskmate.that人或物缺少主语，宾语Aplaneisamachinethatcanfly.缺少主语Sheisthepopstar(that)Iwanttosee【verymuch】.缺少宾语which物缺少主语，宾语Thebook(which)Igaveyouwasworth$10.缺少宾语Thepicturewhichwasabouttheaccidentwasterrible.缺少主语as人或物缺少主语，宾语Heissuchapersonasisrespected【byallofus】.缺少主语ThisisthesamepenasIlost【yesterday】.缺少宾语as做宾语一般不省略关系副词when时间缺少时间状语Iwillneverforgettheday【when】wemet【there】.可用onwhichwhere地点缺少地点状语Thisisthehouse【where】Iwasborn.可用inwhichwhy原因缺少原因状语Ican’timaginethereason【why】heturneddownmyoffer.可用forwhich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Iknewthatyouwerehere[justnow].If相对不缺少成分；疑问语气Idoubtif\whetherhecandoit[wellnow].1Whether从句的谓语动词为：ask;question;wonder---WhatWhatever缺少主语，宾语，定语（指物）1.Youcanbesureofwhatyouhave[atpresent].2.Isoldforwhatwasenough3.He’sreadytoaccept(whatever)helphecanget.Who缺少主语，（指人）Iwantedtoknowwhowillcome.Whom缺少宾语，（指人）Idon’tknowwhomyou’rewaitingfor.When缺少时间状语Hetoldme[when]wewouldgather.Where缺少地点状语Canyoutellme[where]helived?Why缺少原因状语Hewantedtoexplained[why]hewaslate.How缺少方式状语Canyoutellme[how]youwantyourtea?Which缺少定语，（指物、人）He’llbuy(which)bookheisinterestedin.whose缺少定语，（指人）Sheaskedwhosejacketitis.三．并列句和状语从句的连接词连词并列连词同等关系and\both---andneither---nor、notonly---butalso转折关系but\however\yet\while选择关系Or\either---or因果关系So\therefore从属连词状语从句时间when\while\since\as\till\untilbefore\after\whenever地点where\wherever原因because\as(由于)\since（既然）条件If\unless\solongas\incase让步Though\although\nomatter---\evenif方式as(按照)\asif\asthough比较as---as\notso---as结果So---that\such---that目的inorderthat宾语从句类型连接词种类连接词作用动宾2连接词thatwhetherif连接代词whowhomwhosewhatWhoeverwhomeverWhosoever,whateverwhichever连接副词whenwherewhyhowwheneverwhereverhowever介宾连接词thatwhetherif3
