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求现在完成时例句,4个肯定句,4个否定句,别太高深...
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求现在完成时例句,4个肯定句,4个否定句,别太高深...
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答案和解析
I have eaten breakfast.---------I haven't eaten breakfast.
He has finished his homework.------He has not/hasn't finished his homework
She has read the book.--------She has not/hasn't read the book
They have been to Shanghai.------They have not/haven't been to Shanghai
He has finished his homework.------He has not/hasn't finished his homework
She has read the book.--------She has not/hasn't read the book
They have been to Shanghai.------They have not/haven't been to Shanghai
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