It usually takes much _______ ti

It usually takes much _______ time to fly from one country to another than to travel by train.
A、more
B、less
C、little
D、least
【正确答案】：B
【题目解析】：句意：从一个国家飞到另一个国家的时间通常比乘火车要短得多。因此选B less 较短的，较少的