I haven`t __B__ idea what they are going to do with the airport which is no longer in use.A.a slight B.the slightest C.any slight 为什么选B

问题描述:

I haven`t __B__ idea what they are going to do with the airport which is no longer in use.
A.a slight B.the slightest C.any slight
为什么选B

I haven't the slightest/faintest/vaguest idea=I have no idea at all.是固定用法,我根本不知道...