--_____ to the United States?

　　--No, never. But I went to Canada a few years ago.

A．Have you been

B．Have you gone

C．Did you go

D．Will you go

对下列（）人员，不得适用继续盘问。

A.丁某，刚满17周岁

B.吴某，正在怀孕

C.胡某，患有精神病

D.罗某，残疾人