初中英语-情态动词can课件.ppt

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1、PracticeProductionUnit8ModalVerbcan情态动词canPresentationWarmupWarmupWhocanswim/runfast/fly/dance/sing/paint?I/He/She/(Animals)can…can表达一种能力，会、能做什么事情。今天我们来学习情态动词。PresentationLookandSayPresentationSentencesPenguinscanswimfast.Penguinscan’tfly.Canpenguinsskip?No,itcan’t.Whatcanpen

2、guinsdo?Whichanimalcanswimfastandwalkslowly?读一读下列句子，请圈出下列句子中的情态动词PresentationSentencesHipposcankillpeoplewiththeirbigmouthandhugeteeth.Hipposcan’tflyandwalk.—Canhipposhideunderwater?—Yes,itcan.Whatcanhipposdo?Whichanimalcanswimslowlyandrunveryfast?PresentationSentencesOstrich

3、canrunveryfast.Ostrichcan’tfly.—Canostrichswim?—No,itcan’t.Whatcanostrichdo?Parrotscanrepeatwordsverywell.Parrotscan’tswim.Canparrotshearverywell?Whatcanparrotsdo?PresentationSentencesBatscansleepduringthedayandflyduringthenight.Batscan’tswim.Canbatsmakespecialsounds?Whatcanb

4、atsdo?Cowscangiveusmilk.Cowscan’trunfast.Cancowsgiveusbeef?Whatcancowsdo?PresentationSentencesKoalasandpolarbearscanclimbfastandswimfast.Koalasandpolarbearscan’tfly.—Cankoalasandpolarbearseatfishandplants?—Yes,theycan.Whatcankoalasandpolarbearsdo?Dolphinscanjumphighanddotrick

5、s.Dolphinscan’tfly.—Candolphinsseewellandmakelotsofsounds?—Yes,theycan.Whatcandolphinsdo?PresentationSentences肯定句：主语+can+动词原形+其他Icandance.我会跳舞。2.否定句：主语+can’t+动词原形+其他Ican’tdance.我不会跳舞。3.一般疑问句及回答：Can+主语+动词原形+其他？—Canyoudance?你会跳舞吗？—Yes,Ican./No,Ican’t.是的，我会。/不，我不会。4.特殊疑问句：特殊疑问词+

6、can+主语+动词原形+其他？Whatcanyoudo?你会做什么？can其他的用法PresentationSentences读一读下列句子，请圈出下列句子中的情态动词CanIcomein?我可以进来吗？Yes,ofcourse.是的，当然可以。CanIhavesomesweets?我可以吃些糖果吗？Yes,youcan,andyoucanhavesomecakes.是的，可以。而且你还可以吃些蛋糕。can在句子中表示允许，意为“可以”，在口语中可以代替may。PresentationSentencesCanyoupleaselendmeyour

7、car?你能借给我你的车用用吗？CouldyouhelpmewithmyEnglish?你能帮助我学英语吗？can在句中表示请求，常用于“Can/Couldyou…?”句式。can的过去式could用于现在时，可是语气更委婉，更客气。PresentationSentencesHecan’tbeathome.他不可能在家。Canhecomeheretoday,please?请问他今天能来这里吗？can在句中表示可能，常用于否定句或疑问句中，指某种可能性。PracticeOralPracticeThelittleboycanreadbooksinEn

8、glish.一般疑问句：肯定回答：否定回答：否定句：变换句型CanthelittleboyreadbooksinEnglish?Yes,