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1、情态动词一、情态动词的定义 ：情态动词有词义，但它不能单独作谓语，它必须和其他动词一起构成谓语。 情态动词没有人称和数的变化；它的后面必须跟动词原形。二、情态动词的种类：情态动词词义否定形式词义can 能够，会cant不能，不会could 能够，会couldn t不能，不会may 可以must 必须mustnt 不允许，不能shall 将，要should 应该shouldn t不应该need 需要neednt不必would 将会，愿wouldnt不会，不愿三、情态动词的用法及主要句型：1、Can I help you? Yes, please. / No, thanks. 2、Can + 主语
2、 + 动词原形 ? Yes, can. No, cant.3、Can I borrow your book?-Yes,of course. 4、Can I write on the book? -No, you cantmustnt. 5、Could Can you help me?- Yes,of course.Certainly. Sure. 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 1 页，共 5 页6、Could Can you tell me the way to the Zoo? 7、May I come in ?- Come i
3、n, please. 8、Sorry, please dont.9、May I have some Coke?- Yes, of course. 10、May/ Could / Can I speak to Tom? - Speaking. Who s calling?11、should 、shouldn t 表示劝告：1) He should get up early. 2) She shouldnt play computer game too much.12、Should +主语 +动词原形 ? Yes, should. No, shouldn t.13、表示建议 “ 你愿意 吗”Wou
4、ld you like to go shopping with me? -Yes, I d love to. /Id love to. But Im busy now.14、就餐用语 Would you like something to eatdrink? -Yes, I d like15、shall 用于第一人称 (I, we), 可以表示 “ 将” 和表示建议“ 好吗?” 1) Where shall we have dinner? 2) Shall we go fishing? -All right. OK. Good idea. 16、Must + 主语 + 动词原形 ? -Yes,
5、 must.No, neednt.精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 2 页，共 5 页(一) 用适当的情态动词填空。1. Must I borrow the book with my ID card? No, you _. 2. _ I use your car? Yes, you _. 3. _ I go home now? No, you _ stay here. 4. My mother is ill. I _ stay at home and look after her. 5. _ you like some tea? 6.
6、 You _ take more exercise. 7. _ you tell me how to get to the Qingyun Park? 8. The clock _ tell us the time. 9. _ you like to go fishing with me? 10. _ we play football this afternoon? (二) 按要求改写句子。1. I can run fast. I _ _ fast. (否定句 ) 2. You must return the book now. （一般疑问句）_ I return the book now?
7、No, you _. 3. He can play basketball well. （一般疑问句）_ he _ basketball well? 4. They must take the books out of the room. （否定句）They _ _ the books out of the room. 5. He should get up early. ( 否定句 ) He _ get up late. (三) 单项选择。（）1. you like some milk ? A . Would B. Could C . Can （）2. We pick the flower i
8、n the park. A. cant B. dont C. mustnt( ) 3.W e should more trees, and we shouldnt cut any trees.A. plant B. planting C. plants ( ) 4.May I have some coffee? A.Yes,you have. B. Yes,you can. C. Yes,certainly. ( ) 5.Shall we visit the factory? A.Yes,we do. B.Yes, we shall. B.All right. ( ) 6.Would you
9、like something to eat? A.Yes,we would. B.Yes, Id like some cakes. C.Yes, of course.( ) 7.What can I do for you? 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 3 页，共 5 页A.Yes,you can. B.No,I can do it. C. Yes.Id like some oranges. 一翻译下列单词。不会_ 不必_ 应该_ 必须_ 将，要 _ 不愿_ 需要_ 会，能 _ 二、按照要求改写句子1. Daniel must w
10、atch TV every evening.(改为否定句 ) _ 2. I can t do my homework every day.(改为肯定句 ) _ 3. You ll need your book and pen.( 改为否定句 ) _ 4.We shall like playing computer games.( 翻译句子 ) _ 5. She should go to school every morning.( 改为否定句 ) _ 6. He may speak English very well.( 翻译句子 ) _ 7. I needn t take photos in
11、 the park.( 改为肯定句 ) _ 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 4 页，共 5 页8. John may come from London.( 翻译句子 ) _ 9. Would you like to drink coffee?(肯定回答 ) _ 10. Simon and Daniel would like going skating.(改为否定句 ) _ 三、翻译下列句子妈妈不会游泳。（ cant ）_ 它可能是电池（ may ）_我能照顾我的奶奶（ can）_Mary 不应该取笑 Joe. （should t ）_爸爸将去度假。（would）_Jack 必须锻炼身体（ must）_她不必离开（needn t）_精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 5 页，共 5 页