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初中英语之情态动词
1、情态动词的特征
1、有一定的词义,但不能单独做谓语,必须和行为动词或系动词连用构成谓语
2、无人称和数的变化(haveto除外)如Hemuststayhere.Hehastostayhere.
3、情态动词后接动词原形如Shemayloseherway.
4、具有助动词的作用,可用来构成否定句、疑问句及用于简明答语如—CanyousinganEnglishsong—一YesIcan.
2、情态动词的用法
1、can/could
(1)表能力“能,会”≈beabletoEgCanyouplaybasketball
(2)表怀疑、猜测“可能”(常用于否定句或疑问句中)→can’t不可能Eg.Shecan’tbeintheroom.3表请求或允许“可以”(多用于口语中)Eg.Youcangonow.—CanIcomein—Yesyoucan./Noyoucan’t.★注以can开头的一般疑问句,其肯定回答和否定回答分别用can和can’t▲beableto表某一特定情况下成功做到某事
2、may/might1表怀疑、猜测“可能”常用于肯定句中→maynot可能不Eg.Hemaycomebacktomorrow.→Hemaynotcomebacktomorrow.2表请求或许可“可以”Eg.—MayIcomein—YesyoucanNoyoucan’t/mustn’t.★注may表请求,用于主语为第一人陈的一般疑问句时,其否定回答用must’t或can’t不用maynot译为“不可以、不许、禁止”▲maybe与maybeMaybe常置于句首=perhaps,maybe常置于句中≈be如Maybeheisastudent.Hemaybeastudent.
3、Must1表猜测“一定”(一般用于肯定句)→否定can’t“不可能”—Thereissomeoneknockingonthedoor—ItmustbeJune.→否定Itcan’tbeJune.2表“必须”→否定needn’t/don’thavetoEg.Youmustfinishtheworktoday.→否定Youneedn’tfinishtheworktoday.—MustIgotherewithyou—Yes,youmust.Noyouneedn’t/don’thaveto★注—MustI……—Yes,youmust.Noyouneedn’t/don’thaveto▲must与havetohave/hasto强调客观需要“必须,不得不”Must表主管意愿“必须”
4、should表义务、责任“应当”=oughttodo否定:oughtnottodoEg.Asstudentsweshouldstudyhard.
5、Shall用于第一人称,表征求意见、询问ShallIopenthedoor用于第
二、三人称,表警告、名利、允诺等Youshallhandinyourpaperswhenthebellrings.
6、need1作实义动词有人称和数的变化,可用于肯定、否定或疑问句EgHeneedstofinishtheworkwithhissister.→Hedoesn’tneedto……→Doesheneedtofinish……?▲主动形式表被动意义needdoing=needtobedoneEg.Thebikeneedstoberepaired.=thebikeneedsrepairing.
(2)作情态动词无人称和数的变化;只用于否定句或疑问句中EgHeneedn’tgotherenow.★注—Needhegotherenow—Yeshemust./Noyouneedn’t.
7、Will用于第二人称,表询问、请求,也可表示现在的意愿,如Willyoupassmethebook
8、would用于表示过去的意愿或委婉的询问,如Wouldyoutellmethewaytothepostoffice2014年全国部分省市中考英语试题汇编单项选择—情态动词和系动词
一、情态动词【2014铜仁】—MustIwatertheflowersnowmum—Noyou.Youdoitlater.A.mustn’t;mustB.mustn’t;mayC.needn’t;mayD.needn’t;must【答案】【2014连云港】—Iknowbywhattimeyouwanttheprojecttobedone—Bythedayaftertomorrow.youfinishitontimeA.May;CanB.Must;NeedC.Could;MustD.Need;Would【答案】A【2014长沙】—Who’ssinginginthegarden—ItbeMr.Brown.Healwayspracticessingingatthistime.A.mustB.can’tC.need【答案】A【2014河北】I______followyou.WouldyoupleaserepeatitA.can’tB.mustn’tC.needn’tD.shouldn’t【答案】A【2014北京】—MustIhandinmyhomeworknowMr.Smith—Noyou_______.A.can’tB.shouldn’tC.wouldn’tD.needn’t【答案】D【2014扬州】—ExcusememayIkeepthebookalittlelonger—Sorry.You________returnittoday.A.mustB.mustn’tC.canD.can’t【答案】A【2014黔西南州】—IsthemanoverthereMr.Brown—It______him.HehasgonetoBraziltowatchthe2014FIFAWorldCup.A.maynotB.can’tbeC.shouldn’tD.mustn’t【答案】B【2014重庆市A】Children_______sitinthefrontseatofacar.It’stoodangerous.A.needB.needn’tC.mustD.mustn’t【答案】D【2014安徽】—Iforgottobringmydictionary.CouldIuseyours—Yesyou______.A.canB.mustC.couldD.should【答案】A[来源:学科网ZXXK]【2014重庆市B】Themanisfeelingmuchbetternowsoyou______calladoctor.A.needn’tB.can’tC.mustn’tD.shouldn’t【答案】A【2014杭州】Ifyou_____smokepleasegooutside.A.canB.mayC.mustD.might【答案】【2014东营】Afteryoureadthearticle“Whyfastfoodisslowlykillingyou”youstopeatingfastfood.A.canB.mayC.havetoD.should【答案】B【2014天津】Lookatthe“Noparking”sign.You_____parkyourcarhere.A.shouldB.mustC.needn’tD.mustn’t【答案】D【2014南昌】We______paytogetintotheconcert.Itsfree.A.can’tB.mustn’tC.mightnotD.don’thaveto【答案】D【2014苏州】—MayItakethismagazineoutofthereadingroom—Noyou_______.Youreaditinhere.A.mightn’tB.won’tC.needn’tD.mustn’t【答案】D【2014宁波】—_______youleavenowYouonlyarrivedhereanhourago.—Sorrybutsomuchhomeworkiswaitingforme.A.MayB.MustC.CanD.Might【答案】B【2014甘肃白银】—MustIgotolawschoolandbealawyerlikeyoudad—Noyou_______son.You’refreetomakeyourowndecision.[来源:学科网ZXXK]A.can’tB.mustn’tC.shouldn’tD.needn’t【答案】D【2014丽水】Hereismyphonenumber.You_______callmeanytimeyoulike.A.mustB.canC.shouldD.need【答案】B【2014绍兴】—Let’sgoclimbingshallwe—You_______bejoking!Don’tyouknowI’mafraidofhighplacesA.mayB.canC.mustD.should【答案】C【2014台州】—Areyouinterestedinshoppingonline—Notsomuch.We_______seerealproductsbutpictures.A.shouldn’tB.can’tC.mustn’tD.needn’t【答案】B【2014泰安】—Couldyoupleasehaveawalkwithme—SorryI_______.Ihavesomethingimportanttodonow.[来源:Zxxk.Com]A.mustn’tB.needn’tC.can’tD.maynot【答案】C【2014威海】—BobwhereisLinda—She_______beinthelibrarybutIamnotsure.A.mustB.mayC.needD.hasto【答案】B【2014滨州】—Mustwetakeoutthetrashnow—_______.Youcandoitafterclass.A.YesyoumustB.Noyoucan’tC.YesyoumayD.Noyouneedn’t[来源:学科网]【答案】D【2014德州】—LinglingcanIuseyoure-dictionary—Sure.Butyou_______returnitafterclass.A.mustB.canC.mayD.would【答案】A【2014菏泽】—Looksomeoneleftabook.—Ohyeah…Thisbook_______beKitty’s.Onlyshelikestoreadthiskindofbooks.A.canB.mustC.mayD.might【答案】B【2014聊城】—Isthelong-hairedmanBruce[来源:学|科|网]—Noit_______behim.He’sinNewYorknow.A.can’tB.mustn’tC.needn’tD.maynot【答案】A【2014潍坊】People_______waituntilthetrafficbecomesgreen.That’sthetrafficrule.A.mustB.canC.needD.may【答案】A
二、系动词【2014潍坊】—Whatwillasciencemuseumbelikeifyouareaskedtobuildone—Ihopeitwill_______likeabook.A.tasteB.soundC.lookD.smell【答案】C【2014昆明】—Themedicine_______awful.Ican’tstandit.[来源:Zxxk.Com]—IknowJimmy.Butit’shelpfulforyou.A.tastesB.eatsC.drinksD.takes【答案】A【2014河北】Momiscookingdinner.It______sonice.A.smellsB.tastesC.feelsD.sounds【答案】A【2014安徽】MumwhatareyoucookingIt______sosweet.A.tastesB.feelsC.soundsD.smells【答案】D【2014湖北咸宁】—Whatareyougoingtodothisweekend—ItogetherwithmyclassmatesgoingtoclimbMountQian.A.isB.amC.areD.were【答案】B【2014宁波】Thiskindofpeachlooksreallynicebutit_______verysour.A.tastesB.looksC.feelsD.sounds【答案】A【2014德州】Thevegetablesoup_______delicious.CanIhavemoreA.looksB.tastesC.soundsD.feels【答案】B【2014丽水】Theskirt_______asifitismadeofsilk.A.soundsB.tastesC.feelsD.smells【答案】C【2014泰安】—What_______thenumberofthestudentsinyourschool—Abouttwothousand.Anumberofthem_______fromthecountryside.A.is;areB.is:isC.are;isD.are:are【答案】A【2014湖州】Listenthecountrymusic______sosweet.A.smellsB.soundsC.feelsD.looks【答案】B【2014聊城】Ilikethedressverymuch.It_______comfortable.A.feelsB.tastesC.soundsD.smells【答案】A【2014菏泽】—HowdoyoulikethefishIcookedforyou—Ihaven’thadityet.Howeverit_______good.A.smellsB.tastesC.soundsD.feels【答案】A。