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人教版初二(下)英语unit3语法篇(教师版).docx

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人教版初二(下)英语:unit3语法篇(教师版)
人教版初二(下)英语:unit3语法篇(教师版)
人教版初二(下)英语:unit3语法篇(教师版)
Unit 3 语法篇
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学生经过本讲学****可以掌握本单元的要点语法,并在综合能力上有必定的拓展。
could
v.aux.(助动词)
can 的过去式
用来表示过去的能力、可能性或同意:
I could run faster then.
It could be no better at that time.
Only men could go to the club in those days.
用来表推断或条件:
I could be wrong.
If we could help , we would.
用于表示尝试性或礼貌:
Could you come over here?
回答是注意不可以再用 could 回答,应为 yes, I can/sure 或 sorry , I can ’t 1. —— Could I use the phone, Miss Li?
—— ________.
A. Yes, you could B. I ’ m sorry I can ’ t
C. Yes, sure D. No , please
分析:本题为 could 表示委宛恳求,其回答不可以用 could,应为实在的回答,应选 C。
—— Could you please do the dishes?
—— ________. I ’ m going to do my homework.
A. Sorry , I can ’ t B. No, I couldn ’tC. Yes, you can D. Never
分析:本题为 could 表示委宛恳求,其回答不可以用 could,而应当用 can。同时依据题意可知回答应
该为否认,应选 A 。
3. Would you please _______ the children ______ with the snake?
A. to ask ; not to play B. ask; not to play
C. ask; not play D. ask; don ’ t play
分析: would you please do/ could you please do 的句型中, would you please 相当于神态动词,谓语用
动词原形; ask sb to do 的否认形式为 ask sb not to do,其为动词不定式的否认,应选 B。
—— Could I look at your picture? —— Yes, of course you _______.
A. could B. can C. will D. must
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人教版初二(下)英语:unit3语法篇(教师版)
人教版初二(下)英语:unit3语法篇(教师版)
人教版初二(下)英语:unit3语法篇(教师版)
分析:本题为 could 表示委宛恳求,其回答不可以用 could ,而应当用 can, 应选 B
—— Could you please pass me the salt? —— ________
A. Sure. Here you are. B. Good idea.
C. Thank you. D. I ’ m sorry to hear that.
分析:本题为 could 表示委宛恳求, 其回答不可以用 could,而应当应为 yes,I can/sure 或 sorry, I can ’t
等,应选 A
基础操练
一、单项选择(共
10 小题;共 10.0 分)
1.
I'm busy.
you please help me make the bed?
A.
Could
B.
May
C.

人教版初二(下)英语:unit3语法篇(教师版)


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