as的六種用法，as的六種方法分別是什麼呢

1、當as作介詞時意思是“作爲”，例句爲：French is known as the most beautiful language in the world.意思爲：法語以世界上最優美的語言著稱。

2、當as做關係代詞時，引導定語從句，例句爲：This is the same game as I played yesterday.意思爲：這和我昨天玩的遊戲一樣。

3、當as作連詞時，引導原因狀語從句時，所表達的意思爲因爲，例句爲：As rain has fallen the air is cooler.意思爲：因爲下過雨，所以空氣比較涼爽。

4、當as作連詞引導讓步狀語從句時，意思是“儘管，雖然”，例句爲：Young as he is， he has been one of the most famous painters in our country.意思是：雖然他還很年輕，但是已經成爲我國最有名的畫家之一。

5、as做連詞固定搭配as…as，例句爲：My sister is as tall as me.意思是我姐姐和我一樣高。

6、當然是作連詞時，引導時間狀語從句，例句爲：My mom was cooking fish as I arrived home.意思爲：當我到家時我的媽媽正在做魚。