I would like to drink a cup of water.的语法分析?

问题描述:

I would like to drink a cup of water.的语法分析?

不用分析的那么死,would like to do sth.想要做某事,这个在口语里是常用语句,一般I would like...或者I'd like...
后面的a cup of没什么好说的吧,固定用法.