初中英语人教新目标八年级上册Grammar情态动词can的用法小结课件.pptxVIP

Step1:Warmingup

Task1:Revision

T:Whatcanyoudonow?

S1:Icansing.

S2:icandraw.

S3:icandance.

T:Canyourideabike/swim/flyakite/playfootball/

playchess?

SS:Yes,Ican./No,Icant.

Teachingprocedures

Task2:Playingagame

·(Fivestudentscometothefrontandperformfortheclassaccordingtoteachersinstructions.andgestures.theothersanswerthequestions.)

●T:Whatcanshedo?

·SS:Shecanrideabike/swim/flyakite/playfootball/playchess.

·T:Cansheswim/flyakite/playfootball/playchess.

·SS:Yes,shecan?no,shecant.·T:Saythewholesentences:

·eg:Hecanrideabike.

Hecant/cannotswim.

●

S1:Yes,Ican

·T:Couldyourideabikefiveyearsago?

·S2:Yes,Icould./No,Icouldn′t

·T:Wecanuse“could”talkaboutthepast

·.e.gIcanplaycomputernow.butlastyearIcouldntplay.

Step2:Presentation

·T:Canyourideabikenow?

·

·

·Hecouldntswimfiveyearsago.(否定句式)·Hecouldrideabikefiveyearsago.(变否定句)

·Hecouldntswimfiveyearsago.

;T:Couldyourowaboatlastyear?

·S1:YesIcould./No,Icouldnt.

·Hecouldrideabikefiveyearsago.(肯定句式)

cStep3:Practice:workinpairs

·eg:couldhe/she??

·(Yes,he/shecould./No,he/shecouldnt.)

CStep4:Production

·①肯定句式：can\could

·②否定句式：cant\couldnt

·③疑问句式：can...?\could...?

·“am(is,are)ableto”=“can”

·“was(were)ableto”=“could”eg.

·①Mikecansingmorethan20Englishsongs.

·=Mikeisabletosingmorethan20Englishsongs.②Shecouldspeakenglishwhenshewasfour.

·=Shewasabletospeakenglishwhenshewasfour.

Step5:Summary

Using“can”/“could”totalkaboutability.

1.Weuse“can”totalkaboutpresentability.

Weuse“could”totalkaboutabilityinthe

past.

e.g.Ican(cannot/cant/cannot)swim.Whataboutyou?

Hecould(couldnt/couldnot)danceinthepast.Whataboutyou?

—CanIborrowyourbike,Millie?

—Yes,youcan.Hereyouare.

—CouldIsmokehere?

—Sorry,Imafraidyoucant.

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