I can't drink as much coffee as this. 和I can't drink as much coffee as tea. 这两个句子背后的句型是一样的吗?so/as/such/the same+形容词+名词+as的标准结构都是什么样的?否定式是什么样的?
在肯定句中,不能使用so ...as ...,应该使用 as ... as ;在否定句中,使用 so ...as ... 或者 as ... as 都是正确的。