状语从句AdverbialClauseI.本章要点：状语从句连接词总表状语从句常用连词时间状语从句after,before,once,since,when,while,as,each/everytime,till/until/nosooner....than,scarcely...when,hardly...when,whenever,assoonas,bythetime地点状语从句where,wherever条件状语从句If,unless,as/solongas,once,incase,onconditionthat,supposing(that),given(that),provided(that)让步状语从句although,though,as,evenif,eventhough,when,while,whether...or...,whether...ornot,whatever,whenever,wherever,however,nomatterwhat/how/where/when原因状语从句because,as,since,becauseof,owingto,nowthat,forthereasonthat,inthat,seeingthat,consideringthat结果状语从句sothat,suchthat,so...that...,such...that...,that...目的状语从句so,sothat,inorderthat,forfearthat,incase,forthepurposethat,lest方式状语从句as,asif,asthough,theway比较状语从句as,than,the+比较级+the+比较级 as...as...II.状语从句语法点分述：、时间状语从句常用连接词：词义连接词当whenwhileas直到untiltill一就nosooner...thanhardly...whenscarcely...whenassoonas...themoment/thesecondonce在……之前/后before/after到……为止by1.when 的用法a.“当时”，两件事情相继发生（从句动作在主句动作之前发生）>WhenIreceiveyouremail,Iwillreplysoon.▼Attention^此句为“主将从现”原则，即在时间、条件、让步状语从句中，从句用一般现在时代替一般将来时。b.（正在......时）突然...was/wereabouttodo...whensth.did......was/wereontheway/pointofdoing...whensth.did...★小试身手^1）ThesmithswerespendingtheirholidaysinParis_B__aterribletsunamihappened.AonceBwhenCsinceDwhile2.while 的用法a.“在..期间”，用延续性动词>Whilehewaseatinghisbreakfast,heheardthedoorbellring.b.表对比>Somecoursesincollegearerequiredwhileothersareoptional.c.虽然，尽管（放句首，主从句主语为同一人或物）>WhileIthinklivinginpovertyisbad,Idon'tcareaboutmoney.▼Attention^shesaidsomething.和 although 相比，while 语气比较弱，比较口语化。Although 正式，语气也强烈。3.as 的用法a.“正当......的时候”（动词可短暂，可延续）>Astheywerewalkingtogetherintheshrubbery（灌木丛）thenextday，>AsIwasgoingout,itbegantorain.b.“随着”>Asshegrewo...
