题目内容：

— You look sad,Kate.— Yeah,I have made ______ mistakes in my report.是选few还是a few

优质解答

a few 一些
（ few表示否定,‘几乎没有’与句意不符）

追问：

It’s easy ______ the problem. A. for him solve B. for him to solve C. of him solving D. of him to solve 选什么？为什么？