广东省东莞市寮步宏伟中学七年级英语下册 Unit 4 Don’t eat in class预习案2（无答案）（新版）人教新目标版

Unit 4 Dont eat in class 【预习范围】：Page20 and Page21【预习目标】：了解这两页的基本句型。并能进行简单的造句或翻译。 掌握这两页的单词和短语，并能进行简单的造句。【预习内容】：.Translate the words .1.必须 2.外面的 3. 穿，戴 _ 4. 不得不 5.重要的 6.外出 _ 7.安静的 8. 制服 .Translate the phrases.1.wear a hat 2.eat outside _ 3.a lot of _ 4.be quiet 5.first day 6.be late for class 7.wear a school uniform .Translate the sentences. Can we eat in the dining hall? Do you have to wear a uniform at school? John, you have to wear sports shoes for gym class. What else do you have to do? We cant eat in the classrooms. Unit 4 Dont eat in class.Period 2 Inquiry Plan【学习范围】：Page20 and Page21【学习目标】： 学习put on; wear; in; dress的用法。 掌握情态动词can,must和 have to 的用法。【学习内容】： Learn some new words. Listen to the tape and finish 2a, and 2b.Check the answers about preview plan. 知识探究：1 对比1：学习不同的穿。 Its cold. I must put on my sweater. We always wear the school uniform. The girl in white skirt is my sister. I can dress my sister.总结 (1) 通过观察，我们发现： 指穿上，戴上， 强调穿衣的动作,是 （动词、介词）(2) 指穿着，戴着。强调穿衣的状态，是 （动词、介词）。(3) 指穿着，戴着，后接表示颜色衣服的词。是 （动词、介词）。(4) 指穿衣服，表示动作，dress sb 给某人穿衣服。是 （动词、介词）。即时即练 Please _ _ your coat. 请穿上你的外套。 He _glasses. 他戴着眼镜。 The boy _ red coat is my brother. 穿红色外套的男孩是我的弟弟。 Get up and _ yourself quickly. 起来快穿好衣服。对比2：学习情态动词。1区别have to 和must。 We have to be quiet in the library. He has to wear the school uniform at school. We must be on time for class. 总结 （1）have to和must都是 （情态动词/实义动词），have to着重于客观的需要,含有不得不的客观强制性。 (有/没有)人称、数、时态的变化。（2）must着重于主观上自己认为有义务并有必要。must只有一种形式。 (有/没有)人称、数、时态的变化。相关链接：must还可表示推测、可能性（只用于肯定的陈述句）,而且可能性很大。Eg:Your mother must be waiting for you now. 你妈妈可能在等你了。 2 have to 和must的否定形式。 I dont have to do the homework now. He doesnt have to do the homework now.总结（1）have to 的否定式和疑问式一般要借用助动词do的适当形式构成。have to 的否定式是 ; has to 的否定式是 。（2）mustnt 是其否定式，但意思改变为 禁止。通常“必须”否定译为“没必要”时，用dont have to / dont need to.3have to 和must的一般疑问句。 -Must I go?-Yes, you must. -No, you neednt.-No,you dont have to.Do I have to go there now?Yes, you do. （No, you dont have to.）总结（1）must的否定回答要用 或 等.（2）have to的否定回答用 三单形式的否定回答用 即时即练 he have to go?-Yes, he does /must.-No, he /(have to). They study hard.他们必须努力学习。I go home at 5:00 p.m.我必须下午5点钟回家。-Must we hand in the homework now?-No,you .Unit 4 Dont eat in class.Period 2 Training Plan（16分）一、根据所给中文完成句子（4分）：1. I have to (穿) a sweater because its very cold today.2. Can she (说) English well?3. He must (练习) basketball after school.4. No (踢) football here.二、单项选择。(6分)1.-Do you have to go to school?- . Today is Saturday.A. Yes, I do B. Yes, I dont C. No, I dont D. No, I do.2. -Must he go to school? - . Today is Saturday.A. Yes, he must B. No, he mustnt C. No, he neednt D. No, he doesnt 3.-_ you eat in class? -No, I _.A. Can, cant B. Dont, do C. No, dont D. Do, dont4.-Do we have to finish our homework this weekend? -Yes, we _.A. can B. must C. may D. need5. Its raining all day ,so I stay at home .A. am B. must C. have to D. can 6.-May I go to the cinema, Mum?-Sure.But you_ be back by1 1 oclock.A.Can B.mayC.must D.need12.Students cant _ hats in the classroom. A. put on B. wear C. in