Lesson29ComeinAmy!WhatmustIdo（课件）新概念英语第一册

1Lesson29~30Comein,Amy!Whatmustido？Lycka2单词积累1.shut[ʃʌt]v.关门

2.bedroom['bedrum,-ru:m]n.卧室3.untidy[ʌn'taidi]a.乱，不整齐4.must[mʌst]modalverb.必须，应该5.open['əupən]v.打开6.air[eə]v.使…通风，换换空气7.put[put]v.放置8.clothes[kləuðz]n.衣服9.wardrobe['wɔdrəub]n.大衣柜10.dust[dʌst]v.掸掉灰尘11.sweep[swi:p]v.扫

12.empty['empti]v.倒空，使…变空13.read[ri:d]v.读14.sharpen['ʃɑ:pən]v.削尖，使锋利15.puton[put'ɔn]穿上16.takeoff脱掉17.turnon[tə:nɔn]开(电灯)18.turnoff[tə:nɔf]关(电灯)3GAMETIME击鼓传花，争做小老师41.Areyoualazy(懒惰的)kid?5Thisbedroom'sveryuntidy.6WhatmustIdo?7Openthewindowandairtheroom.18puttheclothesinthewardrobe29makethebed310dustthedressingtable411sweepthefloor512Thisbedroomisveryclean.NOW13HowmustAmycleanthefloor?14Mrs.Jones:Comein,Amy.

Shutthedoor,please.

Thisbedroom’sveryuntidy.

Amy:WhatmustIdo,Mrs.Jones?15Mrs.Jones:1.Openthewindowandairtheroom.2.Thenputtheseclothesinthewardrobe.3.Thenmakethebed.4.Dustthedressingtable.5.Thensweepthefloor.16GAMETIME角色扮演17openthewindowairtheroomputtheclothesinthewardorbemakethebeddustthedressingtablesweepthefloor18Summarymust是情态动词，直接加动词原形，若出现musttobedone的话，就是表示被动，意为“必须被做……”一.Must表示“必须”。Youmusttalktothemabouttheirstudy.你必须同他们谈谈关于他们学习的事。二.在否定结构中表不许。Youmustn'tleavehere.你不能离开这儿。三.表坚定的建议。YoumustcomeandseeusassoonasyougettoShanghai.一到上海你得马上来看我们。四.表推测，暗含有很大的可能性，用在肯定句。Hemustbeill.Helookssopale.他肯定是病了。他的脸色那么苍白。注意：may暗含的可能性较小。must暗含的可能性较大。否定的猜测用can'tThebabycan'tbeill.Heissoactive.那宝宝不大可能是病了。他那么活跃。19Summary1.用于表达命令、请求、劝告、警告、禁止等的句子叫做祈使句。2.祈使句最常用于表达命令。祈使句：