I don't know what to do.Do you have any _____(idea).用单数还是负数

问题描述:

I don't know what to do.Do you have any _____(idea).用单数还是负数

它做为“主意,意见,信念”为可数名词.作为”印象,感想,模糊的想法,想象”等为不可数名词”.在这里是想法的意思,是不可数名词.
any用于否定和疑问,后面接可数名词的复数或者不可数名词.