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Theletterwasreturnedbecausethepersonitwasaddressedhaddiedthreeyearsago.A.towhomB.towhichC.whichD.whom

题目详情

The letter was returned because the person _________ it was addressed had died three years ago.

       A. to whom        B. to which           C. which         D. whom

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答案和解析

A