She'll never forget her stay there _____ she found her son who had gone missing two years befor

题目简介

She'll never forget her stay there _____ she found her son who had gone missing two years befor

题目详情

She'll never forget her stay there _____ she found her son who had gone missing two years before.

A. that
B. which
C. where
D. when
题型:单选题难度:中档来源:同步题

答案

D

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