--- Let’s go fishing if it this weekend .
--- But nobody knows if it .
A. is fine , will rain
B. will be fine , rains
C. will be fine , will rain
D. is fine , rains
网友回答
(答案→)A. is fine , will rain
B. will be fine , rains
C. will be fine , will rain
D. is fine , rains
解析：考查if的用法。由if引导的条件状语从句，从句中用一般现在时。而if引导一般疑问句作宾语从句可以用一般将来时，故选A.