2、be good for意為 “對(duì)……有好處、能”。
例：Running is good for your health. 跑步對(duì)你身體有好處。
3、be good with意為“靈巧的；與……相處得好”。
例：He is very good with the children. 他與這些孩子處得很好。
4、be good to意為“對(duì)……友好”。to后一般接表示人的代詞或名詞，其中g(shù)ood可用friendly代替。
例：Miss Li is very good/friendly to us student. 老師對(duì)我們學(xué)生非常好。
5、Be good! 好好的！別淘氣！聽(tīng)話，用于口語(yǔ)交流中。
例：I'll be good, I swear! 我會(huì)聽(tīng)話的，我發(fā)誓！
近義詞：
1、be good with=get on well with與……相處得好
例：He is very good with the children.=He is getting on with the children.他與這些孩子處得很好。
2、be good at=do well in
例：I guess I can do well in myself! 我想我會(huì)做好我自己的！
反義詞：
1、be good for反義詞是be bad for，對(duì)……有壞處
例：Watching TV too much is bad for your eys視看得太多對(duì)你的眼睛有害。
2、be good to反義詞是be not good to或be bad to，對(duì)待……不好。
例：The son is not good/bad to his old parents. 兒子對(duì)他年老的父母不好。