载重汽车的场内运输单行道宽度不得小于()。
A.2.5m
B.3.0m
C.3.5m
D.4.0m
参考答案:C
—Do you think it will snow tomorrow?
—_______. [ ]
A. Yes, I think it
B. I'm afraid so
C. I'm afraid of it
D. I don't hope so