初中英语中考复习 2022年精选中考考前语法专项突击16讲-9 情态动词

grammar:modalverbCan

you

can

a

can

asacanner

can

can

a

can?基本特征基本特征：1.

情态动词后跟

。2.情态动词无

。动词原形人称和数的变化定义情态动词是表示说话人的语气，态度或看法的动词。Can

you

can

a

can

asacanner

can

can

a

can?①

can情态动词modal

verb.表示能、会②

can及物动词vt.把……装罐③

can名词n.（食物）罐头④

canner名词n.罐头制造商你能像一个装罐工人那样装一个罐头吗？SpongeBobissokindthathecanlookafterPatrickwell.海绵宝宝非常善良，他能很好地照顾派大星。情态动词表能力情态动词表能力(1)can(否定式为can’t)表示能力，“能；会”。e.g.Icanplaytheguitar.(2)could（否定式为couldn’t）can的过去式，表示过去的能力。e.g.

Lucycouldswimatfiveyearsold.—DoyouknowthesongComeon,

Haixi!—Yes,andI_________singitwell.A.must B.can C.needBIcanmakedelicioushamburgers.MayIeatone?情态动词表请求情态动词表请求①can/could/may/might委婉程度:can<may<could<might

情态动词表请求情态动词例句例句can

—Mum,it’stoohot.Can/Could/MayIswiminthelakewithmyfriends?—Yes,youcan./Sorry,youcan’t.—Can/Couldyoulendmefivepounds?—Yes,Ican./Sorry,Ican’t.肯定回答:couldmay否定回答:mightYes,sb.can.No,sb.can’t.No,sb.mustn’t.②肯否回答—Mum,it'stoohot.________Iswiminthelake?—No,you________.That'stoodangerous!A.

Should;can‘t B.

Need;mustn’tC.

Must;needn‘t D.

Could;mustn't当表示_____________时，必须用______________危险情形mustn’tD情态动词表义务must

表示义务、命令或必要，意为“必须”，强调主观看法。mustn’t

表示“不允许；禁止”之意。must主观意愿haveto客观条件情态动词表义务

must

vs

haveto同

都表示:异must没有;haveto可用于例:Shehadtodressasan11-year-oldyounggirlinyesterday’sparty.Youwillhavetostudyincollegeforyearsifyouwanttobeadoctor.义务，必须，不得不时态变化多种时态—Howdoyouusuallygotoschool?—Myschoolisfaraway.I

takethebustoschool.A.must B.might C.havetoCMust引导的一般疑问句我必须……？—MustIfinishmyhomeworknow?—Yes,you________.—No,you________.needn’tmustNo,youmustn’t.禁止表必须，肯用妈(must)答，不肯你(need)答。You

shouldnot

eatsomanyhamburgers.情态动词表建议情态动词用法例句should否定形式（shouldn’t）Theyshouldenjoythemselveswhentheyarefree.hadbetterIt’sgoingtorain.Youhadbettertakeanumbrella.应该最好hadbetterdo(原形)sth.

意为”最好做某事”，其否定式是在better后加not。Youlooktootired.You________restand________worktoomuch.A.should;should B.shouldn’t;shouldn’tC.shouldn’t;should D.should;shouldn’t1.—_______yougivemeahand?Ican'tmovetheboxbymyself.—Noproblem.A.Could B.Should C.Must D.Need2.—Mustwedoourhomeworkfirst? —No,you_______.Youmayhavearestfirst. A.mustn’t B.needn’t C.maynot D.can’tAB3.Thechildren_______playfootballontheroad.A.can’t B.can C.mustn’t D.must4.—Lily,_______

youfinishtheletterintenminutes? —Yes,Ican.A.must

B.should

C.need

D.canCD5.I_______

gonow,orI'llmissmytrain.A.can

B.might C.must

D.couldC情态动词情态动词表推测他可能很帅！他一定不帅！他肯定很帅！情态动词表推测他可能长得很帅！他肯定很帅！他一定不帅！Hemaybehandsome.Hemustbehandsome.Hecan’tbehandsome.表示推测情态动词表推测It’ssaidthatIwillwinthelottery(中彩票).A:Canitbetrue?B:Itcan’tbetrue.D:Itmay(might)betrue.C:Itmay(might)notbetrue.E:Itmustbetrue.绝对否定绝对肯定不确定小结:can’t可能性为0%，意为“不可能”。may

/

might

意为“可能”。must可能性为100%，意为“一定”。情态动词表推测情态动词意思推测程度must一定、肯定用于非常确定的推测，用于肯定句。may/might/could有可能，也许不确定的推测。can/can’t可能/不可能通常在疑问句和否定句中表推测；但can在表示理论上的可能性以及后面接“系动词+形容词”时可用于肯定句。例如：Swimmingcanbealotoffun.游泳有时会非常有意思。可能性：must＞may＞could＞might＞can’tJohn________cometoseeustonight,butheisn'tverysureyet.A.mayB.canC.hastoD.must巩固练习1.—Whoseisthedictionary?—It______beAlice’s.Lookathernameonthecover.A.can B.must C.may D.can’t2.—Lookattheyoungladyinred.IsitMrs.King? —No.It_____beher.Sheiswearingawhitedresstoday.A.can B.may C.must D.can’tBD3.—Wow....anothergift!What’sinthebox? —I’mnotsure.It________beapairofsportsshoes.A.

mustB.

mayC.

willD.

can4.—Bob,WhereisLinda