问题
Mike wants to know if ________ a picnic tomorrow.—- Yes. But if it ________, we will visit the museum instead.
A:you have; will rain
B:you will have; will rain
C:you will have; rains
D:will you have; rains
B:you will have; will rain
C:you will have; rains
D:will you have; rains
正确答案是：
