问题

Tom 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: