【题目】A： is it from our college to the underground station?
B： About half an hour’s bus ride. Shall we go there by taxi?
A. How long B. How far
C. How often D. How much
在线课程【答案】B
【解析】
试题分析：句意：从大学到地铁站多远？大约一个小时公共汽车的路程。我们打的去那吗？How long多长时间；How often多久一次；How much多少钱。How far多远。结合句意，故选B