内容正文:
人教版八年级上册单元语法精讲课件
Unit9 Can you come to my party?
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1
语法要点精讲
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Grammar Focus
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课后检测
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即学即练
目 录
CONTENTS
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01
语法要点
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(一)情态动词can的用法
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1. 形式:can的否定式: can’t/ cannot
can的过去式: could
e.g. I can play the piano, but I can’t swim.
I could read when I was just three years old.
2. 用法
表示能力,意为“能;会”,此时可与be able to互换。
e.g. Jim can play the guitar.
Jim is able to play the guitar.
2. 用法
(2) 表示请求,允许,意为“可以”
e.g. They can go to the zoon by bike.
You can have a look around the house.
2. 用法
(3) 表示推测,意为“可能;可能会”,常用于否定句或疑问句中。
e.g. He can’t be at home. Because I saw him in the school just now.
拓展:
could在表示请求,允许时语气更加委婉。
e.g. Could I borrow your bike?
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拓展:
(2) 其他常见的表示请求的句式
Would you like …? “你想要/愿意…吗?
e.g. Would you like some water?
like后面接名词,代词或动词不定式。
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拓展:
(2) 其他常见的表示请求的句式
Shall we….? “我们….好吗?” shall是情态动词,后面接动词原形。
e.g. Shall we go shopping tomorrow?
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拓展:
(2) 其他常见的表示请求的句式
Let’s…! “让我们