SectionAGF-3cUnit10Ifyougototheparty,you’llhaveagreattime!LearningAimsKeywords&phrases:upset;taxi;advice;getuplate;studyformyEnglishexam.Keysentences:1.---Whatwillhappeniftheyhavethepartytoday?---Iftheyhaveittoday,halftheclasswon’tcome.2.Idon’tknowwhattodoaboutgoingtoMike’sbirthdaypartytomorrownight.3.Canyougivemesomeadviceplease?Tolearntousethefirstconditiontotalkaboutconsequences.Talkaboutthepictures.RevisionLookatthepicturesandmakesentenceswith“if”.IfyougotothepartywithKarenandAnna,you’llhaveagoodtime.Ifyouwearjeanstotheparty,theteacherswon’tletyouin.Ifyoutakethebustotheparty,you’llbelate.Ifyoustayathome,youwillbesorry.IthinkI’lltakethebustotheparty.Ifyoudo,you’llbelate.IthinkI’llstayathome.Ifyoudo,you’llbesorry.Whatwillhappeniftheyhavethepartytoday?Iftheyhaveittoday,halftheclasswon’tcome.Shouldweaskpeopletobringfood?Ifweaskpeopletobringfood,they’lljustbringpotatochipsandchocolate.GrammarFocus含有if引導(dǎo)的條件狀語從句的主從復(fù)合句由一個主句和一個或一個以上的從句構(gòu)成的句子叫復(fù)合句。若由連接詞引導(dǎo)的句子在復(fù)合句中表示條件，作主句的條件狀語，則該句子被稱為條件狀語從句。1．條件狀語從句的引導(dǎo)詞。條件狀語從句通常由連詞if(如果；假如)，unless(＝if…not，除非；如果不)引導(dǎo)。eg：Youwillgetgoodgradesifyoustudyhard.如果你努力學(xué)習(xí)，就會取得好成績。2．條件狀語從句的位置。條件狀語從句既可以放在主句之前，也可以放在主句之后。如果放在主句之前，要用逗號與主句隔開；如果在主句之后，中間不必用逗號。eg：Ifitdoesn'traintomorrow，wewillgoshopping.如果明天不下雨，我們將去購物。Youcanpasstheexamifyoustudyhard.如果你努力學(xué)習(xí)，你就會通過考試。3．條件狀語從句的時態(tài)。若主句為將來時態(tài)或是含有情態(tài)動詞的句子或祈使句，則條件狀語從句用一般現(xiàn)在時。eg：Hewillnotleaveifitisn'tfinetomorrow.如果明天天氣不好，他就不會走。(主句用一般將來時，從句用一般現(xiàn)在時)Ifhecomes，letmeknow.如果他來，讓我知道。(主句是祈使句，從句用一般現(xiàn)在時)連詞成句。

if

willshe,callme,

I,tellheraboutitIfshecallsme,Iwilltellheraboutit.

if

willhe,come,nextweekend,

I,tellyou

Ifhecomesnextweekend,Iwilltellyou.if

willthere,be,nowar,

theworld,morebeautifulIfthereisnowar,theworldwillbemorebeautiful.3aFillintheblankswiththecorrectformsoftheverbsinbrackets.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?Tinagowalkwilltaketakewillbe3bCompletethesentencesusingyourownideas.1.IfIgetuplatetomorrow,_______________2.IfIdon’tfinishmyhomework,__________3.IfIdon’tgetenoughexercise,___________4.Iwillnothaveenoughtimetostudyif_______________________________________5.Iwillnotmakeanyfriendsif____________1.I’llbelateforschool.2.Myparentswillbeupset.3.I’llbecomeveryheavy.4.Iplaychessafterschooleveryday.Possibleanswers5.Idon’tgotomyfriends’parties.3cWriteastorywithyourgrouponapieceofpaper.Thefirstpersonbeginsthestorywith“IthinkIwill…”Theothersaddsentenceswith“if”.Passthepaperaroundtwice.Thenreadthestory.IthinkIwillgotothemoviestonight.IfIgotothemovies,Iwon’tfinishmyhomework.IfIdon’tfinishmyhomework…我都學(xué)會了!本課句型Summary一、用括號內(nèi)所給單詞的適當(dāng)形式填空。1．Ifyou______(feel)tired,you__________(have)tohavearest.2．Where_____he_____(see)thefilmifhe_____(have)time?3．Ifthere______(be)fewertrees,there________(be)morepollution.4．He__________(dress)morecasuallyifhe____________(notwork)onweekends.5．IfMarcia_______(live)alone,she___________(keep)apetparrot.feelwillhavewillseehasarewillbewilldressdoesn'tworkliveswillkeepExercises二、單項選擇。(

)1．Idon’tknowifhe________tomorrow.Ifhe________，Iwilltellhimaboutit.A．willcome；willcome B．comes；comesC．comes；willcome D．willcome；comes(

)2．What________ifthey________tothemeetinglate?—Sorry，Idon’tknow.A．willhappen；go B．happened；goC．happens；willgo D．willhappen；willgoD

A

(

)3．CanMr．Kingspare(抽出)sometimeforthemeeting?—Ifhe________，hewilltryhisbesttomakeit.A．willbeinvited B．isinvitedC．invites D．invited(

)4．Youcansurf(瀏覽)theInternet______youwanttoknowaboutthe2020WorldMiddleSchoolGames.A．until B．a(chǎn)fterC．ifB

C

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)5．Pleasegivemearingifyou________nextSunday.A．won’tgo B．don’tgoC．notgo D．nottogoB

三、同義句轉(zhuǎn)換。16．Studyhard，oryouwon'tpasstheexam.Ifyoustudyhard，you______________theexam.17．Takeataxi，andyouwillcatchthetrain._______you________ataxi，youwillcatchthetrain.18．Ifyoudon'thelpme，Ican'tcatchupwithothers.Ican'tcatchupwithothers_______________________．willpassIftakewithoutyourhelp19．Useyourheadandyou'llhaveagoodidea.______you________yourhead，_________haveagoodidea.20．Ifyouarelate，theteacherwillbeangry._________