题目

题型：不详难度：来源：

You’d better go there by train. The train ticket is __________the airplane ticket.

A．as cheap three times as	B．as three times cheap as
C．three times cheaper than	D．cheaper three times than

答案

C

解析

考查倍数表达.as +倍数+adj+as表示是……的几倍。倍数+形容词比较级+than，表示比……多几倍。根据题意，你最好乘火车去。火车票比飞机票便宜三倍。故选C。选B不符常理。