( )A:Could you tell me__?B:I'm not sure.选项在下面：
问题描述：
( )A:Could you tell me__?B:I'm not sure.选项在下面：
A.how many people have been out of hospital B.when his son comes home c.when did his son come home D.when his son come home
答
B,应该用陈述句语序