as … as意为“与……一样”,其中的第一个as为副词,其后通常接形容词原级或副词原级,第二个as用作介词,后接名词或代词,如:She is as tall as you. 她和你一样高。
使用时应注意:在该结构的两个as之间通常接形容词或副词的原级,但若涉及数量或程度,可用“as much 不可数名词 as”或“as many 复数名词 as”,如:I got as many apples as you did. 我得到的苹果和你一样多。Example: My younger sister is as tall as me.我妹妹和我一样高。Example: John runs as quickly as Chris.约翰和克里斯跑得一样快。Example: You haven't got as much money as I thought.你不像我想象的有那么多钱。Example: You've made as many mistakes as I have.你犯的错误和我犯的一样多。