问题
Mrs. White, when shall we go for a picnic?—If it _____, we _____ for a picnic in the park tomorrow.
A:rains；will go
B:will rain；go
C:doesn’t rain；will go
D:doesn’t rain；go
B:will rain；go
C:doesn’t rain；will go
D:doesn’t rain；go
正确答案是：
