We don’t know If it . If it we won’t go out for a walk.A. rains; will rain B. rains; rain

问题补充：

We don’t know If it . If it, we won’t go out for a walk.

A. rains; will rain

B. rains; rains

C. will rain; will rain

D. will rain; rains

答案：

A. rains; will rain

B. rains; rains

C. will rain; will rain

(答案→)D. will rain; rains

解析：本题考查时态。本题考查条件从句，主句用将来时，从句用一般现在时代替将来时。故选D。