Module6ProblemsUnit3课件外研版英语九年级上册

1.IfI______(start)afterdinner,I_________(finish)itbeforeIgotobed.2.Ifyou______(do)alltheseotherthingsinsteadofyourhomework,you__________(nothave)timetostudy.3.Hethinkssomething________(go)wrongifI________(play)gamesonit.4.Ifyou________(start)now,you__________(finish)itbeforedinner.5.Ifyou_______(work)harder,you_________(do)betternexttime.6.Ifyou________(tell)himthetruthnow,he_________(be)angrywithyou.startwillfinishdowon’thave

willgoplaystartwillfinishworkwilldotellwillbeObservethetextIf引导的______________表达某种假设：从句如果用____________，主句的谓语动词多用___________。条件状语从句一般现在时一般将来时If引导的条件状语从句表示某种假设IfIwinalotofmoney,Iwillbuyyouaminkcoat.if从句主句表示某种假设的情况表示此种情况所导致的结果一般现在时一般将来时Ifthesoildriesout,theplantsmaydie.主句情态动词+动词原形if从句一般现在时1.从句表示某种假设的情况，主句表示此种情况所导致的结果。2.从句如果用一般现在时，主句的谓语动词多用一般将来时或“情态动词+动词原形”。在含有if引导的条件状语从句的复合句中，如果从句的主语为you，该复合句可转换为:肯定句用：祈使句+and+简单句

，否定句用祈使句

+or+简单句。1)Youwillgetbettermarksifyouworkharder.=Workharder

andyou’llgetbettermarks.2)Ifyoudon’tputthemeatinthefridge,itwillgobad.=Putthemeatinthefridge,orit

willgobad.Note1有时，if引导的条件状语从句可以与

with或without引起的介词短语互换使用。1)IfLindahelpsme,Icanfinishthereportsoon.=WithLinda’shelp,Icanfinishthereportsoon.2)Ifthere’snowater,fishmaydie.=Fishmaydiewithoutwater.Note2if还有“是否”之意，引导宾语从句。在具体使用中，我们要注意区分if引导的是宾语从句还是条件状语从句。如果Note3是否If引导的条件状语从句：结构用途含义例句if从句+祈使句表达建议如果……就……Ifyoudon’tfeelwell,pleasegotoseethedoctor.if从句+主句表达某种假设如果……就……Ifhedoesn’tworkhard,he’llfailhisexams.以下部分为课本练习，供老师在对答案时选择使用。Listeninclass,oryouwillnotunderstandwhattodo.Rewritethesentenceswith

if.(P46)Ifyoudonotlisteninclass,youwillnotunderstandwhattodo.Ifyoudon’teatsomebreakfast,youwillgethungryatschool.1.Eatsomebreakfast,oryou’llgethungryatschool.Youwillgethungryatschoolifyoudon’teatsomebreakfast.12.Hurryup!Youwillbelate!3.Readthebookcarefully.Thenyouwillnotmakemistakes.4.Don’twatchtoomuchTV,oryoureyeswillhurt.5.Workharder!Youwillgetbettermarks.

Ifyoudon’thurryup,youwillbelate.Ifyoureadthebookcarefully,youwillnotmakemistakes.IfyouwatchtoomuchTV,youreyeswillhurt.Ifyouworkharder,youwillgetbettermarks.Youwillbelateifyoudon’thurryup.Youwillnotmakemistakesifyoureadthebookcarefully.YoureyeswillhurtifyouwatchtoomuchTV.Youwillgetbettermarksifyouworkharder.Thinkofthreeproblemsyouhaveinyourschoolwork.MakenotesaboutthemintheProblemboxes.(P46)SchoolworkProblemAdviceNowworkinpairs.Talkaboutyourproblemsandgiveadvicetoeachother.Completethetable.—Ican’tspeakEnglishwell.—Ifyoupractisemoreoutsidetheclassroom,youwillmakeprogress.2Completethesentencessothattheyaretrueforyou.(P46)1Iwillbereallyhappyif_______________.2IwilldowellinEnglishif_____________________________.3.Myparentswillbeangryif_________________________.4IfitrainsnextSaturday,I___________________________________.IpassallmyexamsIpractisealotathomeIdon’tfindmymobilephonewillstayathomeandwatchafilmonTV3honestpocketmoneyproblemrefuserepairterribletruthwearrepairtruthhonest

pocketmoneyproblemrefusedworeterribleCompletetheconversationwiththecorrectformofthewordsandexpressioninthebox.(P47)4wear-wore-wornCompletethepassageswiththecorrectformoftheexpressionsinthebox.(P47)attheendofbeangrywithbeproudoflistento5

areangrywithamproudoflistentoattheendofReadtheproblemsandgiveyouradvice.(P48)ACBDon’tcareabouttheresulttoomuch.Themostimportantthingisthatyouattenditanddoyourbest.YoushouldhaveatalkwithLindaandletherknowthatthereisnobiggerpart,butbetteractor.Weshouldtrytobebetteractors.

YoushouldhelpPetertounderstandtheworkandpersuadehimtodoitbyhimself.6Listentotheconversationandanswerthequestions.(P48)1Whatisthegirl’sproblem?2Isitacommonproblemamongteenagers?3Whatdoesthedoctoradvisethegirltodo?4Whatdoesthedoctoradvisethegirlnottodo?Shefindsitdifficulttogettosleepatnight.Yes,itis.Thedoctoradvisesthegirltotakeenoughexercise,eathealthyfoodandfindwaystorelaxbeforeshegoestobed.Thedoctoradvisesthegirlnottoeattoomuchsugar,watchTVorplayonthecomputerbeforeshegoestobed.7Self-evaluationCanyouuseofthe

if-clausecorrectly?各个击破k直击中考

1.–Thankyoufortellingmesomuchknowledgeaboutnature.–Don’tmentionit.______youhavemorequestions,cometomeanytime.

【2018四川乐山】A.IfB.BecauseC.Though2.YoucansurftheInternet_____youwanttoknowabout2020WorldMiddleSchoolGames.

【2018福建】A.untilB.afterC.ifⅠ.用if改写下列句子。1.Itwillrainthisafternoon.Iwillnotflyakite._________________________________________2.Keepworkinghardandyouwillsucceed._________________________________________3.Hurryup,oryouwillmissthebeginningofthefilm._________________________________________4.Mybrotherwon'tvisitthesciencemuseum.Iwon't,either._________________________________________Ifitrainsthisafternoon,Iwillnotflyakite.Ifyoukeepworkinghard,youwillsucceed.

Ifyoudon'thurryup,youwillmissthebeginningofthefilm.

Ifmybrotherdoesn'tvisitthesciencemuseum,Iwon't,either.Ⅱ.同义句转换（每空一词）。1.It'