be good for,例如：医生说这对我们是有好处的.Doctors say it is good for us.do good to,例如：合理的饮食对人们身体有好处.Reasonable diet structure will do good to their health.of benefit to,例如：他的建议对人民有好处.His suggestion is of benefit to the people.profit,例如：进行加工贸易对我们双方都有好处.Do processing business will profit both of us.favor,例如：这些减免只对富人有好处.Those cuts favor the wealthy.