What to go swimming in a river in summer!A. fun is itB. funny it isC. a fun it isD. fun i

问题补充：

What to go swimming in a river in summer!

A. fun is it

B. funny it is

C. a fun it is

D. fun it is

答案：

A. fun is it

B. funny it is

C. a fun it is

(答案→)D. fun it is

解析：考查词性。名词fun是不可数名词，用陈述语序。funny为形容词，要用how，故选D。