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Lesson43Hurryup!Reviewapieceofaloafofabarofabottleofapoundofhalfapoundofaquarterofapoundofatinofsoapteacheesechocolatemilkcoffeesugarbreadtobacco②复数（在容器后面变复数）两杯茶twocupsoftea用容量表示:(a+量词+of+Un.)①单数：一杯茶acupoftea不可数名词量的表示Howdoyoumakethetea?step1step2step3step4Wordscupsteapotkettleboil[bɒil]v.沸腾，烧开1.ofcourse同义词sure,certainly-MayIuseyourpen?-ofcourse,hereyouare.2.behind反义词infrontof3.find找到lookfor寻找Iam_______mywatch,ButIcan’t_____it.lookingforfind（强调结果）(强调过程)ofcourse[əv-kɔ:s]当然kettle['ketl]n.水壶behind[bi‘haind]prep.在...后面teapot[‘ti:pɒt]n.茶壶now[nau]adv.现在，此刻find[faind]v.找到boil[bɒil]v.沸腾，烧开•can/能,会/•must/必须,一定/Modalverbs情态动词can’tmustn’t不能，不会禁止，不准can/cannot1.表示能力(会)Marycanplayfootball,butshecan’tplaybasketball.2.表示请求(可以)CanIuseyourpen?Ican’tfindmine.must/mustnot1.mustn’t表示禁止(不准；不允许)Youmustn’tcrossthestreetnow.2.以must开头的疑问句，其否定回答要用needn’t(不需要).--MustIcleantheclassroomnow?--Yes,youmust.No,youneedn’t.mustnot的用法:•情态动词后接动原•其否定形式在后加not•一般疑问句形式把其提句首Modalverbs情态动词1.Samcanseethetea.(变为否定句)2.Hecanboilsomewater.（划提）3.Juliacanseesomecars.(变一般疑问句)4._____Sammakethetea?No.hecan’t.A.mustB.canC.doesD.Is5.-Musthegohomenow?-————.A.No,heneedn’tB.No,hemustn’t.Samcan’tseethetea.Whatcanhedo?CanJuliaseeanycars?