人教新目标版八年级英语上册课件：Unit 10Section A-2

Unit10Ifyougototheparty,you’llhaveagreattime!SectionAPeriod2(3a-3c)Ifyougotoaparty,whatwillyoudo?singasongdanceplaytheguitareatfoodchatwithfriends3aFillintheblankswiththecorrectformsoftheverbsinbrackets.DearSuMei,Idon’t_______(know)whatto______(do)aboutgoingtoMike’sbirthdaypartytomorrownight.Myparents_______(think)IshouldstudyformyEnglishexamnextweek.IfI______(go)totheparty,they________(be)upset.Mike______(tell)ustowearniceclothes,butIdon’t______(have)any.IfI_______(wear)jeans,I______(look)knowdothinkgowillbetoldhavewearwilllooktheworst.Also,I’mnotsurehowto______(go)totheparty.IfI_______(walk),it______(take)metoolong.IfI_______(take)thetaxi,it_______(be)tooexpensive.Canyougivemesomeadviceplease?TinagowalkwilltaketakewillbeWhatwillyoudoifyougoto…?visitoldpeople’shomecleanupintheschoolchildren’shospitalA:Whatwillyoudoifyougotovisittheoldpeople’shome?B:IfIgothere,I’llbringthemsomeflowers.3bCompletethesentencesusingyourownideas.1.IfIgetuplatetomorrow,_______________2.IfIdon’tfinishmyhomework,__________3.IfIdon’tgetenoughexercise,___________4.Iwillnothaveenoughtimetostudyif_______________________________________5.Iwillnotmakeanyfriendsif____________3cWriteastorywithyourgrouponapieceofpaper.Thefirstpersonbeginsthestorywith“IthinkIwill…”Theothersaddsentenceswith“if”.Passthepaperaroundtwice.Thenreadthestory.IthinkIwillgotothemoviestonight.IfIgotothemovies,Iwon’tfinishmyhomework.IfIdon’tfinishmyhomework…if引导的条件状语从句，示对未来的一种假设，可位于主句之前或之后。在if引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来。如：Shewillcomeifyouinviteher.如果你请她，她会来的。在when,assoonas,after,before等引导的时间状语从句中，如果主句为一般将来时，从句要用一般现在时表示将来。如：IwillcallyouassoonasIreachCanada.我一到加拿大就给你打电话。（一般现在时）（一般将来时）（一般现在时）（一般将来时）主将从现Ifyoudo,you’llbelate.You’llbelateifyoudo.if条件状语从句if条件句不一般，几个要点记心间；条件句，放在前，逗号要居中间；条件句表可能，主句多用将来时；条件句表事实，主句常用现在时。有关if条件状语从句的口诀playtheguitarsingasongwatchTVplaycomputereatfoodplaysportsdanceA:Ifyouarehappy,whatwillyoudo?B:IfI’mhappy,Iwill…Ifyoutouchit,itwill…cryangryexercisesmileWhatwillhappenifItouch(触摸)it?Ifhe_____(go)tothemovies,hewon’tfinishhiswork.IfI_________(become)adoctor,Icanhelpothers.Ifwe_______(have)time,wewillgototheparktomorrow.Ifyou______(shout)attheparty,you__________(have)toleave.Ifit____________(notrain),he_______(go)sightseeing.doesn’trainwillgo用所给词的适当形式填空：goesbecomehaveshoutwillhave1.---Didthey_____agreattimeyesterday?---Yes.Theyenjoyed________.A.have;themB.had;theyC.have;themselvesD.take;myself2.Myparentswilltakeustothezooifit______nextSunday.A.won’trainB.willrainC.rainsD.doesn’train3.Ithinkmymother________ifshe_______freetomorrow.A.willcome;isB.comes;isC.comes;willbeD.willcome;willbe4.Ifshelikesit,she_______itsoon.A.readB.readsC.willreadD.reading5.IfI____muchmoneyinthefuture,Iwilltravelallovertheworld.A.haveB.hasC.havingD.willhave6.Ifyouplaycomputergamesonweekdays,you_______tired.A.areB.willC.beD.willbe单项填空Mrs.Blackwillcometohelpusifshe________toobusytomorrow.A.isB.willbeC.won’tD.isn’t：选D题意：如果布莱克夫人明天不是很忙的话，她会来帮助我们。在if引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来。根据题意可知选D。Hewillgooutwithyouafterhe_______hishomework.A.finishesB.willfinishC.isfinishingD.finish答案：A在after引导的时间状语从句中，主句用一般将来时，从句用一般现在时表示将来；he为第三人称单数，故选A。Iwillsendyouane-mailassoonasI______inCanada.　　A.arriveB.arrivedC.amarrivingD.willarrive【解析】考查点：本题考查状语从句的时态的用法。当主句是将来时态时，状语从句用一般时态来代替将来时，所以选择答案A。Ifthere______nobuyingandsellingofanimals,there______nokillinginnature.　　A.is;willbeB.willbe;willbeC.is;isD.willbe;is【解析】考查点：本题考查if引导的状语从句的时态。if意为“如果”，引导条件状语从句，主将从现。故选A。【解析】考查if引导的条件状语从句。当主句是一般将来时，if引导的条件状语从句应该用一般现在时。句意为“如果这个星期天不下雨的话，我们进行野餐”。故选B。—We'llgoforapicnicifit_______thisSunday.—Wishyoualovelyweekend.A.rainB.doesn'trainC.won'trainIfapolarbear_____,it_____fishfromthewater.A.willbehungry;catchesB.ishungry;willcatchC.isgoingtobehungry;catchesD.ishungry;won’tcatch【答案】BLookatthevideoandtrytosingwithit.