【文档说明】北师大版（三起）英语三下《Unit 11 I can Lesson 1 I can climb.3 (1)》PPT课件 (共55页).ppt，共(55)页，3.561 MB，由小喜鸽上传

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ICanLesson1Icanclimb.runclimbwalkjumpspeakHecan______.runHecan______.jumpItcan______.walkHecan______.jumpShe

can______.runIcan______.climbHecan______.walkHecan______.jumpIcan______.speakHecan______.runShecan______.jum

pHecan______.runShecan______.walkShecan______.jumpItcan______.runItcan______.walkItcan______.jumpShecan______.walkItc

an______.speakHecan______.jumpShecan______.speakItcanclimb.Canyouclimb?Yes,Ican.Hecanjump.Canyoujump?Yes,Ican.Hecanwalk.Canyo

uwalk?Yes,Ican.Hecanrun.Canyourun?Yes,Ican.Hecanspeak.Canyouspeak?Yes,Ican.Icanclimb.Canyouclimb?No,Ican’t.Ican

jump.Canyoujump?No,Ican’t.Icanwalk.Canyouwalk?No,Ican’t.Icanrun.Canyourun?No,Ican’t.Icanspeak.Canyouspeak?No,Ican’t.be

careful和lookout两者均有“小心、当心、注意”之意，常用于祈使句或警告对方时的用语。lookout语气较强，用于某种紧急的情况或者可能出现危险的场合；becareful是一般的警告或劝告用语，可用于各种情况。如：Looko

ut！You’llhitthatcar．当心！你要撞上那辆汽车了。Lookoutfortherockintheriver.（后接for短语）小心河里的石头。It’sthefirsttimeforyout

otravelalone．Youmusttakecare．这是你第一次独自旅行，一定要小心。becareful可单独使用，也可跟动词不定式或of／with短语。如：Becarefulnottolosethekey．当心不要丢了钥匙。You’dbetterbeca

refulwithyourhandwriting.你最好书写认真些。Becarefulofyourhealth．爱护你的身体。情态动词can的用法can的特点•基本意思是“能、会”，是情态动词的重要成员。Shecanjump.她会跳。•个性：1.在句子中不能单独做谓语；2.后

面接动词原形；3.没有人称和数的变化。can的句式变化•can的肯定句式是：can+动词原形Shecanrun.她会跑。……singswimrideabike◼Shecansing.◼Hecanswim.◼Theycanrideabike.◼Shecannotsing.◼Theycanno

trideabike.◼Hecannotswim.一、Saywhatthepeopleinthepicturecando.can的否定式•can+not+动词原形（常用缩写形式can’t）1.shecanwalk.

—shecannot(can’t)walk.2.Icanspeak.—？二、把下列句子变为否定句。•1、Linglingcanrideahorse.•2、HecanspeakChinese.•3、LinglingandDami

ngcanplaythepiano.•4、Myfathercanplaytabletennis.•5、Shecanswim.can’tcan’tcan’tcan’tcan’tcan的疑问句•can……？•只需将can提到主语的前面。1.Icanclimb.•—?肯定回答和否定回答•

肯定回答：Yes,主语+can.1.Canyoujump?—Yes,Ican.•否定回答：No,主语+can’t.2.Cansheplaythepiano.—No,shecan’t.1、Canyouplay____piano?A、aB、anC、the

2、Canyoudance?yes,I____.A、doB、canC、can’t3、CanheWriteEnglish?No,he____A、canB、can’tC、does4、I__rideabike,butI____driveacar.A、can,canB、can’t,can’tC、c

an,can’t5、Shecan_____basketball.A、playB、playingC、playsACBBC精挑细选GoodBye！