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When have you bought the book?Two weeks ago.I have bought it for two weeks.
题目详情
When have you bought the book?Two weeks ago.I have bought it for two weeks.
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答案和解析
前面表示动作完成并对现在产生一定影响,所以完成时.回答是时间点,补充说明,所以用过去式.而后面的bought应该为kept,for应加延续性动词.、而bought结束性（中止性）不可以
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