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SectionB(1a-1d)任务:选词填空1.Nowyoumust(must/can)stopyourcarwhenthetrafficlightsturnred.2.Afteralongwalk,theoldmanmust(can/must)betirednow.3.—Someonewillcometoourmusicclubtomorrow.Iguessit’sMary.—Itcan’t(mustn’t/can’t)beMary.SheleftforEnglandyesterdayandwillstaythereforaweek.4.—IsMr.Browndrivinghere?—I’mnotsure.Hemay(may/must)comebytrain.5.—Canwerunacrosstheroadnow?—No,wemustn’t(couldn’t/mustn’t).Wehavetowaituntilthelightsturngreen.1.TheTomsmustbepopular.汤姆乐队一定很受欢迎。剖析must在此处表推测,意为“一定,必定”。Thelightison.Marymustbein.灯亮着,玛丽一定在里面。肯定句中must(一定),may(可能),might/could(也许,或许)ItmustbeLiLing’s.Ithashernameonit.它一定是李玲的,上面有她的名字。TheguitarmaybelongtoAlice.Sheplaystheguitar.这把吉他可能是爱丽丝的,她弹吉他。否定句中can’t/couldn’t(不可能),maynot/mightnot(可能不)Itcan’tbetheheadmaster.HehasgonetoAmerica.不可能是校长。他去美国了。Hemaynotknowtheman.他可能不认识这个人。疑问句中can/could(能……吗)Can/Couldhefinishthetask?他能完成任务吗?拓展①情态动词表推测的三种句式②情态动词表推测的三种时态对将来情况的推测情态动词+动词原形Shemayarrivebefore5:00.她可能5点前到。对现在情况的推测情态动词+be或情态动词+bedoingHemustbelisteningtotheradionow.他现在一定正在听收音机。对过去情况的推测情态动词+have+过去分词Itmusthaverainedlastnight.Thegroundiswet.昨晚肯定下雨了,地面湿了。2.ListeningtoTheTomsisagoodwaytowakeup.听汤姆乐队的音乐是醒来的一个好方法。剖析listeningtoTheToms是动词-ing短语作主语,谓语动词用第三人称单数形式。Eatingtoomuchisn’tgoodforyou.吃得太多对你没有好处。listen“听”,为不及物动词,不直接跟宾语,强调听的动作Listen!Whoissinging?听!谁在唱歌?listento“听”,强调听的动作,后跟宾语IlearnEnglishbylisteningtotapes.我通过听录音磁带来学习英语。hear“听到”,强调听的结果TheroomissonoisythatIcan’thearanything.屋子里太吵闹,我什么也听不到。sound“听起来”,为连系动词,后跟形容词或从句Themusicsoundsbeautiful.这音乐听起来很美。辨析:listen,listento,hear与sound