游离移植的皮瓣组织毛细血管充盈反应迟缓，超过5秒钟或不明显，是动脉痉挛及栓塞的表现。()

We can't have lunch at the restaurant, because __________.

A．not all of us have money

B．all of us don't have money

C．everyone of us don't have money

D．none of us has money