参考答案

正确答案：B
解析：W: I hear it's going to snow this afternoon.
M: Going to snow? The ground is already wet.
Q: What can we learn from the man's reply?
本题为推理判断题。关键词语是going to snow和already wet。男士说地面已经湿了，由此推断一定是已经下雪了。