----Are you sure it’s going to snow this weekend? ---- .
A. I don’t think
B. I think not so
C. I don’t think about it
D. I don’t think so
网友回答
A. I don’t think
B. I think not so
C. I don’t think about it
(答案→)D. I don’t think so
解析：句意：你确信周末会下雪吗？我认为不会下。我认为不是这样的，有两种表达：I think not / I don’t think so，所以选D。