Unit2Lesson4Grammar,Speaking,Pronunciation

Grammar&Speaking&Grammar&Speaking&PronunciationPronunciationLesson 41.You can use wood,paper and glue but you mustnt use other things.2.You must make two musical instruments with plastic bottles.3.You cant use materials from toys or real instruments.4.You must describe your building but it doesnt have to be long.5.You have to play some music with the instruments for three minutes.Review Read the sentences and complete the school rules with can/cant or have to/dont have to.情态动词本身有一定的词义情态动词本身有一定的词义,表示说话人的表示说话人的情绪、态度或语气情绪、态度或语气,但它们不能单独作谓语但它们不能单独作谓语,只能和行为动词原形一起作谓语只能和行为动词原形一起作谓语,表示完整表示完整的意思。的意思。本单元我们主要接触的情态动词有本单元我们主要接触的情态动词有:情态动词情态动词1.can(1)表示能力表示能力,意为意为“能能,会会”。Can you play tennis?(2)表示提建议或请求。表示提建议或请求。Can you pass me that book?(3)表示表示“许可许可,可以可以”,常用于口语中。常用于口语中。You can use my bike.否定式用否定式用cant.提示提示:表示表示“一定不一定不,不可能不可能”,常用常用cant,。I saw him playing football just now.He cant be in the classroom.2.must(1)表示表示“必须必须”,强调主观意愿或客观要求。强调主观意愿或客观要求。I must go now.You must finish it on time.(2)表示表示“一定一定”,表示一种可能性很大的推测表示一种可能性很大的推测,一般用于肯定句中。一般用于肯定句中。Theres someone knocking at the door.It must be Jim.(3)mustnt意为意为“不要不要”,表示禁止或不表示禁止或不允许。允许。You mustnt sit on the stairs.(4)以以must开头的一般疑问句开头的一般疑问句,肯定回答肯定回答用用must,否定回答要用否定回答要用neednt。Must I return the book now?No,you neednt./Yes,you must.3.have tohave to 表示表示“不得不；必须不得不；必须”,强调客观原强调客观原因。因。否定式用否定式用dont/doesnt have to。My mother isnt at home,so I have to cook by myself.Complete the school rules with can/cant or have to/dont have to.Answers:1.cant,have to 2.can,have to 3.can,cant 4.have to,can 5.can,cant 6.can,cantComplete the traffic rules with must/mustnt.Answers:1.must 2.mustnt 3.mustnt 4.mustnt 5.mustHave you ever visited an art museum?Can you make a list of rules about what should and should not be allowed to do there?You should You should not You cant You must What are your school rules?Talk to your partner.eat food in class use mobile phones in class get to class on time listen to music in class talk in exams sleep in class bring dictionaries to schoolUseful phrases We mustnt eat food in class.We cant use mobile phones in class.Example We can/must We cant/mustnt Its your turn!use mobile phones in classget to class on timesleep in classWe can/must We cant/mustnt bring dictionaries to school eat food in class listen to music in class1._ I water the flowers on Sunday?No,you neednt.A.Can B.Must C.May D.Shall 2.May I go swimming alone this afternoon,Dad?No,you _.It is dangerous.A.may not B.cant C.neednt D.dont BB选择填空选择填空1.在中国你必须靠右骑车。在中国你必须靠右骑车。You _ ride on the right in China.2.不必敲门不必敲门,直接进来吧。直接进来吧。You _ knock and just come in.3.我能为您效劳吗？我能为您效劳吗？What _ I do for you?must dont have to/needntcan 根据句意根据句意,用恰当的情态动词填空。用恰当的情态动词填空。【2011山东滨州山东滨州】31.Must I get up early tomorrow morning?No,_.A.you mustntB.I dont think you have toC.you cantD.you need【解析解析】考查情态动词的用法。情态动词考查情态动词的用法。情态动词must引导的一般疑问句的否定答语为引导的一般疑问句的否定答语为“No,sb.neednt./No,sb.dont have to.”故选故选B。(2010.河北省卷河北省卷)Do we have to finish our homework this afternoon?Yes,you _.A.must B.can C.may D.needA(2011四川卷四川卷)The police still havent found the lost child,but theyre doing all they _.A.can B.may C.must D.shouldA(2012陕西卷陕西卷)I _ thank you too much for all your help to my son while we were away from home.A.wont B.cant C.can D.willB(2013河南河南)26.Dad,must we wait until the light becomes green?Yes,Im afraid we_.Thats the traffic rule.A.can B.may C.have to D.needC【2013山东莱芜山东莱芜】28.Students in our school _ know shouting is not allowed in the library.A.can B.may C.must D.needC【2013江苏徐州江苏徐州】12.Can I borrow your ruler,please?Yes,you _.But you must return it to me before lunchtime.A.have B.can C.must D.used toB 发这个音的字母发这个音的字母和字母组合和字母组合a a:dad cap cat bad apple bag flag hand rabbit ant black fat has stand rat mapListen and underline the words with the/sound.I have a pet cat.Her name is Pat.At Christmas,she gets a present from my dad.Its a red hat.Is she happy about it?No!Shes sad.ei 发这个音的字母发这个音的字母和字母组合和字母组合a ai ay a:cake make name game snake gate lazy ai:rain train wait ay:day May play today way 根据发音规则，圈出下列单词中发音不根据发音规则，圈出下列单词中发音不一样的单词。一样的单词。1.face wave hat tail 2.grape plane name net 3.time tape train snake 4.rain rap cake trainListen and circle the sentences you hear.1 a)There are some snacks in the cupboard.b)There are some snakes in the cupboard.2 a)There are two cats in this room.Which one do you mean?b)There are two Kates in this room.Which one do you mean?3 a)The pan is on the right.b)The pain is on the right.Listen again and read a sentence aloud.Can your partner guess it?