1.这是谁的排球?_______________isthis?这一定是卡拉的。她热爱排球运动。It_____be_______.Shelovesvolleyball.WhosevolleyballmustCarla’sFillintheblanks.2.这是谁的发带？______________isthis?它可能是梅的发带。或者可能属于琳达。她们两人都是长头发。It______beMei’shairband.Orit______belongtoLinda.They_____havelonghair.couldmightbothWhosehairband3.那晚你看见了什么？_____didyouseethatnight?我不确定，但肯定不可能是狗。它更大。我想也许是一头熊或一匹狼。I’m_______,butit________adog.Itwasbigger.Ithinkit________abearorawolf.Whatnotsurecan’tbemightbe（1）情态动词must，can，could，may和might均可表示推测，它们可以对过去、现在或将来的情况作出语气强弱不同的推测。合作探究1确定的推测含义不确定的推测(可能性依次减弱)含义肯定句must一定；必定could＞may＞might可能否定句can’t不可能maynot＞mightnot不大可能can和could也可以用于疑问句中表示推测。e.g.Theyhavebeenworkinghardallday.Theymustbetired.Samcan’tbeathomenow,forIsawhimgoingshoppingjustnow.Atthattimewethoughtthestorycouldnotbetrue.WhatcanNealpossiblymean?WhynotaskPaulforhelp?Hemayknowtheanswer.TheyallsaidthatAdammightcomehomebeforeChristmas.Don’tbesosure.Hemightnothelpusthistime.情态动词表示推测有以下几种结构表示:情态动词+do/be(表示对现在或将来的动作或状态推测)bedoing(表示对正在发生的事情推测)havedone(表示对过去发生的事情推测)must表推测时不用否定形式，如果用否定，mustn’t表示“禁止；不许”，而不表示推测。表示“一定不会”用can’tbe。单词词性含义用法例句sleep名词睡眠不可数名词Justliedownandgetenoughsleep.一次睡眠；一段睡眠时间前可加aI’llgoupstairsandhaveasleep.动词睡觉；睡不及物动词Didyousleepwelllastnight?合作探究2单词词性含义用法例句sleepy形容词困倦的；瞌睡的既能作定语，也能作表语Doyouknowthesleepygirl?I’mtoosleepytofinishmyreport.asleep形容词睡着的通常作表语；常和be或fall搭配使用IfIamasleeponthebus,pleasewakemeupwhenyougetoffthebus.根据句意，选用sleep,sleepy或asleep填空，有的需要变换形式。1)I________atmysister’shouselastweek.2)Billwasverytired,sohefell________soon.3)Theheatinthehousemadeher________.4)Imustgetsome________—I’mtootired.asleepsleepysleepslept4aChoosethebestwaytocompleteeachsentenceusingthewordsinbrackets.1.A:Where’sJean?B:I’mnotsure.She__________(is/mightbe/mustbe)inthelaboratory.mightben.实验室2.A:Everyoneisgoingtothepoolafterschool.B:Really?It________(mustbe/can’tbe/couldbe)hotoutdoors.mustbe表示“位移”的动词用现在进行时态表将来，例如：go去,come来,leave离开,arrive到达,return回来,fly飞。adv.在户外，在野外e.g.Iamcoming.=Iwillcome.HeisleavingforParis.=HewillleaveforParis.3.A:That’sthephone.B:Hmm.Iwonderwhoit__________(mustbe/couldbe/shouldbe).couldbe4.A:IwonderifthereareJim’sglasses.B:They_________(can’tbe/mightbe/couldbe)his.Hedoesn’twearglasses.can’tbewonderv.“想知道”(wanttoknow)Nowonder+句子，“难怪.....”e.g.Nowonderyouareangry.难怪你会生气。5.A:Ihearwaterrunninginthebathroom.B:It_________________(couldbe/mustbe/can’tbe)Carla.Shewasthinkingoftakingashower.couldbe/mustbe1.A:Manypeoplearewearingcoats.B:Theweathermustbe_________________________.2.A:Sallyhasbeencoughingalot.B:Shemightbe____________________.gettingcolder/coldoutsidehavingasorethroat/ill4bCompletetheseresponses.n.外套3.A:Thisrestaurantisalwaysverycrowded.B:Thefood________________.4.A:WheneverItrytoreadthisbook,Ifeelsleepy.B:Itcan’t_______________.mustbedeliciousbethatboringadj.困的Lookatthispictureofaroom.Howmuchcanyoutellaboutthepersonwholiveshere?Isitaboyoragirl?Whatarehis/herhobbies?Discussyourideaswithapartner.4cItcouldbeagirl’sroombecauseit’sverytidy.Iguessso.Butitmightbeaboy’sroombecausetheclotheslooklikeboys’clothes.Itcould/might/can’tbe...because...Iguessso/Idon’tthinkso.Butitmight/could/mustbe...because…选择填空1.—Didyoudo_______thisSunday?—No,Ididmyhomeworkathomeasusual.A.somethingspecialB.anythingspecialC.specialsomethingD.specialanything2.---Whatisbehindthattree?---Theremustbeadog_______besideit.A.sitB.satC.tositD.sitting3.Thisshirt_______beLiLei’s.Itistoobigforhim.A.can’tB.mustC.couldD.mightBDA4.---Therearesomeboys______basketballoverthere.---Let'sgoandjointhem.A.areplayingB.playingC.toplayD.play5.—Whatdoesyourfatherdo,Lily?—Heis_____.Hisjobistomakesurethatdriversobeythetrafficrules.A.anactorB.apolicemanC.awaiterD.areporterBB•1.完成练习册相应的内容•2.完成下一课时预习任务
