We all have two ears and one mouth so we can listen ___

试题详情及答案解析

We all have two ears and one mouth so we can listen _____we speak.

A．as twice as much	B．twice as much as
C．much as twice	D．as much twice as

答案：B

试题分析：句意：我们都有两只耳朵一张嘴巴，所以我们听到的是我们说的两倍那么多。倍数+as much as,表示几倍那么多。因此，选B。
考点：考查比较等级。