内容正文:
情态动词和系动词
考点精练1
( B )1.(2023·滨州改编)— The paper cutting is pretty lively. Who made it?
— It be Mary. None of us except her is able to do it.
A. can B. must C. need
( B )2. We learn to protect ourselves when we are in danger.
A. might B. should C. could
B
B
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( C )3. (2023·白银改编)— I find my keys.
— Let me help you.
A. mustn’t B. shouldn’t C. can’t
( B )4. (2022·盘锦改编)— I can’t find my dictionary. I use yours?
— Sure. Here you are.
A. Need B. May C. Must
C
B
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( A )5. (2022·朝阳改编)— Dad, must I become a doctor like you when I finish university in the future?
— No, you . You can make your own decision and do whatever you like.
A. don’t have to B. can’t
C. mustn’t
( B )6.(2022·百色改编)— you tell us a story in English?
— I think I can do it. Let me try.
A. Need B. Can C. Should
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考点精讲1 情态动词
1. can和could
(1) 表示现在、将来或过去的能力,可用be able to替换。
He can speak Chinese.
他能说汉语。
She could read at the age of three.
她三岁时能阅读。
(2) 表示请求、许可,常用于一般疑问句,相当于may。 could常用于表示语气比较委婉的请求或建议的句型。
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2. may和might
(1) may意为“可以”,表示允许和征询对方许可; might语气更委婉。
(2) may的否定回答常用can’t/mustn’t, “Please don’t ...”或“You’d better not ...”等。
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3. must和have to
(1) must强调主观上“必须”;而have to 强调客观上“必须,不得不”,并有各种时态的变化形式。
(2) must作“必须”讲时,对疑问句的否定回答常用needn’t或don’t have to。
(3) must作“一定”讲时,表示肯定猜测。
4. had better do表示最好做某事,否定形式用had better not do。
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考点精练2
( A )7. The silk so soft. It is just like a baby’s skin.
A. feels B. looks C. sounds
( A )8. (2022·鄂州改编)— Dinner is ready. Help yourself, please!
— Wow! It delicious.
A. tastes B. sounds C. turns
( A )9. In autumn, the leaves on the trees brown.
A. turn B. is C. smell
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A
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( B )10. (2023·自贡改编)— What’s your plan for the coming Dragon Boat Festival?
— Most of us ready to make zongzi.
A. is B. are C. have
B
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考点精讲2 连系动词
连系动词主要用以说明主语的身份、性质、特征及状态。分为以下几类: