2022届高三英语二轮复习：情态动词的用法课件(16张ppt)
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| 名称 | 2022届高三英语二轮复习：情态动词的用法课件(16张ppt) |  | |
| 格式 | zip | ||
| 文件大小 | 159.9KB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 通用版 | ||
| 科目 | 英语 | ||
| 更新时间 | 2021-12-01 21:34:39 | ||
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文档简介
(共16张PPT)
Modal verbs
modal verbs
can/could
may/might
shall/should
will/would
must
have to
ought to
need/dare
had better
动词原形
We use modal verbs to talk about:
1. Ability （能力）
2. Obligation （义务）
3. Certainty （推测/可能性）
4. Permission （许可）
5. Make requests（提出请求）
6. Make suggestions（提出建议）
7. Subjunctive mood（虚拟语气）
can/could
I can speak English while he can’t .
He could recite many poems when he was 5.
--Can I sit here
--Yes, you can.
Could you help me, please
能力
能力
请求
许可
请求
This can’t be true.
Anyone can make mistakes.
They couldn’t have been to Africa.
I could have come earlier, but my car broke down.
推测
推测
推测
虚拟
can could
能力
义务
许可
请求
推测
建议
虚拟
√
√
√（委婉）
√（逻辑上）
否定句，不可能
√（过去，否定句）
√
√（过去）
could have done
You can’t be too careful while driving.
may/might
May/Might I come in
Yes, you may/can./No, you can’t/mustn’t.
He may be very busy now.
May you succeed!
It’s very late, so you may/might as well go to bed.
You might have given him more help.
请求
许可
推测
祝愿
建议
虚拟
may might
能力
义务
许可
请求
推测
建议
虚拟
√
√ （委婉）
√
√
√（可能性小）
may/might as well
might have done
shall
Shall we go by train
You shall not get my support if you do such a thing.
Tell Jerry that he shall get a gift tomorrow.
疑问句，第一、三人称，征求意见或请求
肯定就句，第二、三人称，警告、命令、允诺、威胁
请求
警告
承诺
should
You should keep your word.
The man should be so rude to a lady.
She should have passed the exam.
义务
惊讶
虚拟
will/would
Will you tell her that I’m here
Would you open the door, please
I will never do that again.
Man will die without air.
请求
请求
意愿
规律
must
—Must I finish all the work at a time
— Yes, you must. /No, you needn’t.
I must go home now.
Anyone mustn’t come here without permission.
The light is on, so he must be at home.
There is nobody here. They must have left.
If you must smoke, please go outside the room.
必须
禁止
推测
偏偏
ought to/need/dare
Human ought to/should stop polluting nature.
I need go home./I need to go home.
The house need repairing. /The house needs to be repaired.
She dare not go out alone./She doesn’t dare to go out alone.
You needn’t have bought so much wine — only five people came here.
虚拟
advisability
necessity
ought to/should
have to
must
Your mother brings you up and takes good care of you, so when she is old, you ___ look after her in return.
A.can B.may C.have to D.must
very uncertain
almost certain
might
should
must
may
could
ought to
will
1.He _____ be at home.
2.He _____ be at home, for he just called me from his home 15 seconds ago.
A.may B.might C.must
A.may B.might C.must
(can)
Making requests (提出要求):
I don’t know how to use this equipment!
will can could would
informal
formal
Can you help me with my training
Modal verbs
modal verbs
can/could
may/might
shall/should
will/would
must
have to
ought to
need/dare
had better
动词原形
We use modal verbs to talk about:
1. Ability （能力）
2. Obligation （义务）
3. Certainty （推测/可能性）
4. Permission （许可）
5. Make requests（提出请求）
6. Make suggestions（提出建议）
7. Subjunctive mood（虚拟语气）
can/could
I can speak English while he can’t .
He could recite many poems when he was 5.
--Can I sit here
--Yes, you can.
Could you help me, please
能力
能力
请求
许可
请求
This can’t be true.
Anyone can make mistakes.
They couldn’t have been to Africa.
I could have come earlier, but my car broke down.
推测
推测
推测
虚拟
can could
能力
义务
许可
请求
推测
建议
虚拟
√
√
√（委婉）
√（逻辑上）
否定句，不可能
√（过去，否定句）
√
√（过去）
could have done
You can’t be too careful while driving.
may/might
May/Might I come in
Yes, you may/can./No, you can’t/mustn’t.
He may be very busy now.
May you succeed!
It’s very late, so you may/might as well go to bed.
You might have given him more help.
请求
许可
推测
祝愿
建议
虚拟
may might
能力
义务
许可
请求
推测
建议
虚拟
√
√ （委婉）
√
√
√（可能性小）
may/might as well
might have done
shall
Shall we go by train
You shall not get my support if you do such a thing.
Tell Jerry that he shall get a gift tomorrow.
疑问句，第一、三人称，征求意见或请求
肯定就句，第二、三人称，警告、命令、允诺、威胁
请求
警告
承诺
should
You should keep your word.
The man should be so rude to a lady.
She should have passed the exam.
义务
惊讶
虚拟
will/would
Will you tell her that I’m here
Would you open the door, please
I will never do that again.
Man will die without air.
请求
请求
意愿
规律
must
—Must I finish all the work at a time
— Yes, you must. /No, you needn’t.
I must go home now.
Anyone mustn’t come here without permission.
The light is on, so he must be at home.
There is nobody here. They must have left.
If you must smoke, please go outside the room.
必须
禁止
推测
偏偏
ought to/need/dare
Human ought to/should stop polluting nature.
I need go home./I need to go home.
The house need repairing. /The house needs to be repaired.
She dare not go out alone./She doesn’t dare to go out alone.
You needn’t have bought so much wine — only five people came here.
虚拟
advisability
necessity
ought to/should
have to
must
Your mother brings you up and takes good care of you, so when she is old, you ___ look after her in return.
A.can B.may C.have to D.must
very uncertain
almost certain
might
should
must
may
could
ought to
will
1.He _____ be at home.
2.He _____ be at home, for he just called me from his home 15 seconds ago.
A.may B.might C.must
A.may B.might C.must
(can)
Making requests (提出要求):
I don’t know how to use this equipment!
will can could would
informal
formal
Can you help me with my training