it is to skate on real ice in winter!A. What funB. What a funC. How funD. How a fun

问题补充：

it is to skate on real ice in winter!

A. What fun

B. What a fun

C. How fun

D. How a fun

答案：

(答案→)A. What fun

B. What a fun

C. How fun

D. How a fun

解析：本题是感叹句，fun为不可数名词，用what修饰，故本题选A。