问题描述：
—You should have come to the party last Saturday evening.It was really wonderful.
—But a friend ________ an unexpected visit to me.
A．paid \x05 B．had paid C．would pay D．has paid
为什么不用完成时,说话者不是强调影响吗?
—But a friend ________ an unexpected visit to me.
A．paid \x05 B．had paid C．would pay D．has paid
为什么不用完成时,说话者不是强调影响吗?
问题解答：
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