七年级英语下册情态动词拔高课讲义（新版）人教新目标版

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1、情态动词拔高课（讲义）一、情态动词基本特征Icanplaythedrumsverywell.ShemustspendanhourreadingEnglisheveryday.ThatboymaybeLinda’sbrother.情态动词属于，不能单独构成谓语，后面要接动词，并且只能接。没有人称，时态和数的变化。用来表达说话人的情绪，态度或语气。练习：()—Whatcanshedo?—Shecan_guitar.A.playB.playtheC.playstheD.playing()Thegirli

2、nredmaymyoldfriend,Jane.A.amB.isC.beD.are()Maryathometonightbecauseshealotofclothestowash.A.may;hasB.maybe;haveC.must;hasD.maybe;has二、句式转换IcanswimsoIwanttojointheswimmingclub.Ican’tgotothecinemawithyoutomorrow.Canyouplaytheguitar?含有情态动词的句子，变否定句时直接在后加n

3、ot；变为一般疑问句时，把提到句首。练习：Hecanstayfordinnertonight.（变为一般疑问句）Imaygotothecountrysidenextmonth.（变为否定句）Myfriendcanjointhemusicclub.（就划线部分提问）WemustarriveinHenantomorrow.（就划线部分提问）三、情态动词总结can1.能够，会MysistercanspeakEnglishquitewell.ButIcan’tspeakEnglishatall.can可以

4、用来描述某人具有某种。2.可以Youcangohomenow.Youcantakethisbookawayifyoulikeit.can可以用来表示一种_。3.可以……吗？Canyoupassmespieceofpaper?CanIstayatmyfriend’shometonight?can可以用来表示，并且通常对于关系亲近的人。肯定回答用Yes,sbcan.否定回答用No,sbcan’t.could1.能够，会IcouldridethebicyclewhenIwasseven.Hecoulds

5、wimwhenhewasalittlechild.用来描述某人具有某种能力，用于。—ThelittlegirlspeakFrenchverywell.—IspeakafewFrenchwhenIwasyoung,butIforgetallnow.2.……可以吗Couldyouhelpmemovetheheavybox?CouldIhavealookatyourfamilyphotos?could可以用来表示，口气比can委婉。回答时，与can相同肯定回答用Yes,sbcan.否定回答用No,sbc

6、an’t.()—CouldIborrowyourruler,please?—Yes,you_.Butyoumustreturnitbeforelunchtime.A.havetoB.canC.mustD.couldB.needTinaneedstogetsomesleep.Idon’tneedtogohomeyet—it’sstillearly.Heneededtofinishtheworkyesterday.need作实义动词，有人称，时态的变化。接动词时，用动词不定式。—NeedIcomehe

7、rebeforeeighttomorrowmorning?—No,youneedn’t.need也可作情态动词，常用于否定句和疑问句中，needn’t翻译为“没必要”。练习：判断下列句子中的need属于实义动词还是情态动词Andyneedstohavearest.NeedIpayhimavisit?Youneedn’tgetheresoearly.mustv.必须Tom,youmustlistentoyourteacheratschool.Wemuststopwhenthetrafficlight

8、isred.Imustkeepthehabitofgoingtobedearly.must常用来表达一种或者一种。haveto“不得不，必须”—Doyouwanttoplaybasketballwithusafterschool?—I’dloveto,butIhavetofinishmyhomeworkfirst.Ihadtoleaveatthattime.（变为否定句）Shehastolookafterherlittlebrothertoday.（变为一般疑问句）must&hav