请问She works better than I.其中than I是什么成分,修饰哪个?

请问She works better than I.其中than I是什么成分,修饰哪个? She works better than I.为什么不是 than me? She plays table tennis better than I. She works far long hours than I do 请问I know you better than he does.与I know you better than him I treat you better than what she does.是什么意思? she is better at English than I am I think she is better than me;she might more good than me to I feel -------better than yesterday I am not better than Better Than I Am 歌词 I like pork better than beef.句中better作什么成分?