healthy的比较级？

　　healthy例句

　　Mary gave birth to a healthy baby girl.

　　玛丽生了个健康的女婴。

　　She was delivered of a healthy boy.

　　她生下一个健康的男孩儿。

　　The company made a healthy profit on the deal.

　　公司在这笔生意中获利颇丰。

　　First, some basic facts about healthy eating!

　　首先，说说健康饮食的几点基本事实！