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第二版语法透视情态动词can,may,must,need【热身训练1】Ⅰ.用can,may,must及其否定形式填空。1.—_______yourbrotherspeakEnglishverywell?—No,he________.2.—________youplaytennis?—Yes,I________.Cancan’tCancan3.Theboxistooheavy.Tom_______moveit.4.—Whataboutseeinganewfilmthisevening?—IamafraidI_______.I_______finishmyhomeworkfirst.5.It’snearly9:00pm.We______leavenow.6.—______Icomein,please?—Yes,youmay.can’tcan’tmustmustMay7.LittleTomisonlythree.He________readorwrite,buthe________singanddance.8.Look,theredlightison.We________stopatonce.mustcan’tcan【词义提示】mustn’t不准，不可以，禁止；needn’t不必要通常用于must问句的否定回答。1.Timeisflying.We________wasteourtime.2.You________beafraidofthedifficulty.We’llgiveyouahand.Ⅱ.选用mustn’t和needn’t填空。mustn’tneedn’t3.—MustIhandinmyhomeworktomorrow?—No,you________.Youmayhanditinthedayaftertomorrow.4.Tom,you________readinthemoonlight.It’sbadforyoureyes.5.You________worrysomuch.I’msurehe’llbewellsoon.6.You________writetomeifyoudon’thavetime.needn’tmustn’tneedn’tneedn’t7.You________run.I’msureyouwon’tbelate.8.You________forgettocallmewhenyouarrivethere.needn’tmustn’t【融会贯通】情态动词是用于表示说话人的某种情感或语气的动词，可用来表示请求、允诺、愿望、命令、能力、需要、拒绝等情感和态度。情态动词有以下特点：有词义但不完整；不能单独作谓语，必须和主要动词一起构成谓语；没有人称和数的变化。★肯定句：主语+情态动词+主要动词+其他。★否定句：主语+情态动词+not+主要动词+其他。★一般疑问句：情态动词+主语+主要动词+其他?肯定回答：Yes,主语+情态动词；否定回答：No,主语+情态动词与not的缩写。★特殊疑问句：疑问词+情态动词+主语+主要动词+其他?常用的情态动词有can/could表示“能力”；may/might表示“允许”；must表示“不可推卸的责任”；needn’t表示“没有义务”；will/would表示“预告”；should/oughtto表示“不可推卸的义务和责任”。can,may,must表推测的用法区别【热身训练2】用can,may,must的肯定或否定形式填空。1.He________beathome,becausethelightinhisroomison.2.—______itbeTomintheplayground?—No,it_______behim.Heneverwearsredclothes.3.Linda______beatthelibrary,butIamnotsure.mustCancan’tmay【融会贯通】can,may,must都可以表示“推测”，但用法有区别，具体如下:★can表推测时语气比较强，其否定形式译成“不可能”。一般只用于疑问句或否定句中。★may表推测时语气很弱，表示说话者没什么把握，不敢确信，所以一般译成“也许”或“大概”。它可以用于各种句式中。★must表推测时语气很强，表示说话者很有把握，一般译成“肯定”或“一定”。一般只用在肯定句中。Language操练广场Ⅰ.用can,can’t,must,mustn’t,needn’t,may填空。1.—Mustwegobackatonce?—No,you________.2._______yougetonwellwithyourclassmates?3.Mysonisill.I________takecareofhimathome.4.—Yourshoesaresodirty.___________Iwashthemforyou?—No,I______washthembymyself.needn’tCanmustNeed/Maycan5.ZhangXiaoalwaysgetstoschoolearly.She________beintheclassroomnow.6.—What________Idoforyou?—I’dlikeacupoftea.7.We________workhardatallthesubjects.8.You________stayupsolate.You_______getupontimetomorrow.9.You________finishyourhomeworkbeforedinner,or(否则)you_______havedinner.10.—___________Icomein?—Yes,comein,please.mustMay/Cancanmustmustn’tcan’tmustcan’tⅡ.单项填空。从A、B、C、D中选出可以填入空白处的最佳选项。1.—Whereismyumbrella?—It’sfinetoday.You_______takeanumbrellawithyou.A.can’tB.needn’tC.mustn’tD.must2.Look!These________bedinosaureggsbecausetheyaresobig.A.mustB.can’tC.havetoD.mustn’t3.There________manyanimalsontheisland.A.maybeB.maybehaveC.mayhaveD.maybe4.You________learnEnglishwell,I’msure,withoutopeningyourmouth.A.needn’tB.can’tC.mustn’tD.can5.—MustIwriteallthewordsdownnow?—No,you________.A.mustB.can’tC.won’tD.needn’t6.—MayIhaveapear,Mum?—Certainly.Butyou________washyourhandsfirst.A.mustn’tB.mustC.can’tD.needn’t7.—CouldIlookatyourpicture?—Yes,ofcourseyou________.A.couldB.canC.willD.might8.You_______goandaskMeimei.She_______knowtheanswer.A.must;can’tB.mustn’t;mayC.need;can’tD.can;may9.You________worryaboutme.It’snothingserious.A.canB.mustn’tC.needn’tD.must10.—There’ssomebodyatthedoor.Who______itbe?Isitthepostman?—No,it______behim.It’sjustseveno’clock.It’stooearly.A.may;can’tB.will;won’tC.may;mustn’tD.must;maynotⅢ.下列各句中的划线情态动词有用法错误，请改正。1.Excuseme.MustIhavealookatyourphotos?_________________2.Thisisareadingroom.Lookatthesign.Youmaynotsinghere.______________3.Hello,thisisDean.WillIspeaktotheheadmaster,please?______________Must→Can/Maymay→mustWill→Can4.Youmustn’thurry.Thereisalotoftime._______________5.—NeedIknockatthedoorbeforeIcomein?—Yes,youmust._______________Need→Mustmustn’t→needn’tⅣ.把下列句子译成英语。1.我可以坐在这里吗？________________________________2.她现在不可能在那里。________________________________3.你不许把它拿走。________________________________4.我必须现在就把它完成吗？________________________________5.你不必担心他，他能照顾好自己。__________________________________________________________Youneedn’tworryabouthim.Hecanlookafterhimself.MayIsithere?Shecan’tbetherenow.Youmustn’ttakeitaway.MustIfinishitnow?can,needn’t,may,must,mustn’tⅤ.根据短文内容，从方框中选择适当的情态动词填空。(可重复使用)DearMumYou(1)________worryaboutmeatall.I(2)_______takecareofmyself.Ifoundaparttimejob,andI(3)_______earntendollarsaday.needn’tcancanTherearemanyrulesinournewschool.Letmetellyouaboutthem.We(4)_______getupat6:30everymorning.We(5)________stayoutofschoolafter9:00pm.Theteachersalwaystellusthatwe(6)________workhardatallthesubjects.Howaboutyou?Mum.(7)______youwritetomesoon?(8)________youbehappy!Love,JaneMaymustmustn’tmustCan阅读广场第三版A篇1-5CADBA6-10BCDBAB篇1-5CADCBC篇1-5CCDBDD篇1-5CCADB第四版听说训练(5)Ⅰ.听录音，在A、B、C选项中选出你听到的句子。(句子念两遍)1.A.Canyoutype?B.Canyoufly?C.Canyouspell?2.A.LisacancountB.Lisacannotcount.C.Lisacannotshout.3.A.Sir,youmaysmokethere.B.Sir,youmustnotsmokehere.C.Sir,youmustnotskihere.Ⅱ.听录音，在A、B、C选项中选出与你听到句子意思最相近的句子。(句子念两遍)4.A.Theyarereallywings.B.Theyarethesameaswin