公开课——情态动词课件PPT课件.ppt

情态动词
高中英语语法复习
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策划:《学生双语报》
情态动词语法目录
一、情态动词表能力
二、情态动词表请求、允许
三、情态动词表必要性
四、情态动词表推测
五、情态动词+have done
(能够)
(能不能)
(必须)
(可能)
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策划:《学生双语报》
I can/ am able to swim.
I could/ was able to climb a tree when I was a child.
I will be able to swim next week.
The fire spread through the hotel very quickly but everyone was able to get out.
1. can 表示现在的能力
2. could表示过去的能力
3. be able to 表能力,可用于多种时态
4. be able to 强调成功地做了某事
情态动词表能力
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策划:《学生双语报》
shall
will、would
情态动词表请求、允许
高考真题演练
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策划:《学生双语报》
shall
,征求对方意见。
. Shall we begin our class?
Shall he go now?
2. 用于提出命令、允诺,或用于法律、规定
. You shall get my book on Sunday.
He shall leave the house at once.
The sign reads: No person shall smoke here!
用于第一、三人称
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策划:《学生双语报》
will would
1. 用于向第二人称,征求对方意见。
. Would you please open the door?
2. 表示个人主观意愿。
. I will help you anytime.
3. used to do
would表示“过去常常”;
“过去常常,强调现在不了”
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策划:《学生双语报》
1. When he was there, he ___ go to that coffee shop at the corner every day.
A. would B. should
C. had better D. might
2. —What’s the name of the book?
—Khulaifi. _________ I spell it for you?
A. Shall B. Would C. Can D. Might
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策划:《学生双语报》
must 表“必须”
don’t have to
needn’t do
don’t need to
2. must还可表示“偏偏、偏要”
. Must you make so much noise?
1. 不必须
mustn’t 禁止
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策划:《学生双语报》
You ___ buy a gift, but you can if you want to.
must B. mustn’t
C. have to D. don’t have to
2. When I was young, I was told that I ______ play with fire.
A. wouldn't B. needn't C. mustn't D. daren't
3. - May I smoke here ?
- If you __, choose a seat in the smoking area.
A. should   B. could   C. may   D. must
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策划:《学生双语报》