小學(xué)情態(tài)動詞用法PPT課件

1、第1頁/共13頁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 I are _ TV. A watc

2、h 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第2頁/共13頁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 much time showing me ar

3、ound your schoolA spend B cost C pay D take第3頁/共13頁一、情態(tài)動詞 can, could must have to should will(would) may第4頁/共13頁二、特征 1.有一定詞義，但不能單獨作謂語，必須和行為動詞或系動詞連用，構(gòu)成謂語。 2.無人稱和數(shù)的變化（have to例外：用于第三人稱單數(shù)時用has to） He has to stay here. 3.后面接動詞原形 She should stay at home.第5頁/共13頁第6頁/共13頁三、用法 1.can, could (1)表示能力，“能，會” Can

4、you play basketball? (2)表示懷疑、猜測，常用于否定句和疑問句中 He cant be in classroom. （3）可以 Can I help you?第7頁/共13頁 (4)could 是can的過去式，可以表示過去的能力 I could swim when I was seven years old. (5)can開頭的一般疑問句 以can和cant回答could開頭的一般疑問句 以could和couldnt回答第8頁/共13頁 2.must (1)“必須 應(yīng)該” (2)表推測“一定” (3)否定句中，mustnt表示禁止，“不允許” Must開頭的疑問句，肯定

5、回答用must，否定回答用neednt（=dont have to） “不需要，不必”第9頁/共13頁 3.have to “have to+動詞原形”：不得不做某事 注意：have to用于第三人稱單數(shù)時用has to第10頁/共13頁1 May I stop my car here? No, you_.A. cant B. mustnt C. neednt D. dont have to2. Must we clean the house now? No, you _.A. neednt B. may not C. mustnt D. cant4. You _ return the boo

6、k now. You can keep it next week if you like.A. cant B. mustnt C. neednt D. may not5. Johnny, you _ play with the knife, you _ hurt yourself.A. wont.cant B. mustnt.may C. shouldnt, must D. cant.shouldnt6. -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第11頁/共13頁7. _ you be happy!A. May B. Can C. Must D. Would8. Could I bor