情态动词[下学期]
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课件13张PPT。 情态动词高考 考点透视一、表示“能力”、“许可”、“猜测”的用法
1、能力: can 和 be able to 的分别：
用于现在时时，可以互换用于一般过去时时，be able to 表结果,实施了的能力
1)A computer ___think for itself, it must be told what to do.
A. can’t B. couldn’t
C. may not D. might not
2.The fire spread through the hotel very quickly but everyone ____ get out.
A. had to B. would
C. could D. was able to 2.许可: 一般可用may/might, can/could。
*以may提问，肯定用can回答，否定用can’t或mustn’t.
以need提问，肯定用must回答，否定用needn’t.
1)--May I use your pen?
--Yes, you ___.
(No, you_________________.)
2) – Need I go with you?
-- Yes, you ____. (No, you _______.)cancan’t/mustn’tmustneedn’t 3、猜测: must, may, might, can, could
must只能用于______________
may只能用于______________
can只能用于_________________
should 表示预测“______”
1) It’s nearly 7 o’clock. Dad ___ come home soon.
A. can B. could C. would D. should
2)--Are you coming to Jeff’s party?
--I’m not sure. I ___ go to the concert tonight.
A. must B. would C. should D. might肯定句,非常肯定的猜测否定/疑问句,过去时用could应当肯定句,表示可能的猜测3)--Where is my uncle, Mary?
--He ___ in the bedroom.
A. must have been B. must be
C. may have been D. should have been
4)Peter ___ come with us tonight, but he isn’t very sure yet.
A. must B. may C. can D. will
5) --That must be a mistake.
--No, it ___ a mistake.
A. must not be B. needn’t be
C. can not be D. would not be二、情态动词否定式的常考点有：
mustn’t
needn’t
can’t
may not
shouldn’t
1)You ___ return the book now. You can keep it till next week if you like.
A. can’t B. mustn’t C. needn’t
2)Johnny,you___ play with the knife, you ___ hurt yourself.
A. won’t; can’t B. mustn’t; may
C. shouldn’t, must D. can’t; shouldn’t禁止、严禁、不准
不必要、没必要(=don’t have to)
不可能
可能不、或许不
不应该（=ought not to )三、情态动词+ have done 表示对过去发生的事情的推测,批评,反悔等意should have done
ought to have done
could have done
needn’t have done
may/ might have done
must have done
can’t have done本应该做而没做
本应该做而没做
本可以做而没做
不必做的做了
可能做了某事(猜测)
一定做了(猜测)
一定没有做(猜测)1.I didn’t hear the phone. I ___ asleep.
A. must be B. must have been
C. should be D. should have been
2.I didn’t see her in the meeting room this morning. She ___ at the meeting.
A. mustn’t have spoken
B. shouldn’t have spoken
C. needn’t have spoken
D. couldn’t have spoken
3.I can’t find Mr. Smith anywhere in the office building. Where ___ he have gone?
A. must B. can C. should D. need4.That young man has made so much noise that he ___ not have been allowed to attend the concert.
A. could B. must C. would D. should
5.--I didn’t go to class last night because my car broke down. -- You ___ mine. I wasn’t using it.
A. could borrow B. could have borrowed
C. may borrow D. may have borrowed
21.There was plenty of time. She ____.
A. mustn’t have hurried
B. couldn’t have hurried
C. must not hurry D. needn’t have hurried百思page 8ADDBC百思page１０DACCB
BDADA
ABBCA
Reading testCABA
BCDBA
ABCCD
ABCDDHomework 1.dictation:keep one’s word~ lovely
2.课本page４３填空题．
３.阅读百思page２２完成２３到２４页的语法专练．
1、能力: can 和 be able to 的分别：
用于现在时时，可以互换用于一般过去时时，be able to 表结果,实施了的能力
1)A computer ___think for itself, it must be told what to do.
A. can’t B. couldn’t
C. may not D. might not
2.The fire spread through the hotel very quickly but everyone ____ get out.
A. had to B. would
C. could D. was able to 2.许可: 一般可用may/might, can/could。
*以may提问，肯定用can回答，否定用can’t或mustn’t.
以need提问，肯定用must回答，否定用needn’t.
1)--May I use your pen?
--Yes, you ___.
(No, you_________________.)
2) – Need I go with you?
-- Yes, you ____. (No, you _______.)cancan’t/mustn’tmustneedn’t 3、猜测: must, may, might, can, could
must只能用于______________
may只能用于______________
can只能用于_________________
should 表示预测“______”
1) It’s nearly 7 o’clock. Dad ___ come home soon.
A. can B. could C. would D. should
2)--Are you coming to Jeff’s party?
--I’m not sure. I ___ go to the concert tonight.
A. must B. would C. should D. might肯定句,非常肯定的猜测否定/疑问句,过去时用could应当肯定句,表示可能的猜测3)--Where is my uncle, Mary?
--He ___ in the bedroom.
A. must have been B. must be
C. may have been D. should have been
4)Peter ___ come with us tonight, but he isn’t very sure yet.
A. must B. may C. can D. will
5) --That must be a mistake.
--No, it ___ a mistake.
A. must not be B. needn’t be
C. can not be D. would not be二、情态动词否定式的常考点有：
mustn’t
needn’t
can’t
may not
shouldn’t
1)You ___ return the book now. You can keep it till next week if you like.
A. can’t B. mustn’t C. needn’t
2)Johnny,you___ play with the knife, you ___ hurt yourself.
A. won’t; can’t B. mustn’t; may
C. shouldn’t, must D. can’t; shouldn’t禁止、严禁、不准
不必要、没必要(=don’t have to)
不可能
可能不、或许不
不应该（=ought not to )三、情态动词+ have done 表示对过去发生的事情的推测,批评,反悔等意should have done
ought to have done
could have done
needn’t have done
may/ might have done
must have done
can’t have done本应该做而没做
本应该做而没做
本可以做而没做
不必做的做了
可能做了某事(猜测)
一定做了(猜测)
一定没有做(猜测)1.I didn’t hear the phone. I ___ asleep.
A. must be B. must have been
C. should be D. should have been
2.I didn’t see her in the meeting room this morning. She ___ at the meeting.
A. mustn’t have spoken
B. shouldn’t have spoken
C. needn’t have spoken
D. couldn’t have spoken
3.I can’t find Mr. Smith anywhere in the office building. Where ___ he have gone?
A. must B. can C. should D. need4.That young man has made so much noise that he ___ not have been allowed to attend the concert.
A. could B. must C. would D. should
5.--I didn’t go to class last night because my car broke down. -- You ___ mine. I wasn’t using it.
A. could borrow B. could have borrowed
C. may borrow D. may have borrowed
21.There was plenty of time. She ____.
A. mustn’t have hurried
B. couldn’t have hurried
C. must not hurry D. needn’t have hurried百思page 8ADDBC百思page１０DACCB
BDADA
ABBCA
Reading testCABA
BCDBA
ABCCD
ABCDDHomework 1.dictation:keep one’s word~ lovely
2.课本page４３填空题．
３.阅读百思page２２完成２３到２４页的语法专练．