— hard work you have done!— It’s very kind of you to say so.A. WhatB. HowC. What a D. How

问题补充：

— hard work you have done!

— It’s very kind of you to say so.

A. What

B. How

C. What a

D. How a

答案：

(答案→)A. What

B. How

C. What a

D. How a

解析：句意：你工作的多么努力啊！你能那么说，真的是太好了。work工作，不可数名词，用what引导，故选A