kind of 都可修饰举例修饰不可数：I have a kind of feeling this might happen. (隐约觉得）
I have a kind of suspicion that she told a lie. (有点儿）
a bit of 后面加不可数名词
只是a little bit 是口语当中常用到的,外国人特喜欢说话时用到a little bit,书写中常用a little
a few 和few 修饰可数名词