as引导的定语从句

as引导的定语从句一.as引导的限制性定语从句主要结构有：thesame…as,as…as,such…as,so…as主句中出现thesame,as,such,so修饰先行词，用as作主语或宾语。eg:It’sthesamepersonaswewantedtofindyesterday.我们昨天要找的是同一个人。Doyouhavesuchbooksaswelike?你有我们喜欢那种书吗？二、引导非限制性定语从句as引导非限制性定语从句，指代整个主句内容，从句可置于句首，句中或句尾eg:Aseveryoneknows,Chinaisabeautifulcountrywithalonghistory.每个人都知道，中国是一个有着悠久历史的美丽国家。Theearth,asweknow,movesroundthesun.地球，我们都知道，围着太阳转。Tomiswillingtohelpothers,asweallknow.汤姆乐于助人，这一点我们都知道。三as与which引导非限制性定语从句的异同1.相同：都可以指代前面一个词或整个句子，并在从句中充当一定的成分eg:Ipassedtheexam,whichmademeveryexcided.TaiwanbelongstoChina,asisknowntousall.2.异：位置差异which引导的从句只能放在主句之后;as引导的从句可放在主句前，后或插在主语和谓语之间意义差异which在句中翻译为：这......;as翻译为：正如，正像eg:Someoftheroadswereflooded,whichmadeourjourneymoredifficult．Asisknowntousall,TaiwanbelongstoChina.Taiwan,asisknowntousall,belongstoChina.3.as常用于以下谓语动词的主，被动语态：know,see,say,expect,imagine,hope,believe,report,announce,suggest,pointout等eg:Asweallknow,theearthisround.Mike,asweexpected,attendedthemeeting.Heisanveryhonestman,asweallbelieve.Asisknowntoall,TaiwanispartofChina.Asisoftenthecasewithyoungpeople,heisoverconfidence.1.____isreportedinthenewspaper,talksbetweenthetwocountriesaremakingprogress.2.Hisplanwassuchagoodone____weallagreedtoaccept.3.6.Heworkedhard,_____madehimpasstheexam.PracticeASaswhich