三大从句必考点讲条件,须有中间人1.Myparentsliveinasmallvillage.Theyalwayskeepcandlesinthehouse_____thereisapowercut.A.ifB.unlessC.incaseD.sothatC2.Weallknowthat,____,thesituationwillgetworse.A.notifdealtcarefullywithB.ifnotcarefullydealtwithC.ifdealtnotcarefullywithD.notifcarefullydealtwithB3.IfJoe'swifewon'tgototheparty,.A.hewilleitherB.neitherwillheC.heneitherwillD.neitherhewillB看时间,须前后对应4.Itisdifficultforustolearnalessoninlife____we'veactuallyhadthatlesson.A.untilB.afterC.sinceD.whenA5.ThefieldresearchwilltakeJoanandPaulaboutfivemonths;itwillbealongtime_______wemeetthemagain.A.afterB.beforeC.sinceD.whenB各自让一步,结果大不同6.Wehadtowaithalfanhour______wehadalreadybookedatable.A.sinceB.althoughC.untilD.before7.Popmusicissuchanimportantpartofsociety______ithaseveninfluencedourlanguage.A.asB.thatC.whichD.whereBB句子再长再变,逃不出名词的手心8.mattersmostinlearningEnglishisenoughpractice.A.WhatB.WhyC.WhereD.WhichA9.Thetraditionalviewis_____wesleepbecauseourbrainis‘programmed’tomakeusdoso.A.whenB.whyC.whetherD.that10.Theseasideheredrawsalotoftouristseverysummer.Warmsunshineandsoftsandsmake_____itis.A.whatB.whichC.howD.whereDA看先行词、先行句,定从句中身份11.Hismoviewonseveralawardsatthefilmfestival,_____wasbeyondhiswildestdream.A.whichB.beforeC.untilD.if12.Hewaseducatedatthelocalhighschool,______hewentontoBeijingUniversity.A.afterwhichB.afterthatC.inwhichD.inthatAA13.Chan'srestaurantonBakerStreet,______usedtobepoorlyrun,isnowasuccessfulbusiness.A.thatB.whichC.whoD.where14.Today,we'lldiscussanumberofcases______beginnersofEnglishfailtousethelanguageproperly.A.whichB.asC.whyD.whereBD