四川省涼山彝族自治州昭覺中學高中英語 Module5 Grammar1復習課件 外研版必修5

GrammarRevisionofmodalverbswCompletethesentencesfromthepassage.They______goanywheretheywished.You_________goonthoseships.There_______beanyotherforeigners.Wejust________showourpassports.We______seethesunsettingbehindthewhitepagoda.couldshouldn’twon’thadtocouldIndicateanabilitytodosomethingusetogiveadvicemakeapredictionaboutthefuturethepastofmustthepermissiontodosomethingcould(1)shouldn’twon’thadtocould(5)ModalVerbCorrectthemistakesandsaywhy.Johnshouldsgotoschoolontime.Atthattimewethoughtwemustedhandinourpaper.Youmusttofinishyourhomeworkintime.Wedon’tcanbetheretomorrow.Theyshouldmaydothat.shouldmustcan’tshould/may情態(tài)動詞的語法特征

1）情態(tài)動詞表示期待或估計某事的發(fā)生，或說話者對

某一動作或狀態(tài)的態(tài)度。帶有主觀或情感意味。

2）情態(tài)動詞除ought,have和beable外，后面

只能接不帶to的不定式。

3）情態(tài)動除have和beable外，沒有人稱，數(shù)的

變化，即情態(tài)動詞第三人稱單數(shù)不加-s。

4）情態(tài)動詞在構成否定形式和疑問形式時，遵循助

動詞的規(guī)則Twoeyescanseemorethanone.IamsostrongthatIcanliftthisstone.HesaidthatJackcouldn’tfinishhisworkinsuchashorttime.Couldyoufollowmystep?Heisonlyfour,butheisabletoread.Shewasabletodoitwithoutmyhelp.Willyoubeabletocometomypartytomorrow?表能力can

could

beableto有時態(tài)變化Youcangonow.Iwon’tletyoudown.CouldIsayitinChinese?MayIknowyourname?Wouldyoumindclosingthedoor?Shallwedance?MightIhaveawordwithyou?語氣強 弱表許可,征詢意見can,willcould/may/would/shall/mightwTheremustbeamistake.Youmay

walktenmileswithoutseeingahouse.Hemightgetthereontime.Itcanbetrue.Inthosedaysfewworkerscouldsupporttheirfamilies.表可能性(猜測)mustmay,might,can,could肯定句語氣強

弱Shecan’t

beserious.Wecouldn’thavedonebetter.Peoplemaynot

pickflowersinthisgarden.Shewasafraidtheymightnot

liketheidea.語氣強

弱表不可能(猜測)can’t,couldn’tmaynot,mightnot否定句Wemustn’twasteourtime.Theyshouldn’tleftsosoon.You’dbetternotdisturbhim.mustn’t,shouldn’t

hadbetternot表禁止Youshoulddowhatyourparentstellyou.Ifyoucan’tfinishthebookbythen,youmustcomeandrenewit.Thisisalovelyparty,butwehavetogobecauseofthebaby-sister.Thebridgewasnotwideenoughsothatsomebodyhadtogiveway.should,must

haveto表義務(應該)有時態(tài)變化詞義Modalscan,could,beabletocan,will,may,could,would,shall,mightmust,may,might,can,couldmustn’t,shouldn’t,hadbetternotshould,must,haveto能力,能夠許可,征詢意見猜測，可能性禁止義務,應該

can有時也用于肯定句中表示推測,表示：

①表示理論上的可能性(即從理論上看是可能的，但實際未必會發(fā)生)：

即使是有經(jīng)驗的教師也可能出錯。

Evenexperiencedteacherscanmakemistakes.

②用于含有only等表示限制的肯定句：

“門外是誰？”“只能是郵遞員?！薄癢hoisthatatthedoor?”“Itcanonlybethepostman.”③后接“be(get,seem,become)+形容詞”，表示“有時會”、“時常會”等：

Itcangetveryhothere.這里有時會很熱。

Shecanbeveryunpleasant.她有時很令人討厭。shall將要、會(用于第一人稱肯定句中及否定句中，單純表示未來的動作)（用于一、三人稱疑問句，征求對方意見）好嗎?

必須、可以，應該(表許諾、命令、警告、規(guī)定，決心,常用于陳述句的第二三人稱中)1)“Whateveryouwant,youshallhave

it,”saidFairy.2)Sheshalldoassheistold.

3)Thatdaywhenyouwillsucceedshall

come.4)Eachcompetitorshallwearanumber.wshould1.應該、應當（表義務、責任、勸告、建議時）本該（含有責備意味）2.竟然、居然（用于表示驚奇、遺憾等的從句中，多在that從句中）Youcan’timaginethatawell-behavedgentleman___________sorudetoalady.Itispitythatshe____________________(lose)allhermoney.shouldbeshouldhavelost

3.按理該；照說應該；估計（表示可能性、揣測，推測、期望等）1)Thereportiswrittenaftercarefulinvestigation,soit_________bereliable.2)They________________________(arrive)inBeijingbythistime.

shouldhavearrivedshould

幾個情態(tài)動詞?？嫉木湫?)．may/might(just)aswell

“不妨，最好”，與hadbetter相近；

2)．cannot/can’t…too…

“越……越好，怎么也不過分”。歷年高考題

--Mum,I’vebeenstudyingEnglishsince8o’clock.___IgooutandplaywithTomforawhile? --No,I’mafraidnot.Besides,it’srainingoutsidenow. A.Can’t B.Wouldn’t C.Maynot D.Won’tI____payTracyavisit,butI’mnotsurewhetherIwillhavetimethisSunday. A.should B.might C.would D.couldChildrenunder12yearsofageinthatcountry____beunderadultsupervisionwheninapubliclibrary. A.must B.may C.can D.needYou____betired–you’veonlybeenworkingforanhour. A.mustnot B.won’t C.can’t D.maynotYoumightjustwelltellthemanufacturerthatmalecustomers_____notlikethedesignofthefurniture. A.must B.shall C.may D.needAleft-luggageofficeisaplacewherebags_____beleftforashorttime,especiallyatarailwa