初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件

主講教師：王克平主講教師：王克平1ModalVerbs情態(tài)動(dòng)詞ModalVerbs情態(tài)動(dòng)詞2初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件3Ifyouwanttocrossastreet,youmustwaitforthegreenlight.Youmustn’tcrossinfrontofthetraffic.Ifthelightisyellow,youshouldwait.Ifyouarenotcareful,acarmayhityou.IfyouareintheUK,youhavetodriveontheleft.andfindoutIfyouwanttocrossas4情態(tài)動(dòng)詞,顧名思義是用來(lái)表達(dá)感情和態(tài)度的動(dòng)詞。表明說(shuō)話人的立場(chǎng)和口氣,以及說(shuō)話想達(dá)到的目的常用的情態(tài)動(dòng)詞有：can(could),may(might),must,haveto,need,oughtto,shall,should情態(tài)動(dòng)詞,顧名思義是用來(lái)表達(dá)感情和態(tài)度的動(dòng)詞。5表能力表推測(cè)表請(qǐng)求、允許表能力表推測(cè)表請(qǐng)求、允許6初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件7初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件82013濟(jì)南---_____Ihelpyou,sir?---Yes,IwantaT-shirt.ACanBShouldCMustDWould

2013濟(jì)南9（2010年北京）------＿＿youturndownyourradio,please?------Yes,Ican.A.MayB.NeedC.MustD.Can（2009年濟(jì)南）-----Who’sthatgirlswimminginthepool?IsitLucy?-----It＿＿beLucy.Sheissleepinginherbedroomnow.A.mayB.can’tC.mustD.should（2010年北京）101.表推測(cè)2.表請(qǐng)求、允許1.表推測(cè)2.表請(qǐng)求、允許111.---MayIwatchTVaftersupper?---Yes,youmay.---No,Youmaynot/can’t./You’dbetternot.No,youmustn’t.2.Ifyouarenotcareful,acarmayhityou.

可以，表示許可，相當(dāng)于can.(注意問(wèn)句中的回答）2)可能，或許，表示推測(cè)

maybe可能1.---MayIwatchTVaftersupper?---Yes,youmay.---No,Youmaynot/can’t./You’dbetternot.No,youmustn’t.1.---MayIwatchTVaftersup12(2010年福州)-----Dad,mustIdomyhomeworknow?-----No,you＿＿＿playgameswithyourfriendsforalittlewhile.A.wouldB.needn’tC.mayD.should初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件13（2009年廣州）—＿＿＿Itakesomephotosinthehall?—No,you＿＿＿.A.Can;needn'tB.Must;mustn'tC.Could;won'tD.May;mustn't（2009年廣州）141必須，應(yīng)該Youmustfinishyourtaskbeforeplayinggames.2表示推測(cè)，意為“一定”Hemustbeathomenow.3一般疑問(wèn)句肯定回答用must，否定回答則用needn’t或者don’thaveto.三、must的用法1必須，應(yīng)該2表示推測(cè)，意為“一定”3一般疑問(wèn)句肯定回答用m15Ifyouwanttocrossastreet,youmustwaitforthegreenlight.Youmustn’tcrossinfrontofthetraffic.---MustIbehomebefore8o’clock?---Yes,youmust.---No,youneedn’t/don’thaveto.3.Theremustbesomethingwrongwithmycomputer.must:必須；mustn’t:不準(zhǔn)，禁止回答帶有must的問(wèn)句時(shí)，否定式常用needn’t或don’thaveto.3)一定，表示肯定的猜測(cè)。（否定猜測(cè)用can’t）Ifyouwanttocrossastreet,162013泰安28.—MayIsmokehere?--No,you

.Thisisno-smokingroom.A.needn’tB.mustn’tC.couldn’tD.wouldn’t2013泰安17IfyouareintheUK,youhavetodriveontheleft.Theanimalsweeathavetospendtheirliveslivingintinyspaces.haveto不得不IfyouareintheUK,youhave18Ihavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.haveto+動(dòng)詞原形haveto有人稱、數(shù)、時(shí)態(tài)的變化

當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，用hasto+動(dòng)詞原形變問(wèn)句或否定句時(shí)，需借助助動(dòng)詞。nothaveto=needn’tIhavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.Ihavetobeatworkatnineo19Ihavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.haveto+動(dòng)詞原形haveto有人稱、數(shù)、時(shí)態(tài)的變化

當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，用hasto+動(dòng)詞原形變問(wèn)句或否定句時(shí)，需借助助動(dòng)詞。nothaveto=needn’tIhavetobeatworkatnineo20

2012北京（） —Mum,mustIwashthedishesrightnow?

—No,you____.A.shouldn’t B.wouldn’t C.mustn’t D.needn’t2012北京212013萊蕪（） Studentsinourschool________knowshoutingisnotallowedinthelibrary.A.canB.mayC.mustD.need2013萊蕪222012威海（）—MustIlearnallthesewordsbyheart?

—No,you______.It’llbefineifyoucopytheminyourexercisebooks.A.needn’t B.can’t C.shouldn’t D.mustn’t2012威海23

兩者都表示必須

must

側(cè)重于說(shuō)話者的主觀看法，認(rèn)為有必要或有義務(wù)去做某事；

haveto則重于表示外界客觀需要，含有不得不或被迫之意I

didn't

take

the

raincoat

with

me

yesterday.I____wait

for

my

father.

A.have

to

B.has

to

C.had

to

D.must2.Jack’sill,sothey______changetheirplans.

A.mustB.shouldC.havetoD.oughtto兩者都表示必須I

didn't

take

the

rain24用法一用法二用法三作為實(shí)義動(dòng)詞，后加todo.用助動(dòng)詞提問(wèn)或否定四、need的用法作為情態(tài)動(dòng)詞，后加do.用need提問(wèn)或回答need后加doing表被動(dòng)意義用法一用法二用法三作為實(shí)義動(dòng)詞，后加todo.用助動(dòng)詞提問(wèn)251.Ineedtypethisletteragain.我需要重新錄入將這封信.2.Thereisenoughtime.Youneedn’thurry.有的是時(shí)間，你不必著急。作情態(tài)動(dòng)詞1.Ineedtypethisletteraga261).Weneedagreatdealofmoneynow.

我們需要很多錢(qián)。2).Theydon’tneeditanymore.他們不再需要它了。3).Doesyourfatherneedanyhelp?

你爸爸需要幫助嗎?作行為動(dòng)詞+n.1).Weneedagreatdealofmo27Whatdoweneedtotakeforthepicnic?野餐我們需要帶些什么？Willweneedtoshowourpassports?我們需要出示護(hù)照嗎？Youneedtotakegoodcareofyourmother.你要好好照料你媽媽作行為動(dòng)詞+to+doWhatdoweneedtotakefort28need:需要1)作情態(tài)動(dòng)詞Heneedmakeaplan.2)作行為動(dòng)詞（有人稱和數(shù)變化，后接名詞/帶to的動(dòng)詞不定式）。Heneedstomakeaplan.need:需要291.---Doweneed_________forthetickettothepark?---No,weneedn’t___________that.It’sfree.topay,todoB.topay,doC.pay,todoD.paying,doing2.Idon’tneed__________toschooltoday.A.togoB.goC.going3.Needhe_________?No.he_________.A.torun,needn’t.B.run,doesn’tneed.C.run,needn’t4.WillSam_________tomorrow?A.needtoleaveB.needleaveC.needstoleave1.---Doweneed_________for30Summarycan/could1）能，會(huì)：表示能力2）可以，表示許可3）可能，表示推測(cè)may/might1)

可以，表示許可2)可能，或許，表示推測(cè)mustmust:必須；mustn’t:不準(zhǔn)，禁止回答帶有must的問(wèn)句時(shí)，否定式常用needn’t或don’thaveto.3)一定，表示肯定的猜測(cè)。（否定猜測(cè)用can’t）haveto

則重于表示外界客觀需要，含有不得不或被迫之意need1)作情態(tài)動(dòng)詞2)作行為動(dòng)詞（有人稱和數(shù)變化，后接名詞/帶to的動(dòng)詞不定式）Summarycan/couldmay/mightmust31Summary注意回答形式：

1)MayI…?Yes,youmay.No,youcan’t(mustn’t).

2)MustI…?Yes,youmust.No,youneedn’t.Summary注意回答形式：32情態(tài)動(dòng)詞用法專項(xiàng)練習(xí)Exercises:–CanyoulendmeyourMP3?–

Sorry,I__.

Myfatherhastakenitwithhim.A.mustn’tB.can’tC.needn’tD.shouldn’t2.–ShallIgoandmeetyouattheairport?–

No,thanks.I________takeataxihome.A.needB.mustC.shouldD.can3.–Ican’tfindDad.Whereishe?–

I’mnotsure.He____beinthestudy.A.mustB.mayC.needD.will4.Allthepassengers_____wearseatbeltsontheplane.A.canB.mayC.willD.must情態(tài)動(dòng)詞用法專項(xiàng)練習(xí)Exercises:33Exercises:5.–

___theexampaperbehandedinrightnow?–

No,itdoesn’thaveto.Youmayhanditinbefore11:30.A.CanB.MustC.ShouldD.May

6.–Mustwegettothestationbefore6:00?–

No,you_____.Thetrainleavesat9:00.A.mustn’tB.needn’tC.won’tD.can’t7.–Mary,____youspeakChinese?–Yes,onlyalittle.A.mustB.needC.mayD.can8.–

______Icomein?–

Sure,comein,please.A.WillB.MayC.MustD.Need

Exercises:34Exercises:

9.–______Iuseyourmobilephone?–

Certainly.Hereyouare.A.MayB.MustC.ShouldD.Need–MayIputmybikehere?–

No,you_____.Putitoverthereplease.A.needn’tB.won’tC.mustn’tD.wouldn’t11.–

Havingablog(博客)_____helpmemakemorefriends.A.canB.mustC.needD.should12.–_____Ireturnthebooknextweek?–

No,youneedn’t.Youcankeepitifyoulike.A.CanB.MustC.MayD.NeedExercises:35Exercises:13.–MustIhandinmyexercisebookafterclass?–

No,you_____.YoumaygiveittomenextMonday.A.mustn’tB.needn’tC.maynotD.can’t–MustIfinishtheworkintwodays,Mr.White?–______.A.Yes,youneed.B.No,youmustn’t.C.No,youneedn’tD.Yes,youcan15.–Mom,_______Iplaycomputergames?–

Yes,youcan.Butyouhavetofinishyourhomeworkfirst.A.mustB.mayC.willD.needExercises:36Ｔｈａｎｋｙｏｕａｎｄｍａｙｙｏｕｇｒｅａｔｐｒｏｇｒｅｓｓ．Ｇｏｏｄｎｉｇｈｔａｎｄｈａｖｅａｓｗｅｅｔｄｒｅｅｍ．Ｔｈａｎｋｙｏｕａｎｄｍａｙｙｏｕｇｒｅａｔｐｒ37主講教師：王克平主講教師：王克平38ModalVerbs情態(tài)動(dòng)詞ModalVerbs情態(tài)動(dòng)詞39初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件40Ifyouwanttocrossastreet,youmustwaitforthegreenlight.Youmustn’tcrossinfrontofthetraffic.Ifthelightisyellow,youshouldwait.Ifyouarenotcareful,acarmayhityou.IfyouareintheUK,youhavetodriveontheleft.andfindoutIfyouwanttocrossas41情態(tài)動(dòng)詞,顧名思義是用來(lái)表達(dá)感情和態(tài)度的動(dòng)詞。表明說(shuō)話人的立場(chǎng)和口氣,以及說(shuō)話想達(dá)到的目的常用的情態(tài)動(dòng)詞有：can(could),may(might),must,haveto,need,oughtto,shall,should情態(tài)動(dòng)詞,顧名思義是用來(lái)表達(dá)感情和態(tài)度的動(dòng)詞。42表能力表推測(cè)表請(qǐng)求、允許表能力表推測(cè)表請(qǐng)求、允許43初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件44初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件452013濟(jì)南---_____Ihelpyou,sir?---Yes,IwantaT-shirt.ACanBShouldCMustDWould

2013濟(jì)南46（2010年北京）------＿＿youturndownyourradio,please?------Yes,Ican.A.MayB.NeedC.MustD.Can（2009年濟(jì)南）-----Who’sthatgirlswimminginthepool?IsitLucy?-----It＿＿beLucy.Sheissleepinginherbedroomnow.A.mayB.can’tC.mustD.should（2010年北京）471.表推測(cè)2.表請(qǐng)求、允許1.表推測(cè)2.表請(qǐng)求、允許481.---MayIwatchTVaftersupper?---Yes,youmay.---No,Youmaynot/can’t./You’dbetternot.No,youmustn’t.2.Ifyouarenotcareful,acarmayhityou.

可以，表示許可，相當(dāng)于can.(注意問(wèn)句中的回答）2)可能，或許，表示推測(cè)

maybe可能1.---MayIwatchTVaftersupper?---Yes,youmay.---No,Youmaynot/can’t./You’dbetternot.No,youmustn’t.1.---MayIwatchTVaftersup49(2010年福州)-----Dad,mustIdomyhomeworknow?-----No,you＿＿＿playgameswithyourfriendsforalittlewhile.A.wouldB.needn’tC.mayD.should初中英語(yǔ)語(yǔ)法專題輔導(dǎo)第九講：情態(tài)動(dòng)詞課件50（2009年廣州）—＿＿＿Itakesomephotosinthehall?—No,you＿＿＿.A.Can;needn'tB.Must;mustn'tC.Could;won'tD.May;mustn't（2009年廣州）511必須，應(yīng)該Youmustfinishyourtaskbeforeplayinggames.2表示推測(cè)，意為“一定”Hemustbeathomenow.3一般疑問(wèn)句肯定回答用must，否定回答則用needn’t或者don’thaveto.三、must的用法1必須，應(yīng)該2表示推測(cè)，意為“一定”3一般疑問(wèn)句肯定回答用m52Ifyouwanttocrossastreet,youmustwaitforthegreenlight.Youmustn’tcrossinfrontofthetraffic.---MustIbehomebefore8o’clock?---Yes,youmust.---No,youneedn’t/don’thaveto.3.Theremustbesomethingwrongwithmycomputer.must:必須；mustn’t:不準(zhǔn)，禁止回答帶有must的問(wèn)句時(shí)，否定式常用needn’t或don’thaveto.3)一定，表示肯定的猜測(cè)。（否定猜測(cè)用can’t）Ifyouwanttocrossastreet,532013泰安28.—MayIsmokehere?--No,you

.Thisisno-smokingroom.A.needn’tB.mustn’tC.couldn’tD.wouldn’t2013泰安54IfyouareintheUK,youhavetodriveontheleft.Theanimalsweeathavetospendtheirliveslivingintinyspaces.haveto不得不IfyouareintheUK,youhave55Ihavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.haveto+動(dòng)詞原形haveto有人稱、數(shù)、時(shí)態(tài)的變化

當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，用hasto+動(dòng)詞原形變問(wèn)句或否定句時(shí)，需借助助動(dòng)詞。nothaveto=needn’tIhavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.Ihavetobeatworkatnineo56Ihavetobeatworkatnineo’clockeveryday.ShehastoworkonSaturdays.They’llhavetostayinahotel.DoesDickhavetogotoBeijingonbusiness?Hedidn’thavetogotherelastweek.haveto+動(dòng)詞原形haveto有人稱、數(shù)、時(shí)態(tài)的變化

當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，用hasto+動(dòng)詞原形變問(wèn)句或否定句時(shí)，需借助助動(dòng)詞。nothaveto=needn’tIhavetobeatworkatnineo57

2012北京（） —Mum,mustIwashthedishesrightnow?

—No,you____.A.shouldn’t B.wouldn’t C.mustn’t D.needn’t2012北京582013萊蕪（） Studentsinourschool________knowshoutingisnotallowedinthelibrary.A.canB.mayC.mustD.need2013萊蕪592012威海（）—MustIlearnallthesewordsbyheart?

—No,you______.It’llbefineifyoucopytheminyourexercisebooks.A.needn’t B.can’t C.shouldn’t D.mustn’t2012威海60

兩者都表示必須

must

側(cè)重于說(shuō)話者的主觀看法，認(rèn)為有必要或有義務(wù)去做某事；

haveto則重于表示外界客觀需要，含有不得不或被迫之意I

didn't

take

the

raincoat

with

me

yesterday.I____wait

for

my

father.

A.have

to

B.has

to

C.had

to

D.must2.Jack’sill,sothey______changetheirplans.

A.mustB.shouldC.havetoD.oughtto兩者都表示必須I

didn't

take

the

rain61用法一用法二用法三作為實(shí)義動(dòng)詞，后加todo.用助動(dòng)詞提問(wèn)或否定四、need的用法作為情態(tài)動(dòng)詞，后加do.用need提問(wèn)或回答need后加doing表被動(dòng)意義用法一用法二用法三作為實(shí)義動(dòng)詞，后加todo.用助動(dòng)詞提問(wèn)621.Ineedtypethisletteragain.我需要重新錄入將這封信.2.Thereisenoughtime.Youneedn’thurry.有的是時(shí)間，你不必著急。作情態(tài)動(dòng)詞1.Ineedtypethisletteraga631).Weneedagreatdealofmoneynow.

我們需要很多錢(qián)。2).Theydon’tneeditanymore.他們不再需要它了。3).Doesyourfatherneedanyhelp?

你爸爸需要幫助嗎?作行為動(dòng)詞+n.1).Weneedagreatdealofmo64Whatdoweneedtotakeforthepicnic?野餐我們需要帶些什么？Willweneedtoshowourpassports?我們需要出示護(hù)照嗎？Youneedtotakegoodcareofyourmother.你要好好照料你媽媽作行為動(dòng)詞+to+doWhatdoweneedtotakefort65need:需要1)作情態(tài)動(dòng)詞Heneedmakeaplan.2)作行為動(dòng)詞（有人稱和數(shù)變化，后接名詞/帶to的動(dòng)詞不定式）。Heneedstomakeaplan.need:需要661.---Doweneed_________forthetickettothepark?---No,weneedn’t___________that.It’sfree.topay,todoB.topay,doC.pay,todoD.paying,doing2.Idon’tneed__________toschooltoday.A.togoB.goC.going3.Needhe_________?No.he_________.A.torun,needn’t.B.run,doesn’tneed.C.run,needn’t4.WillSam_________tomorrow?A.needtoleaveB.needleaveC.needstoleave1.---Doweneed_________for67Summarycan/could1）能，會(huì)：表示能力2）可以，表示許可3）可能，表示推測(cè)may/might1)

可以，表示許可2)可能，或許，表示推測(cè)mustmust:必須；mustn’t:不準(zhǔn)，禁止回答帶有must的問(wèn)句時(shí)，否定式常用needn’t或don’thaveto.3)一定，表示肯定的猜測(cè)。（否定猜測(cè)用can’t）haveto

則重于表示外界客觀需要，含有不得不或被迫之意need1)作情態(tài)動(dòng)詞2)作行為動(dòng)詞（有人稱和數(shù)變化，后接名詞/帶to的動(dòng)詞不定式）Summarycan/couldmay/mightmust68Summary注意回答形式：

1)MayI…?Yes,youmay.No,youcan’t(mustn’t).

2)MustI…?Yes,youmust.No,youneedn’t.Summary注意回答形式：69情態(tài)動(dòng)詞用法專項(xiàng)練習(xí)Exercises:–CanyoulendmeyourMP3?–

Sorry,I__.

Myfatherhastakenitwithhim.A.mustn’tB.can’tC.needn’tD.shouldn’t2.–ShallIgoandmeetyouattheairport?–

No,thanks.I________takeataxihome.A.needB.mustC.shouldD.can3.–Ican’tfindDad.Whereishe?–

I’mnotsure.He____beinthestudy.A.mustB.mayC.needD.will4.Allthepassengers_____wearseatbeltsontheplane.A.canB.mayC.willD.must情態(tài)動(dòng)詞用法專項(xiàng)練習(xí)Exercises:70Exercises:5.–

___theexampaperbehandedinrightnow?–

No,itdoesn’thaveto.Youmayhanditinbefore11:30.A.