sectionA-3a-3c初中教案课件

Unit10Ifyougototheparty,you'llhaveagreattime!SectionA3a-3c学习if引导的条件状语从句的用法LearningObjectives根据课本内容，完成下列句子。1.我想我将会乘公共汽车去参加聚会。I_____I’lltakethebustothe______.2.如果你那样做，你将会迟到。Ifyou_____,_____belate.3.我想我将待在家里。I__________stayathome.doyou’llthinkpartythinkI’ll4.如果你那样做，你将会觉得很抱歉。Ifyou____,__________sorry.5.如果他们今天聚会，将会发生什么事？_______________ifthey_____thepartytoday?6.如果他们今天聚会，班里一半的学生将不会去。Ifthey______thepartytoday,______theclass_______come.doyou’llbeWhatwillhappenhavehavehalfwon’t7.我们应当要求人们带食物来吗？Shouldwe______peopleto______food?8.如果我们要求人们带食物来时，他们将会只带薯条和巧克力。___we____peopletobringfood,______just______potatochipsandchocolate.

askbringIfaskthey’llbringPresentationIthinkI’lltakethebustotheparty.Ifyoudo,you’llbelate.IthinkI’llstayathome.Ifyoudo,you’llbesorry.Whatwillhappeniftheyhavethepartytoday?Iftheyhaveittoday,halftheclasswon’tcome.Shouldweaskpeopletobringfood?Ifweaskpeopletobringfood,they’lljustbringpotatochipsandchocolate.[if引导的条件状语从句]GrammarfocusIwillhaveagoodtimetomorrow.Iwillgotothepartytomorrow.IfIgotothepartytomorrow,I’llhaveagoodtime.合并在句子中作条件状语的从句被称为条件状语从句。If引导一个条件状语从句当主句是一般将来时时,if引导的从句必须用现在时来，表示将来可能发生的动作或存在的状态。用法if条件句的主句和从句的时态搭配一般有下面几种情况：1．主句是______________，if从句用____________。Ifheruns,he'llgetthereintime.如果跑的话，他就会及时赶到那儿。Iwilltellhertheanswerifsheasksme.如果她问我，我就会告诉她答案。一般将来时一般现在时2．主句是含有may/might/can/must/should等情态动词的句子，if从句用一般现在时。Ifitstopssnowing,wecangoout.如果雪停了，我们就可以出去。Ifyouwanttoloseweight,youmust/shouldeatlessbread.如果想减肥，你必须/应该少吃面包。3．主句是祈使句，if从句用一般现在时。Don'tgotoplayfootballifyoudon'tfinishyourhomework.如果你没完成作业，就不要去踢足球。[拓展]if还可以译为“是否”，用来引导宾语从句。此时if和whether是同义词，可以互换。如果ornot放在whether所引导的从句句尾，则可以用if来替换。但当ornot紧跟在whether之后时，只能用whether。Sheaskedmeif/whetherIknewMike(ornot)．她问我是否认识迈克。Iwonderwhetherornothewillcometomyparty.我想知道他是否会来参加我的聚会。Fillintheblankswiththecorrectformsoftheverbsinbrackets.3aDearSuMei,Idon’t______(know)whatto____(do)aboutgoingtoMike’sbirthdaypartytomorrownight.Myparents______(think)IshouldstudyformyEnglishexamnextweek.IfI____(go)totheparty,they_______(be)knowdothinkgowillbeupset.Mike______(tell)ustowearniceclothes,butIdon’t______(have)any.IfI_____(wear)jeans,I________(look)theworst.Also,I’mnotsurehowto_____(go)totheparty.IfI______(walk),it__________(take)metoolong.IfI________(take)ataxi,it_________(be)tooexpensive.Canyougivemesomeadviceplease?Tinatoldhavewearwilllookgowalktakewilltakewillbe321TogoornottogoWhattowearHowtogetthereHowmanyproblemsdoesTinameet?Ifshegoestotheparty,herparentswillbeupset.Ifshewearsjeans,shewilllooktheworstIfshewalks,itwilltakehertoolong.Ifshetakesataxi,itwillbeexpensive.3bCompletethesentencesusingyourownideas.1.IfIgetuplatetomorrow,____________________________________.2.IfIdon’tfinishmyhomework,________________________________.theschoolbuswillbeangrymy

teacherIwillmiss3.IfIdon’tgetenoughexercise,____________________________.

4.Iwillnothaveenoughtimetostudyif________________________________.

5.Iwillnotmakeanyfriendsif______________________________________.

bestrongcomputergamesallthedaymakethemupsetIplayIwon’tIalwaysIthinkIwillgotothemoviestonight.IfIgotothemovies,Iwon’tfinishmyhomework.IfIdon’tfinishmyhomework