They have a____ been there
They have a____ been there
they have been there before.so have i they have been there b
They must have been enjoying themselves there,or they _____
They must have been enjoying themselves there,otherwise they
They have been there for three days.与they have gone there fo
(They must have been there yesterday ,______they?)能用"weren't
Where have they been?
I have been there
have been there
have you been there?
have been there 中文
once they have been told,they are halfway there翻译汉语