By the time we ________ from our school, we have been close friends for more tha

题干

By the time we ________ from our school, we have been close friends for more than ten years.

A．graduated	B．will graduate
C．are graduating	D．graduate

上一题下一题 0.15难度单项选择更新时间:2019-05-17 06:43:43

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