求教as语法问题

Question

look at these differences as they taken an objective approach to varied perceptions of quality and safety

Answer 1

(1)as...as possible
Please answer my question as soon as
possible.请尽快回答我的问题.
(2)as...as usual/before
She looks as pretty as
before.她看起来和以前一样漂亮.
(3)as long as... (引导条件状语从句)
It took us as long as three years to
carry out the plan.我们花了长达三年的时间才完成这项计划.
(4)as far as
He walked as far as the railway station
yesterday evening.昨天傍晚,他一直散步到火车站.
(5)as well as
She cooks as well as her mother
does.她烧菜烧得跟她母亲一样好.
一些带有as...as结构的常见短语归纳：
as busy as a bee像蜜蜂一样忙碌
as easy as ABC像ABC一样容易
as deep as a well像井一样深
as light as a feather像羽毛一样轻
as soft as butter像黄油一样软
as rich as a Jew像犹太人一样富裕

Answer 2

as：如同，就像

Answer 3

可以的啊，前后要保持一致。追问

这里的as是什么用法啊

这里的as是什么用法啊