尊敬的老师好，Fruits and vegetables are healthy.等于 fruits and vegetables are good for you,为什么不是good for health?

【答】

正确：Fresh air is good for your health.  新鲜空气有益于健康。

       （摘自《英汉多功能词典》新编升级版）

错误：Fresh air is good for health. 

正确：Fruits and vegetables are healthy.

正确：Fruits and vegetables are good for you,

正确：Fruits and vegetables are good for your health. 

错误：Fruits and vegetables are good for health.