as名詞as的用法

as的幾種用法：1.做連詞，固定搭配as……as，意思是“和……一樣”2.做連詞，表示“當……的時候”3.做連詞，表示“因為”4.做連詞，表示“儘管”等。

1、as做連詞，固定搭配as……as，意思是“和……一樣”例句：

My sister is as tall as me.

我姐姐和我一樣高。

He runs as fast as me/I. 

他和我跑得一樣快。

She is as beautiful as me/I. 

她和我一樣漂亮。

Being a mother isn't as bad as I thought at first!

做一位母親並不像我當初想的那樣糟！

2、as做連詞，引導時間狀語從句，意思是“當……的時候”

例句：

My mother was cooking fish as I arrived home.

當我到家的時候，我媽媽正在做魚。

I was always hard up as a student. 

我當學生時總是很拮据。

The crowd cheered as she went up the steps to the bandstand. 

當她走上演奏臺的臺階時，人群歡呼起來。

All the jury's eyes were on him as he continued.

所有陪審員的目光在他繼續下去時都集中在了他身上。

3、as做連詞，引導原因狀語從句，意思是“因為”

例句：

As rain has fallen， the air is cooler. 

因為下過雨，所以空氣比較涼爽。

Enjoy the first hour of the day. This is important as it sets the mood for the rest of the day.

享受一天中的第一個小時。這很重要，因為這第一個小時決定當天其餘時間的情緒。

4、as做連詞，引導讓步狀語從句，意思是“雖然，儘管”

例句：

Young as he is， he has been one of the most famous painters in our country.