—Look at the clouds! I think it’s going to . —Oh we have to run home.A. snow B. raining C

问题补充：

—Look at the clouds! I think it’s going to .

—Oh, we have to run home.

A. snow

B. raining

C. rain

D. snowing

答案：

A. snow

B. raining

(答案→)C. rain

D. snowing

解析：根据后文内容—Oh, we have to run home.，可知答案为C，表示将要下雨，符合题意。故选答案为C