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题目
⑴介绍:1.I have seen the film .I don’t want to see it again.2.I have never visited the
⑴介绍:1.I
have seen the film .I don’t want to see it again.
2.I have never visited the USA.
3.Have you answered all the questions?
4.Have you ever been to the Great Wall?
⑵归纳:请仔细观察以上例句,回答下列问题:
1和2表示何意思?
3和4表示何意思?
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以上4个句子的结构是怎样的?
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提问时间:2020-09-02

答案
举一反三
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