We won’t go to the park if it tomorrow.A. rainsB. has rainsC. rainedD. will rain

问题补充：

We won’t go to the park if it tomorrow.

A. rains

B. has rains

C. rained

D. will rain

答案：

(答案→)A. rains

B. has rains

C. rained

D. will rain

解析：A if从句用一般现在时代替将来时。故用第三人称单数rains。