Question

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

Answer 1

A

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。