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外研 七年级 下册,Module 2,What can you do?,Unit 3,Language in use,Objectives:,To learn to use the modal verb: can,语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语法规律。,I can play the piano. I can run really fast. I can even help teachers too. She can dance really well. We can teach you Chinese! Choose me and we can make our classroom beautiful. I cant speak Chinese very well. Can you cook? Yes, I can. / No, I cant. Which club can she join?,【本单元例句】,情态动词can,情态动词有一定的意义, 但无人称和数的形式上的变化; 通常后接不带 to 的动词不定式, 表示说话人的语气和情态。其否定式的构成是: 情态动词+not (cannot=cant)。,Ann can speak English. The boy can count. Lucy cant play the piano. Can they play basketball? Yes, they can. Can Susan dance? No, she cant.,情态动词can的用法,本模块主要讲情态动词can的用法, 先看几个例句：,(1) 表示体力或智力上的能力。意为“能,会”。 I cant swim. 我不会游泳。 Can you finish this work this week? 你能在本周完成这项工作吗？ (2) 表示客观可能性，意为 “可以，可能”。 That big cinema can seat 2,000 people. 那家大电影院能坐 2,000人。 Temperature can reach 35 degree in the summer here. 这儿夏天的气温能达到35摄氏度。,(3) 表示允许（和may意思相近），意为 “可以”。 You can have the book when I have finished it. 这本书我看完了，可以给你。 Can I go now? Yes, you can. 现在我能走了吗？ 是的，你可以了。,(4) 表示惊异、不相信等语气(用于疑问句、否定句或感叹句中)，意为“会，可能”。 Can she be English? She cant be English. She must be Chinese or Korean. 她会是英国人吗？ 她不可能是英国人。她准是中国人 或韩国人。,Can和be able to的区别: can 能用来表示人或者事物的能力，而be able to只能用来表示人的能力。如： Energy can move things. (只能用can),Can和be able to 的比较,Can和be able to的相似点: can和be able to都有表示“能力”的意思。 I can get best score in every match. 我能在每次比赛中得最高分。 Id love to be able to sing like you. 我要是能像你那样唱歌就好了。,She can speak English. 她能说英语。 (没有人称形式上的变化) Come and help us, if you can. 如果可以，就来帮我们吧。 (通常情况下后接不带to的不定式，有时也不接不定式) Shanghai was a place where anyone could start a business. 上海是一个人人都能开始创业的地方。 He couldnt be a bad man. 他不大可能是坏人。 (could可用作can的过去式，表示某人有能力或某事可能发生),By climbing on the chair he was able to reach the window. 他爬到椅子上就够到窗户了。 (can没有过去时态，但可以用was/were able to，指某人实际做了某事) Shell be able to walk soon. 她很快就可以走路了。 (can没有将来时，但可以用will be able to，指某人某人将来有能力或某事将来可能发生，时间比较久),I havent been able to phone my parents yet. 我还没能打电话给我父母。 (can没有完成时态，但可以用 has/have been able to表示),3 Complete the sentences with can or cant.,1 _ you swim? Yes, but I _ swim well. 2 Are you coming with us? Sorry, I _ ride a bike. 3 What _ the new cleaning monitor do for us? He _ make our classroom tidy. 4 _ you play the piano for us? Sorry, I _ play the piano, but I _ sing for you.,Can,cant,cant,can,can,Can,cant,can,4 Complete the passage with the correct form of the words from the box.,I like playing the (1)_. I am Chinese so I can speak (2)_ very well and I can speak English too. I am very (3)_ and I help my mum to clean our home. I want to be the cleaning (4)_ at school because I want to make our classroom (5)_.,piano,Chinese,tidy,monitor,beautiful,语法总结,(1) 表示体力或智力上的能力。意为 “能, 会”。 (2) 表示客观可能性, 意为“可以, 可能”。 (3) 表示允许(和may意思相近)，意为“可以”。 (4) 表示惊异、不相信等语气(用于疑问句、否定句或感叹句中), 意为“会, 可能”。,1. They _ do well in the exam. A. can be able to B. be able to C. can able to D. are able to 2. May I take this book out? No, you _. A. neednt B. may not C. arent D. cant 3. Can you speak Japanese? No, I_. A. mustnt B. cant C. neednt D. may not,一、单项填空。,Quiz,4. May I take the newspaper away? No, you mustnt. You _ read it only here. A. may B. can C. must D. could 5. Man _ reach the moon or any other star in the universe now, but we _ get there years ago. can; couldnt B. are able to; werent able to C. must; neednt D. can; had to,6. “What _ I do for you?” means “_ I help you?” can Must B. shall; Need C. can; Can D. will; Shall 7. He _ do well in the exam. A. can be able to B. is able to C. can able to D. able to 8. Would you like to go boating with us? Yes, _. A. Id like B. I want C. Id like to D. I do,9. _ you speak Spanish? Yes, I can. A. can B. May C. Must D. Can 10. _ you like to have another try? A. Could B. Should C. Would D. Do,二、将下面各组词组成句子 1. _. (an, airplane, hear, Lucy, can) 2. _. (not, he, dance, can) 3. _? (you, can, see, what ) 4. _. (can, see, not, we, you),Lucy can hear an airplane,He can not /cant dance.,What can you see,We can not /cant see you,5. _. (I, help, can, you ) 6. _? (I, can, do, what) 7. _? (you, hear, can, me) 8. _? (you, can, dance),I can help you,What can I do,Can you hear me,Can you dance,Preview,To preview the dialogue in Unit 1, Module 3 2. To learn the new words and expressions in Unit 1, Module 3 by heart,Review the grammar we have learned today.,Homework,Thank you.,
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