1.what...like
what 是 介词 like 的宾语,如：
* What does she look like?她长得怎么样（即他看上去像什么）?
* What did he live like?他生活的怎么样?
2.how...like
how 是程度或方式状语,like 后必须跟有另外的宾语,如：
* How does she look like her mother?她是长得怎么样像她母亲呢?
* How did he live like poor guy?他生活得怎么样像一个穷人呢?