be good for等于什么?be bad for=be harmful to,be good for=?快啊,

be good for等于什么?be bad for=be harmful to,be good for=?快啊, be good fun等于be什么? be good at 等于什么? be good to和be good for有什么区别? be likely to等于be什么 for be good for后加什么 be good for等于什么?be good for 等于什么其他句型?例如:Eating is good for your health._______ ______ is good for your health._______ _______ for your health _______ ________ .要是改成 somking be good for 造句 be good for 造句 Be good for be good for是什么意思 be good for反义词? be good for be good of 区别 be good for 和 be good to be good for,be good at, be in good health 等于什么? Be good for ,Be good at与Be good to 的区别这三个有什么不一样啊 be good for放句首,be变吗.