english(20) about as

SEE MY COMMENTS IN BLOCK LETTERS BELOW:

what is the meaning of 'we are going to have to move out as soon as
possible.' ?

IT MEANS "我們將會需要盡快遷出“

And I want to ask how to use 'as' ?

IT'S HARD TO EXPLAIN, 'AS' IS SO FREQUENTLY USED .

When we use 'as' ?

USE WHEN NECESSARY.

what is the meaning of 'as' ?

SEE BELOW FROM YAHOO DICTIONARY:
ad.
1. 跟...一樣地,同樣地
Sam is as rich as Alexander.
山姆像亞歷山大一樣富有。
2. 如同;例如
Such animals as foxes and squirrels have bushy tails.
有些動物,如狐和松鼠,有蓬鬆的尾巴。
prep.
1. 作為,以...的身分
She works as an interpreter in that company.
她在該公司裡擔任翻譯員。
2. 當作
She didn't think much of him as a painter.
她對他作為一位畫家評價不高。
3. 像;如同
The old woman was dressed as a young lady.
這位老婦人打扮得像一位年輕人。
conj.
1. 像...一樣;依照;像
You ought to do as Paul tells you.
你應按照保羅吩咐的做。
The work is not so difficult as you imagine.
這工作不像你想像的那麼困難。
2. 當...時
As she left the room she remembered that book.
她離開房間時想起了那本書。
3. 隨著
As the sun rose the fog dispersed.
太陽一出來,霧隨之消失。
4. 因為
We didn't know what to do as we were just visiting there.
我們不知道該怎麼辦,因為當時我們僅僅在那裡作訪問。
5. 雖然
Tired as he was, he sat up late.
他雖然疲倦,可仍然很晚才睡。
pron.
1. (與such, the same, as等連用,引導關係子句)與...相同的事物(或人)
He has earned as much money as I have.
他賺的錢和我賺的一樣多。
She felt just the same as he did.
她和他的感受相同。
There is a general rise in prices such as occurred in the late 60's.
物價普遍上漲,跟六十年代末一樣。
2. (引導子句,對前述內容作補充)本情況,該事實
She has married again, as was expected.
她已再婚,這是意料中的事。
We are tired, as anyone can see.
我們累了,這是有目共睹的。

係解 [如同]。

e.g.

i am as lazy as Tom.

我同Tom一樣咁懶。

you are as crazy as a monkey。

你同猴子一樣咁瘋癲。

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