常見(jiàn)情態(tài)動(dòng)詞講解

PAGEPAGE4常見(jiàn)情態(tài)動(dòng)詞講解一、情態(tài)動(dòng)詞的定義：情態(tài)動(dòng)詞有詞義，但它不能單獨(dú)作謂語(yǔ)，它必須和其他動(dòng)詞一起構(gòu)成謂語(yǔ)。情態(tài)動(dòng)詞沒(méi)有人稱和數(shù)的變化；它的后面必須跟動(dòng)詞原形。二、情態(tài)動(dòng)詞的種類：情態(tài)動(dòng)詞詞義否定形式詞義can能夠，會(huì)can’t不能，不會(huì)could能夠，會(huì)couldn’t不能，不會(huì)may可以／／must必須mustn’t不允許，不能shall將，要shan’t將不要should應(yīng)該shouldn’t不應(yīng)該need需要needn’t不必would將會(huì)，愿wouldn’t不會(huì)，不愿三、情態(tài)動(dòng)詞的用法及主要句型：1、CanIhelpyou?——Yes,please./No,thanks.2、Can+主語(yǔ)+動(dòng)詞原形?Yes,～can.No,～can’t.

3、CanIborrowyourbook?Yes,ofcourse.4、CanIwriteonthebook?No,youcan’t\mustn’t.5、Could\Canyouhelpme?Yes,ofcourse.\Certainly.\Sure.6、Could\CanyoutellmethewaytotheZoo?7、MayIcomein?Comein,please.8、MayIsithere?Yes,please.\Sorry,pleasedon’t.9、MayIhavesomeCoke?Yes,ofcourse.10、May/Could/CanIspeaktoTom?Speaking.Who’scalling?11、should、shouldn’t表示勸告：

1)Heshouldgetupearly.2)Sheshouldn’tplaycomputergametoomuch.12、Should+主語(yǔ)+動(dòng)詞原形?Yes,～should.\No,～shouldn’t.13、表示建議“你愿意…嗎”

Wouldyouliketogoshoppingwithme?Yes,I’dloveto./I’dloveto.ButI’mbusynow.14、就餐用語(yǔ)Wouldyoulikesomethingtoeat\drink?Yes,I’dlike…15、shall用于第一人稱(I,we),可以表示“將”和表示建議“……好嗎?”

1)Whereshallwehavedinner?2)Shallwegofishing?Allright.\OK.\Goodidea.

16、Must+主語(yǔ)+動(dòng)詞原形?Yes,～must.\No,～needn’t.四．常見(jiàn)情態(tài)動(dòng)詞的區(qū)別：1.can(could)1）表示能力，could主要指過(guò)去時(shí)間。Twoeyescanseemorethanone.兩只眼比一只眼看得清。Couldthegirlreadbeforeshewenttoschool?這女孩上學(xué)前能識(shí)字嗎？表示可能（理論上或是邏輯判斷上）。Hecan′t(couldn′t)haveenoughmoneyforanewcar.他不可能有足夠的錢買新車。表示允許。CanIhavealookatyournewpen?我可以看一看你的新鋼筆嗎？表驚異、懷疑、不相信等態(tài)度。主要用于否定句、疑問(wèn)句或感嘆句中。Wherecan(could)theyhavegoneto?他們會(huì)去哪兒了呢？Hecan′t(couldn′t)beoversixty.他不可能超過(guò)六十歲。Howcanyoubesocareless!你怎么這么粗心！比較委婉客氣地提出問(wèn)題或陳述看法。Can(Could)youlendmeahand?幫我一把好嗎？may(might)表允許，might可以指過(guò)去時(shí)間，也可指現(xiàn)在時(shí)間，語(yǔ)氣更委婉。Youmaytakewhateveryoulike.你喜歡什么就拿什么。HetoldmethatImightsmokeintheroom.他告訴我可以在房間里抽煙。May(Might)Iaskforaphotoofyourbaby?我可以要一張你寶寶的照片嗎？在回答以may引起的問(wèn)句時(shí)，多避免用這個(gè)詞，而用其它方式，如Yes,please./Certainly./Pleasedon′t./You′dbetternot./No,youmustn′t.等，以免顯得太嚴(yán)峻或不客氣。表可能（事實(shí)上）?？梢灾高^(guò)去時(shí)間，也可以指現(xiàn)在時(shí)間，但語(yǔ)氣更加不肯定。Hemaybeathome.他可能在家。They________________thebooksoutoftheroom.

5.

Heshouldgetupearly.

(否定句)

He_______getuplate.(三)單項(xiàng)選擇。

()1.

youlikesomemilk?A.

WouldB.

CouldC.

Can

()2.

Wepicktheflowerinthepark.A.

can’tB.

don'tC.

mustn’t

()3.Weshouldmoretrees,andweshouldn’tcutanytrees.

A.

plantB.

plantingC.

plants

()4.MayIhavesomecoffee?

A.Yes,youhave.

B.

Yes,youcan.

C.

Yes,certainly.

()5.Shallwevisitthefactory?

A.Yes,wedo.B.Yes,weshall.

C.Allright.

()6.Wouldyoulikesomethingtoeat?

A.Yes,wewould.B.Yes,I’dlikesomecakes.C.Yes,ofcourse.

()7.WhatcanIdoforyou?

A.Yes,youcan.B.No,Icandoit.C.Yes.I’dlikesomeoranges.(四)根據(jù)所學(xué)情態(tài)動(dòng)詞，填寫適當(dāng)形式。________youliketogofishingwithme?________Igohomenow?No,you_________stayhere.You________takemoreexercise.Theclock________tellusthetime.________youtellmehowtogettotheQingyunPark?Mymotherisill.I_________stayathomeandlookafterher.

________youlikesometea?MustIborrowthebookwithmyIDcard?No,you________.________Iuseyourcar?Yes,you________.________weplayfootballthisafternoon?(五)對(duì)劃線部分提問(wèn)。1.

Wemustn'tpicktheflowersinthepark.

2.Weshouldplantmoretrees.

3.Iwouldyoulikesomecakestoeat?4.Shecouldswimfiveyearsago.5.Weshouldprotectanimalsbecausetheyareourgoodfriends.

6.Tomcouldgotothecinema(電影院)withhissister.(六)圈出正確答案。Lucyshouldherhomeworknow.A.finishesB.finishingC.finishedD.finishMymotherwouldbacksoon.A.cameB.comesC.comeD.willcomeCouldyoumeahand?A.givingB.givesC.givenD.giveShouldInow?A.startedB.startingC.startD.startsItakethisone?A.CouldB.WillC.AreD.DoCanyouspeakEnglish?No,I.A.mustn'tB.can'tC.couldn'tD.maynotYougoand