1.主语+谓语（实意动词)+as+副词+as+从句He works as hard as I (do).这里用do代替前面的 work,避免重复,且通常省略.2.主语+谓语（系动词）+as+形容词+as+从句She is as tall as his mother (is)后面的is通常省略.元...