初中英语主将从现练习.ppt

主将从现,主将从现就是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。常见的有以下三种情况：一、（标准模式）时间状语从句或条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。.Ifitrainstomorrow,Illgobycar.WhenIgrowup,Illbecomeadoctorandlookafterpatients.二、如果主句是祈使句，从句通常用一般现在时表示一般将来时。Dontlaughatme,ifImakeamistake.Pleasetellherthenewswhenshecomes.-OK,Iwill三、如果主句是含有情态动词的一般现在时，从句用一般现在时替代一般将来时Youshouldkeepquiet,whenyoucomeintothereadingroom.常见的有assoonas,while,when,until,unless,if等,()1.-WhatwillBilldoifhe_inthetest?-Hewilltryagain.A.failB.failsC.willfailD.isfailing()2.Pleasetellherthenewswhenshe_.OK,Iwill.A.comesB.willcome.C.comeD.wouldcome()3.Thestudentswillplanttreesifit_tomorrow.A.didntrainB.hasntrainedC.wontrainD.doesntrain()4.We_homeifthereisnobus.-Oh,whatapity!A.willwalkB.havewalkedC.walkedD.walk,A,D,A,B,()8.-CanIgotoBeijingformyholiday,Dad?-Youcanwhenyou_abitolder.A.willgetB.getC.aregettingD.got()9.Ifhe_harder,hewillcatchupwithussoon.A.studyB.studiesC.willstudyD.studied()10.Frank_toseehisgrandmaifhe_freetomorrow.A.willcome;willbeB.comes;isC.willcome;isD.comes;willbe()11.Whenwillyoutellhimthegoodnews?-Iwilltellhimaboutitassoonashe_back.A.comesB.cameC.willcomeD.iscoming,B,B,C,A,()5.Ifit_tomorrow,Illgobycar.A.rainB.willrainC.rainsD.wouldrain()6.IfMary_nextSunday,wewillgoboatingtogether.A.willcomeB.comesC.shallcomeD.shouldcome()7.-Dontforgettoaskhimtowritetome.-Iwont.Asso