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1、Unit10Ifyougototheparty,you’llhaveagreattime!Ifyougototheparty，you'llhaveagreattime.Ifyouoftenplaycomputergames,youwon'tfinishyourhomework.Ifyoudon'tfinishyourhomework,yourteacherswillbeangry.Ifyoustudyhard,you'llgetgoodgrades.例如：Wewillgototheparkifit_____________(rain)tomorrow.Grammar含if条件状语从句的主从复
2、合句1.if条件状语从句中，主句用一般将来时，从句用___________表示将来。________原则。doesn't主将从现rain一般现在时Shewillbelate.Ifshe_____toschool,she_______late.Sheisgoingtowalktoschool.walkswillbeItisgoingtoraintomorrow.Iwillstayathome.Ifit_____tomorrow,I__________athome.rainswillstayIfit____sunnytomorrow,they___________atrip.Itwillbesu
3、nnytomorrow.Theywillhaveatriptomorrow.iswillhaveHewon’tstudyhard.Hewillfailintheexam.“Ifhe_______studyhard.He_________intheexam.”doesn’twillfailMatchthestatementswiththepictures[a-d].1a1.___IthinkI’llwearjeanstotheparty.2.___IthinkI’llstayathome.3.___IthinkI’lltakethebustotheparty.4.___IthinkI’llgo
4、tothepartywithKarenandAnna.acbdListeningListenandcompletetheresponsesin1a.1bIfyoudo,theteacherswon’t___________Ifyoudo,you’ll_____________Ifyoudo,you’ll______Ifyoudo,you’ll________________haveagreattime.belate.letyouin.besorry.Areyougoingtothepartytomorrownight?Yes,Iam.Pairwork1cLookatthepicturesan
5、dmakeconversations.Whowillyougowith?IthinkI’llgowithKarenandAnna.Ifyoudo,you’llhaveagreattime.ifwillshe,callme,I,tellheraboutitIfshecallsme,Iwilltellheraboutit.he,come,nextweekend,I,tellyouIfhecomesnextweekend,Iwilltellyou.itnotrain,Igohiking,thisafternoonIfitdoesn’train,Iwillgohikingthisafternoon.
6、he,havefreetime,gotoShanghaiIfhehasfreetime,hewillgotoShanghai.拓展：1.if条件状语从句中，如果主句有must，can，may等情态动词，从句用___________。例如：Youmuststopifthetrafficlight____(be)red.is一般现在时例如：Don’twaitformeifI_____(be)late.2.if条件状语从句中，主句是祈使句，从句用____________表示将来。_________原则。am主祈从现一般现在时Exercise:1.I’llbuyacomputerifI_____(h
7、ave)enoughmoney.2.Ifhe_____(go)totheparty,he________(have)agreattime.3.Ifit_____(rain),we________(stay)athome.havegoeswillhaverainswillstay5.Ifit____(be)coldtomorrow,Iwillwearmysweater.6.Hecangohomeifhe____
