—I can’t find Mary. Where’s she?
—Sorry, I don’t know ______.
A. where has she been B. where she has been
C. where has she gone D. where she has gone
—I can’t find Mary. Where’s she?
—Sorry, I don’t know ______.
A. where has she been B. where she has been
C. where has she gone D. where she has gone
D
【解析】宾语从句及词义辨析。从句必须是陈述语序，排除A、C。have been to 与 have gone to 的区别。have been to 指“去过”，have gone to 指“去了”， 即不在说话者所在地。根据句义，“我不知道他去了哪儿”，所以“你找不到他”。