We have no idea at all .A. where he has goneB. where did he go C. which place has he goneD

问题补充：

We have no idea at all .

A. where he has gone

B. where did he go

C. which place has he gone

D. where has he gone

答案：

(答案→)A. where he has gone

B. where did he go

C. which place has he gone

D. where has he gone

解析：该题后面接的是同位语从句，应用陈述语序。B选项时态和语序都不对;C项语序不对，搭配也不对（go是不及物动词，应接to）;D项语序不对。