As as中间一般用形容词或者副词的原级形式表示同级比较。
例如
I can jump as high as you, Which is beyond my imagination.
Our school is as beautiful as yours, which has been reported in the paper.
Some boys in our class can play football as well as the famous star.
as+形容词/副词+as;as+形容词+a+单数可数名词+as;as...as,中间加形容词或副词的原级,因为as...as是同级比较,然后看下是系表还是动副,确定中间加的是形容词或副词
一、做名词时,指一种古罗马钱币,译为阿斯,这个用法比较罕见,可以忽略。
二、as用作介词:
第一种同like,意思是“像,如同”,例如:
The bomb was disguised as a package. 炸弹伪装成一个包裹