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foot写出下列名词的复数形式1.deskshirt3.window4.boxwatchboypartypolicemanpotatobusfamilyknifeleafwolftomatomanpiano2.teachercarThereisaballinthebasket.There_____apencil-caseandmanypencilsinTom’sschoolbag.A.isB.areC.haveD.beTherearealotof_____inthefridge.A.meatB.chickenC.eggsD.milkLesson29Comein,Amy!•shut[ʃʌt]v.关•=closeV.关Openthewindowandairtheroom•bedroomn.卧室•Thisbedroomistidy.•tidy['taɪdɪ]adj.整齐的，干净的untidyThisbedroom'sveryuntidy.•un-前缀，表示否定•tidy--untidy•happy--unhappy•friendly--unfriendly•clear--unclear•clothes[kləuðz]n.衣服•wardrobe['wɔ:drəub]n.衣柜puttheclothesinthewardrobe•dust[dʌst]v.掸掉灰尘dustthedressingtable.dustthedressingtableshut/ʃʌt/v.关门bedroom/‘bedruːm/n.卧室untidy/ʌn’taɪdɪ/adj.不整齐must/mʌst/modalverb必须，应该open/’əʊpən/v.打开air/eə/v.使……通风，换换空气put/pʊt/v.放置clothes/kləʊðz/n.衣服wardrobe/’wɔːdrəʊb/n.衣柜dust/dʌst/v.掸掉灰尘sweep/swi:p/v.扫WhatmustIdo?Openthewindowandairtheroom1puttheclothesinthewardrobe2makethebed3dustthedressingtable45________thewindow________thefloor________thebed________thedoor________theroom________thedressingtable________theclothesinthewardrobeopensweepmakeshutairdustputopen,sweep,make,shut,air,dust,putPractice2Whatmustyoudo?MakethebedWhatmustyoudo?Sweepthefloor.Whatmustyoudo?Puttheclothesinthewardrobe.Whatmustyoudo?Dustthedressingtable.Whatmustshedo?Openthewindow.Airtheroom.must的用法：1、must是情态动词。2、表示必须3、must后面要加动词原型。mustdo（sth）Lesson30WhatmustIdo?我应该做什么？empty/’empti/v.倒空，使……变空read/ri:d/v.读sharpen/’ʃɑːpən/v.削尖，使锋利puton/’pʊt-ɒn/穿上takeoff/’teɪk-ɒf/脱掉turnon/’tɜːn-ɒn/开（电灯）turnoff/’tɜːn-ɒf/关（电灯）OpenShutyour{handbagbookPutonTakeoffyour{clothesshoesTurnonTurnoffthe{lightrefrigeratorSweepthe{floorkitchenCleanthe{carwindowDustthe{dressingtabletableEmptythe{cupbottleReadthis{newspapermagazineSharpenthesepencils1.NO表达命令、请求、劝告、警告、禁止等的句子叫做祈使句。2.句最常用于表达命令。please句：如：Openthebook；Goout；Comein