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试题详情及答案解析
It is ten years since we ________ each other. We have been working together.
A.knowB.knew
C.get to knowD.got to know
答案:D
试题分析:考查since的用法。it’s+数词+years since..V-ed.。句意:从我们开始认识已经有十年了,我们一直一起工作。故选D
考点:考查since的用法