as fast as和as soon as的区别是什么？

Question

如题所述

Answer 1

1、意思不同

as fast as和as quickly as意思相同，都表示和…一样快；as soon as意思是一…就…，尽快。如：

A car journey is as fast as a train journey. 乘汽车旅行跟乘火车旅行一样快。

Pug's hopes died as quickly as they had flared. 帕格很快燃起的希望又很快黯淡下去。

As soon as the sun comes out, the mist will pass away. 太阳一出来，雾就会消失。

2、侧重不同

as fast as表示速度快，重在走路、跑步等的速度；as soon as表示时间间隔短，强调时间上很快；as quickly as表示动作，行动上的快，在很短的时间内就作出了回应，一般含有催促之意。

3、搭配不同

as fast as和as quickly as一般用来引导宾语从句或定语从句，后面也可接名词或形容词。例如：I can run as fast as you can. 我可以和你跑的一样快。

as soon as用来引导时间状语从句。若主句是一般将来时，从句要用一般现在时。例如：I’ll tell him the plan as soon as I see him.我一看到他就告诉他这个计划。