Unit 10 Section A-Grammar focus 課件人教英語八年上冊

Unit10Ifyougototheparty,you’llhaveagreattime!SectionAGrammarFocusJimwillwearasuittothepartyEveryonewillbesurprisedIfJim______asuittotheparty,everyone______surprisedwearswillbe從句主句主將從現(xiàn)RevisionLookandsayAlaxwillgotothepartywithMissZhuohewillhaveagoodtimeIfAlax______tothepartywithMissZhuo,he______agoodtime.goeswillhave從句主句主將從現(xiàn)LookandsayIwilldressupasaprincessEveryonewillshout（尖叫）IfI___________asaprince,everyone___________dressupwillshout從句主句主將從現(xiàn)PresentationRevisionLookandsay.Lookatthepicturesandmakesentenceswith“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.GrammarFocusIfllIfllIfwon’tIfllShouldIf+…,條件結(jié)果1.句型結(jié)構(gòu)：從句

主句I’ll/you’ll+…Grammar[if引導(dǎo)的條件狀語從句]GrammarfocusIwillhaveagoodtimetomorrow.Iwillgotothepartytomorrow.IfIgotothepartytomorrow,I’llhaveagoodtime.合并在句子中作條件狀語的從句被稱為條件狀語從句。If引導(dǎo)一個條件狀語從句當(dāng)主句是一般將來時時,if引導(dǎo)的從句必須用現(xiàn)在時來，表示將來可能發(fā)生的動作或存在的狀態(tài)。2.時態(tài)：主句是一般將來時，從句一般現(xiàn)在時。主句是有情態(tài)動詞may/might/can/must/should等句子，從句一般現(xiàn)在時。Ifyouwanttoloseweight,youmusteatlessbread.主句是祈使句，從句一般現(xiàn)在時。Don’tcarrytheboxifyouarenotstrongenough.從句主句主句從句（一般現(xiàn)在時）（一般將來時）（一般現(xiàn)在時）（一般將來時）主將從現(xiàn)Ifyoudo,you’ll

belate.You’ll

belateifyoudo.if條件狀語從句Grammarfocus2.if條件狀語從句中，如果主句有

must，can，may

等情態(tài)動詞，從句用___________。

例如：Youmuststopifthetrafficlight____(be)red.is一般現(xiàn)在時if引導(dǎo)的條件狀語從句例如：Don’twaitformeifI_____(be)late.3.if條件狀語從句中，主句是祈使句，從句用____________表示將來。

_________原則。am主祈從現(xiàn)一般現(xiàn)在時if引導(dǎo)的條件狀語從句Fillintheblankswiththecorrectformsoftheverbsinbrackets.DearSuMei,Idon’t______(know)whatto____(do)aboutgoingtoMike’sbirthdaypartytomorrownight.Myparents______(think)IshouldstudyformyEnglishexamnextweek.IfI____(go)totheparty,they_______(be)upset.knowdothinkgowillbeupset“難過；失望；沮喪”beupsetaboutsth.因某事而難過beupsetwithsb.對某人感到不快拓展:v.打翻；打亂，使心煩e.g.Thebadnewsupsethim.3aMike______(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?Tinatoldhavewearwilllookgowalktakewilltakewillbetaxi

n.出租汽車；的士advice

不可數(shù)名詞，“勸告；建議”apiece/wordofadvice.一條建議拓展:asksbforadvice.征詢某人的建議givesbsomeadviceon…給某人一些關(guān)于……的建議follow/takeone’sadvice.接受/采納某人的建議321TogoornottogoWhattowearHowtogetthereHowmanyproblemsdoesTinameet?Ifshegoestotheparty,herparentswillbeupset.Ifshewearsjeans,shewilllooktheworstIfshewalks,itwilltakehertoolong.Ifshetakesataxi,itwillbeexpensive.3bCompletethesentencesusingyourownideas.

1.IfIgetuplatetomorrow,2.IfIdon'tfinishmyhomework,3.IfIdon'tgetenoughexercise,4.Iwillnothaveenoughtimetostudyif5.IwillnotmakeanyfriendsifIwillbelateforschool.myteacherwillbeangrywithme.Iwillbefat.Idosomethingbad.3bCompletethesentencesusingyourownideas.1.IfIgetuplatetomorrow,____________________________________.2.IfIdon’tfinishmyhomework,________________________________.theschoolbuswillbeangrymy

teacherIwillmiss3.IfIdon’tgetenoughexercise,____________________________.

4.Iwillnothaveenoughtimetostudyif________________________________.

5.Iwillnotmakeanyfriendsif______________________________________.

bestrongmakethemupsetIplayIwon’tIalwaysIthinkIwillgotothemoviestonight.IfIgotothemovies,Iwon’tfinishmyhomework.IfIdon’tfinishmyhomework…3cWriteastorywithyourgrouponapieceofpaper.Thefirstpersonbeginsthestorywith“IthinkIwill…”Theothersaddsentenceswith“if”.Passthepaperaroundtwice.Thenreadthestory.Itiscalled“ChainReaction(連鎖反應(yīng))”or“ButterflyEffect（蝴蝶效應(yīng)）”.BCB4.Ifyou_____hard,youwill___successful.A.work,areB.works,isC.towork,beD.work,be5.IfI____toomuchTV,mymotherwill_______.A.watch,angryB.watched,beangryC.watch,beangryD.willwatch,beangryDCExercises一、選擇填空。1.________youdrive,youwillnotbelateforwork.A.If

B.Unless

(除非)

C.ThoughD.Or(否則)2.Thereisgoingto______asportsmeetingnextweek.Ifit_______,we’llhavetocancelit.A.be,doe