Transcript 黄微2013-2014第二学期教学课件（五）.

Grammar
Modal Verb I
什么是情态动词？
(Modal Verbs)
情态动词表示说话人的某种感情
或语气，对某一动作或状态的某
种态度。表示“需要、可以、必
须、应当”等。
情态动词+ have done用法
1.must have done 想必/准是/一定做了
否定式为：can’t /couldn’t/+have done
It must have rained last night for
the road is quite muddy.
2.Can/could have done
1.本来能够做
2.过去可能会做
Can he have gone to his aunt?
他有可能去她姨妈家了吗？
3.Cannot/could not have done
1.过去不可能
2.过去没能够
He cannot have forgotten it.
他不可能忘了那件事。
3.may/might have done
也许、或许已经做了，一般只用于肯定句或
否定句中（在否定句中表示“可能不”)，不
用于疑问句。用might表示语气更加不肯定。
It’s too late. I think he may have
gone to bed.
He may not have finished the work.
他也许还没完成那项工作。
4.should/ ought to have done
本该做，而实际上未做
You ought to have done this
exercise more carefully.
你本应该更仔细地做这个练习。
5.should not/
ought not to have done
本不该做而做了
You shouldn’t have told her truth.
你本不该告诉她真相。
6.needn’t have done
本不必做而做了
You needn’t have taken a taxi here,
for it was very near to my house.
7. had better (not) have done
当时最好（没）做了某事
You had better not have scolded her.
8.would rather (not) have done
宁愿当时（没）做了某事
I raised objections at the meeting,
but now I would rather have not
done that.
9.would like/love to have done
过去愿意做但未做成
I would love to have gone to the
party last night, but I had to work
extra hours to finish a report.
昨晚我本来很想去参加聚会的，但我
得加班完成一个报告。
课堂练兵
1. — ____ I go out to play, mum?
— No, you _____. You should do
your homework first.
A. Might; wouldn’t
B. May; had better not
C. Must; mustn’t
D. Need; mustn’t
2. — Where is Emma?
— I can’t say for sure where she is,
but she _______ be out shopping.
A. can
B. should
C. must
D. may
3. The room is in a terrible mess; it
_________ cleaned.
A. can’t have been B. couldn’t be
C. may have been D. would be
4. There ______ be any difficulty about
passing the road test since you have
practiced a lot in the driving school.
A. mustn’t
B. shan’t
C. shouldn’t
D. needn’t
5. This umbrella looks like mine, but it
isn’t. Whose ______ it be?
A. must
B. can
C. may
D. might
6. — May I sit beside you, sir?
— Sorry, you ______. Look, my daughter
is coming.
A. can’t
B. mustn’t
C. needn’t
D. shouldn’t
7. Peter ______ be really difficult at times
even though he is a nice person in general.
A. shall
B. should
C. can
D. must
8. You ______ be hungry already — you
had lunch only two hours ago!
A. wouldn’t
B. can’t
C. mustn’t
D. needn’t
9. Although this ______ sound like a
simple task, great care is needed.
A. must
B. may
C. shall
D. should
10. — She looks very happy. She ______
have passed the exam.
— I guess so. It’s not difficult after all.
A. should
B. could
C. must
D. might
11. — I’ve taken someone else’s green
sweater by mistake.
— It ______ Harry’s. He always wears
green.
A. has to be
B. will be
C. mustn’t be
D. could be
1. Some aspects of a pilot’s job _____ be
boring, and pilots often _____ work at
inconvenient hours. (2006 湖南卷)
A. can; have to
B. may; can
C. have to; may
D. ought to; must
2. The weather turned out to be fine
yesterday. I _____ the trouble to carry
my umbrella with me. (2006 江西卷)
A. should have taken
B. could have taken
C. needn’t have taken
D. mustn’t have taken
3. — How’s your tour around the North
Lake? Is it beautiful?
— It ________ be, but it is now heavily
polluted. (2007 全国I卷)
A. will
B. would
C. should
D. must
4. I told your friend how to get to the
hotel, but perhaps I ________ have
driven her there. (2007 陕西卷)
A. could
B. must
C. night
D. should
5. — She looks very happy. She ___ have
passed the exam.
— I guess so. It’s not difficult after all.
(2007 江苏卷)
A. should
B. could
C. must
D. might
6. — Where is my dictionary? I remember
I put it here yesterday.
— You ______ it in the wrong place.
(2007 江西卷)
A. must put
B. should have put
C. might put
D. might have put
7. According to the air traffic rules, you
______ switch off your mobile phone
boarding. (2008 上海卷)
A. may
B. can
C. would
D. should
8. Although this ______ sound like a
simple task, great care is needed.
(2008 四川卷)
A. must
B. may
C. shall
D. should
9. Thank you for all your hard work last
week. I don’t think we ______ it
without you.
(2008 山东卷)
A. can manage
B. could have managed
C. could manage
D. can have managed
10. But for their help, we _________ the
program in time. (2009 安徽卷)
A. can not finish
B. will not finish
C. had not finished
D. could not have finished
11. The doctor recommended that you
_______ swim after eating a large meal.
(2009 浙江卷)
A. wouldn't
B. couldn't
C. needn't
D. shouldn't
12. — It’s the office! So you _______ know
eating is not allowed here.
— Oh, sorry. (2009 湖南卷)
A. must
B. will
C. may
D. need
13. The traffic is heavy this day. I _______
arrive a bit late, so could you save
me a place? (2009 辽宁卷)
A. can
B. must
C. need
D. might
14. Just be patient. You_____ except the
world to change so soon. (2010 全国I卷)
A. can’t
B. needn’t
C. may not
D. will not
15. — I haven’t got the reference book yet,
but I’ll have a test on the subject next
month.
— Don’t worry. You ______ have it by
Friday. (2010 江苏卷)
A. could
B. shall
C. must
D. may
16. “You ____ have a wrong number,” she
said. “There's no one of that name here.”
(2010 浙江卷)
A. need
B. can
C. must
D. would
17. — May I take this book out of the
reading room?
— No, you _____. You read it in here.
(2010 陕西卷)
A. mightn’t
B. won’t
C. needn’t
D. mustn’t