—Tom, your father went to Hong Kong last week. Do you know ?　 — Next month.A. when will he

—Tom, your father went to Hong Kong last week. Do you know ?
　 — Next month.
A. when will he come back
B. when he will come back
C. where will he come back
D. where he will come back

A. when will he come back(答案→)B. when he will come backC. where will he come backD. where he will come back解析：特殊疑问句作宾语从句，要用陈述句语序。故选B

哦，回答的不错