1 We have been here since ten years ago.------------------------
问题描述:
1 We have been here since ten years ago.------------------------
2 I borrowed a book a week ago.
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3 The boy bought the computer two years ago.
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4 He has been in beijing for ten years.
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5 It is two years since he died.
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答
1 We have been here for ten years
2 I have kept the computer for two years
3The boy bought the computer for two years
4 He has been in beijing since ten years ago
5 He has been dead for two years
我也刚学 还不完全肯定