公共英语一级

单选题I_________these books for three years．

A．bought
B．have bought
C．have had

参考答案：C进入在线模考
【考点】现在完成时
【解析】由句子后面的for three years可知本句时态应用完成时，又由于动词buy是非持续性动词，不能用于完成时态中，所以要转化为have had的形式。

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