Unit 10 Section A Grammar Focus-3c课件 人教版八年级英语上册

Unit10

Ifyougototheparty,you’llhaveagreattime!

SectionAGrammarfocus—3cLessonTwoLookatthepicturesandmakesentenceswith“if”.IfyougotothepartywithKarenandAnna,

you’ll

haveagoodtime.Ifyouwearjeanstotheparty,theteacherswon’t

letyouin.RevisionIfyoutakethebustotheparty,you’llbelateforschool.Ifyoudon’tgototheparty,youwillbesorry.RevisionLookatthepicturesandmakesentenceswith“if”.GrammarFocusIthinkI’lltakethebustotheparty.Ifyoudo,

you’llbelate.IthinkI’llstayathome.Ifyoudo,you’llbesorry.Whatwillhappeniftheyhavethepartytoday?Iftheyhaveittoday,halftheclasswon’tcome.Shouldweaskpeopletobringfood?Ifweaskpeopletobringfood,they’lljustbringpotatochipsandchocolate.PresentationPresentation1.定义：if引导的条件状语从句表示假如从句的动作发生，主句的动作就（不）会发生。2.原则：在含有if引导的条件状语从句的复合句中，主句和从句在时态上通常遵循以下原则：（1）主句用一般将来时，if从句用一般现在时表示将来。IfSamdoesn’tworkhard,hewillfailhisexams.

（从句）一般现在时（主句）一般将来时（2）主句是祈使句或含有情态动词的句子，if从句用一般现在时。

Ifyouwanttoloseweight,stopeatingsomuchmeat.Presentationif可以放在句首，也可以放在句中。放在句首时，要用逗号与主句隔开。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)theworst.Also,I’mnotsurehowto____(go)totheparty.IfI______(walk),it_________(take)metoolong.IfI_____(take)ataxi,it_________(be)tooexpensive.Canyougivemesomeadviceplease?Tina

Fillintheblankswiththecorrectformsoftheverbsinbrackets.knowdothinkgowillbetoldhavewearwilllookgowalkwilltaketakewillbe3aPractice

Completethesentencesusingyourownideas.1.IfIgetuplatetomorrow,_______________________.

2.IfIdon’tfinishmyhomework,_____________________.

3.IfIdon’tgetenoughexercise,___________________.

4.Iwillnothaveenoughtimetostudyif______________________________.

5.Iwillnotmakeanyfriendsif__________________________.

IwillmisstheschoolbusmyteacherwillbeangryIwon’tbestrongIplaycomputergamesallthedayIalwaysmakethemupset3bPracticeWriteastorywithyourgrouponapieceofpaper.Thefirstpersonbeginsthestorywith“IthinkIwill…”Theothersaddsomesentenceswith“if”.Passthepaperaroundtwice.Thenreadthestory.3cIthinkIwillgotothemoviestonight.IfIgotothemovies,Iwon’tfinishmyhomework.IfIdon’tfinishmyhomework…Production1.Ifyouexercisemore,you______(be)muchhealthier.2.Ifit______(rain)tomorrow,they_________(notplay)soccerafterschool.3.Youshouldseeadentistifyou_____(have)atoothache.4.Ifhe_____(walk)toschool,it________(take)himtoomuchtime.Fillintheblanks.willberainswon’tplayhavewalkwilltakeTestConsolidation5.Ifyou________(notgo)tobedearlier,you_______(feel)tiredinthemorning.6.Ifit__________(notrain),he________(play)basketballwithmetomorrow.7.IfUncleIan______(come),I________(call)youup.8.Pleasewakemeupifhe_______(come)back.doesn’tgowillfeeldoesn’trainwillplaycomeswillcallcomesConsolidationSummary1.Words:upset,taxi,advice2.Sentences:IfyougotothepartywithKarenandAnna,you’llhaveagoodtime.Ifyouwearjeanstotheparty,theteacherswon’tletyouin.