高考大一轮讲解before的用法

Before的高考考点1.Youcan’tborrowbooksfromtheschoollibrary______yougetyourstudentcard.(2009上海卷)A.beforeB.ifC.whileD.as2.Adozenideaswereconsidered_____thechiefarchitectdecidedonthedesignofthebuilding.(2006上海卷30)A.becauseB.beforeC.whetherD.unlessAB归纳1：在……之前（只强调先后）3.Thegirlhadhardlyrungthebellthedoorwasopenedsuddenly,andherfriendrushedouttogreether.(2010福建卷26)A.beforeB.untilC.asD.sinceA归纳2：hardly…before/when…几乎未来得及就…；刚一…就…4.Therooffellhehadtimetodashintotheroomtosavehisbaby.(88全国11)A.afterB.asC.beforeD.untilC5.Johnthinksitwon’tbelongheisreadyforhisnewjob(10陕西20)A.whenB.afterC.beforeD.sinceC6.Itlongbeforewetheresultoftheexperiment.(2002年上海春季)A.willnotbe…willknowB.is…willknowC.willnotbe…knowD.is…knowC归纳3：强调时间短1）还没来得及……就2）用不了多久就……Itwon’tbelong(或段时间)before……7.TheAmericanCivilWarlastedfouryears______theNorthwonintheend.(05广东)A.afterB.beforeC.whenD.then8.Severalweekshadgoneby___Irealizedthepaintingwasmissing.(04全国IV,30)A.asB.beforeC.sinceD.whenBB9.I’msorryyou’vebeenwaitingsolong,butit’llstillbesometime____Briangetsback.A.beforeB.sinceC.tillD.after（08北京34）10.ThefieldresearchwilltakeJoanandPaulaboutfivemonths;itwillbealongtime____wemeetthemagain.(07安徽)A.afterB.beforeC.sinceD.whenAB11.Hewastoldthatitwouldbeatleastthreemoremonths______hecouldrecoverandreturntowork.(07江西)A.whenB.beforeC.sinceD.that12.Itwassometime_____werealizedthetruth.(05山东)A.whenB.untilC.sinceD.beforeBD归纳4：强调时间长过了……才常考句型：It’llbelong(或段时间)before…归纳：1.在……之前（只强调先后）2.还没来得及……就（强调时间短）3.过了……才（强调时间长）常考句型：It’llbelong(或段时间)before…Itwon’tbelong(或段时间)before…