请选择DCBA-p/[+p2b7i0`-i6Z'D2g(w8f Unless it ________ , we’ll visit Shanghai Wild Animal Park this weekend.7`2B/B0A6g)v8L+l5v5s1v
A. rains7`2B/B0A6g)v8L+l5v5s1v
B. will rain7`2B/B0A6g)v8L+l5v5s1v
C. hasn’t rained7`2B/B0A6g)v8L+l5v5s1v
D. is raining7`2B/B0A6g)v8L+l5v5s1v