小学情态动词用法.ppt

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1、动词,表示动作与状态的词 主要考点 动词分类 时态,1.-when did your uncle_in shanghai-the day before yesterdayA arrive B get C reach2.As we know, some people are good at_but bad at give backA lending B keeping C borrowing D using3.The small child was not old enough to_himselfA have B wear C dress D put on 5. My brother and

2、I are _ TV. A watch B look C read D see6.I ask Danny to_me my book, but he brough me his bookA take B fetch C carry D match,Try and try,7.-the radio_that there will be another heavy rain in Guangdong._Too bad. It has rained for the whole weekA tells B talks C says D speaks8.It is nice of you to _so

3、much time showing me around your schoolA spend B cost C pay D take,Try and try,一、情态动词,can, could must have to should will(would) may,二、特征,1.有一定词义,但不能单独作谓语,必须和行为动词或系动词连用,构成谓语。 2.无人称和数的变化(have to例外:用于第三人称单数时用has to) He has to stay here. 3.后面接动词原形 She should stay at home.,三、用法,1.can, could (1)表示能力,“能,会

4、” Can you play basketball? (2)表示怀疑、猜测,常用于否定句和疑问句中 He cant be in classroom. (3)可以 Can I help you?,(4)could 是can的过去式,可以表示过去的能力 I could swim when I was seven years old. (5)can开头的一般疑问句 以can和cant回答could开头的一般疑问句 以could和couldnt回答,2.must (1)“必须 应该” (2)表推测“一定” (3)否定句中,mustnt表示禁止,“不允许” Must开头的疑问句,肯定回答用must,否定

5、回答用neednt(=dont have to) “不需要,不必”,3.have to “have to+动词原形”:不得不做某事 注意:have to用于第三人称单数时用has to,1 May I stop my car here? No, you_. A. cant B. mustnt C. neednt D. dont have to 2. Must we clean the house now? No, you _. A. neednt B. may not C. mustnt D. cant 4. You _ return the book now. You can keep it

6、 next week if you like. A. cant B. mustnt C. neednt D. may not 5. Johnny, you _ play with the knife, you _ hurt yourself. A. wont.cant B. mustnt.may C. shouldnt, must D. cant.shouldnt 6. -Would you go out for a walk with me? -No, I _ . My girl friend is coming. A. wouldnt B. shall not C. wont D. shouldnt,try and try,7. _ you be happy! A. May B. Can C. Must D. Would 8. Could I borrow your dictionary? Yes, of course you_. A. might B. will C. can D. should,

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