2022年人教版九年级中考语法讲解和练习-情态动词（无答案）

2022年人教版九年级中考语法讲解和练习情态动词1.can(could)1）表示能力，could主要指过去的能力。Shecandancewellbuttwoyearsagoshecouldn’tdanceatall.2）表示推测“可能”多用于否定句和疑问句。用于肯定句时表示（理论上或是逻辑判断上）。Could表示可能性更小。Hecan’t(couldn’t)haveenoughmoneyforanewcar.

3）表示请求允许。“可以”Could语气更加委婉。Can(could)Ihavealookatyournewpen?

2.may(might)1）表允许，might可以指过去时间，也可指现在时间，语气更委婉。多用于否定句和疑问句Youmaytakewhateveryoulike.

May(Might)Iaskforaphotoofyourbaby?

在回答以may引起的问句时，多避免用这个词，而用其它方式肯定回答：Yes,please./Certainly./sure/yes，youcan.否定回答：No,youcan’t./Pleasedon’t./You’dbetternot./No,youmustn’t.must1）表示义务。意为“必须”（主观意志）。Wemustdoeverythingstepbystep.

以must引起的问句。肯定回答：Yes,youmust.否定回答：No,youneedn’t./No,youdon’thaveto.

No,youdon’tneedto./You’dbetternot.注意：不必。一般不用mustn’t。mustn’t表示禁止。4.shall1）表征询意见，用于第一、第三人称疑问句。ShallIgetyousometea?

2）表说话人的意愿，有“命令、允诺、警告、决心”等意思，用于第二、第三人称陈述句。YoushalldoasIsay.

（命令）Heshallbesorryforitoneday,Itellyou.

（警告）5.will1）表意愿，用于各种人称陈述句。Iwilldoanythingforyou.

2）表请求，用于疑问句。Willyouclosethewindow?It’sabitcold.

3）表示某种倾向或习惯性动作。Fishwilldieoutofwater.

6.would（will的过去式）1）表意愿。Theywouldnotlethiminbecausehewaspoorlydressed.

2）表委婉提出请求、建议或看法。Wouldyoumindcleaningthewindow?

3）表过去反复发生的动作或过去的一种倾向。Everytimeshewasintrouble,shewouldgotohimforhelp.

7.should1）表义务。意为“应该”（某件事宜于做），用于各种人称。Youshouldn’twasteanytime.

2）表推测，意为“想必一定、照说应该、估计”等。Thefilmshouldbeverygoodasitisstarringfirst-classactors.

8.need作情态动词的用法：1）need用作情态动词时表“必须必要”的意思,后直接跟动词原型,且need无人称、数的变化。need用作情态动词时常用于否定句和疑问句中.Needhebringhislaptoptomorrow?明天他必须带他的笔记本过来吗?Youneedn'tworryaboutitbecauseit'snotyourfault.行啦,你不必担心的因为那不是你的错.注意:need与must引导的一般疑问句的否定回答时一样的。need作实意动词的用法：1）need+something需要某物Ineedsomefruitstoeat.我需要些水果来吃.2）needtodosomething需要做某事Youdon'tneedtohavethebikerepairedrightaway.3）needsomebodytodosomething需要某人做某事注意：1.can和beableto情态动词can只有两种时态形式，现在式can和过去式could，而beableto有多种时态形式。Marycanplaythepiano.Shehasbeenabletoplayitsinceshewas5.用在过去时中，could经常表示能够做某事，事实上不一定去做。而was∕wereableto则表示“过去做成了某事”。在否定句中两者可通用。YesterdayIwasabletogethomebeforetheheavyrain.

2.must和havetomust表示主观意志，而haveto表示由于客观因素不得不做某事。must没有过去式。Itoldherthatshemustgiveupsmoking.

Wehadtogeteverythingreadythatnight.

3.表猜测肯定推测：mustShemustbeLily.否定推测：can’tIfTomdidn'tleavehereuntilfiveo'clock,hecan'tbehomeyet.不确定：mayShemaybeinWuhan.对点练习()1.–_____Itakesomephotosinthehall?–No,you_____.A.Can;needn’t B.Must;mustn’tC.Could;won’tD.May;mustn’t()2.–Look!Amaniscuttingtreesonthemoon–It_____betrue.Thereisnoaironthemoon.A.can’t B.maynot C.shouldn’t D.mustn’t()3.–Whoseexampaperisit?–It_____beTom’s.Healwaysforgetstowritehisnameonit.A.can’tB.must C.shouldn’t D.may()4.–Guesswhat!Ourteamwontheschoolbasketballmatch.–Congratulations!You_____beveryproud.A.can B.may C.must D.would()5.–MustIstayherewithyou?–No,you_____.Youmaygohome,butyou_____gotothecybercafe（网吧）.A.mustn’t;needn’t B.needn’t;mustn’tC.must;need D.need;must()6.–IsMr.Whiteinhisofficenow?–No,he_____there.I_____himintheclassroomjustnow.A.maybe;saw B.can’tbe;seeC.mustn’tbe;see D.can’tbe;saw()7.–Howmanyfriendswillcometoyour_____birthday?–About_____.A.fifteen;fifteen B.fifteenth;fifteenthC.fifteen;fifteenth D.fifteenth;fifteen()8.–MustItaketheborrowedbookbacktotheschoollibrarynow?–No,you_____.Youcan_____itforanotherone_____andahalf.A.shouldnot;take;week B.cannot;keep;weeksC.maynot;take;weeks D.needn’t;keep;week()9.–Canyouseethebasketballunderthechair?It_____belongtoJack.–It_____beJack’sbecauseheneverplaysbasketball.A.may;mustn’t B.can;can’t C.might;can’t D.should;mustn’t()10.I’mgladIhavemyownroominmyhouse.I______doallIlikeinit.A.can B.must C.will D.need()11.–_____Ihaveyourname,please?–Yes,Michael.M-I-C-H-A-E-L.A.Must B.Will C.May D.Need()12.–MayIgotothecinema,dad?–No,you________.Youmustfinishyourhomeworkfirst.A.mustn't B.won't C.don't D.needn't()13.Susan'sparentshaveboughtalargehousewithaswimmingpool.It____beveryexpensive.A.must B.can C.mustn't D.can't()14.–Canyougoswimmingwithusthisafternoon?–Sorry,Ican't.I______takecareof