小学情态动词用法.pptx

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1、第1页/共13页1.-when did your uncle_in shanghai-the day before yesterdayA arrive B get C reach2.As we know,some people are good at_but bad at give backA lending B keeping C borrowing D using3.The small child was not old enough to_himselfA have B wear C dress D put on 5.My brother and I are _ TV.A watch B

2、 look C read D see6.I ask Danny to_me my book,but he brough me his bookA take B fetch C carry D matchTry and try第2页/共13页7.-the radio_that there will be another heavy rain in Guangdong._Too bad.It has rained for the whole weekA tells B talks C says D speaks8.It is nice of you to _so much time showing

3、 me around your schoolA spend B cost C pay D takeTry and try第3页/共13页一、情态动词can,couldmusthavetoshouldwill(would)may第4页/共13页二、特征1.有一定词义，但不能单独作谓语，必须和行为动词或系动词连用，构成谓语。2.无人称和数的变化（haveto例外：用于第三人称单数时用hasto）Hehastostayhere.3.后面接动词原形Sheshouldstayathome.第5页/共13页第6页/共13页三、用法1.can,could(1)表示能力，“能，会”Canyouplaybask

4、etball?(2)表示怀疑、猜测，常用于否定句和疑问句中Hecantbeinclassroom.（3）可以CanIhelpyou?第7页/共13页(4)could是can的过去式，可以表示过去的能力IcouldswimwhenIwassevenyearsold.(5)can开头的一般疑问句以can和cant回答could开头的一般疑问句以could和couldnt回答第8页/共13页2.must(1)“必须应该”(2)表推测“一定”(3)否定句中，mustnt表示禁止，“不允许”Must开头的疑问句，肯定回答用must，否定回答用neednt（=donthaveto）“不需要，不必”第9页/

5、共13页3.haveto“haveto+动词原形”：不得不做某事注意：haveto用于第三人称单数时用hasto第10页/共13页1MayIstopmycarhere?No,you_.A.cantB.mustntC.needntD.donthaveto2.Mustwecleanthehousenow?No,you_.A.needntB.maynotC.mustntD.cant4.You_returnthebooknow.Youcankeepitnextweekifyoulike.A.cantB.mustntC.needntD.maynot5.Johnny,you_playwiththeknif

6、e,you_hurtyourself.A.wont.cantB.mustnt.mayC.shouldnt,mustD.cant.shouldnt6.-Wouldyougooutforawalkwithme?-No,I_.Mygirlfriendiscoming.A.wouldntB.shallnotC.wontD.shouldnt第11页/共13页7._youbehappy!A.MayB.CanC.MustD.Would8.CouldIborrowyourdictionary?Yes,ofcourseyou_.A.mightB.willC.canD.should第12页/共13页感谢您的观看。第13页/共13页