题目内容：

Jim doesn't run as fast as Linda.还是 Jim doesn't run as fast as Linda does.

优质解答

两个都对!
第一句是简单句
第二句是复合句,as Linda does 作方式状语从句
如“你和我一样大”有三种说法：
You're as old as i
You're as old as me
You're as old as i am.