为什么要把keep和healthy连在一起用

为什么要把keep和healthy连在一起用 keep healthy和stay healthy的区别 keep healthy 为什么不用health? keep healthy,keep为什么可以改stay? keep you healthy 还是keep you to be healthy 为什么? keep fit和keep healthy区别? 到底应该是keep health还是keep healthy呢?如果是keep health又哪来的keep healthy这种说法?如果是keep healthy那为什么我在“知道”里看到How to keep health?这种句子呢? is the best way （to） keep healthy中healthy为什么前面要加to keep us healthy后面为什么用healthy还有us 英语health和healthySo we must have enough food to keep healthy.为什么用healthy而不用health? keep后面为什么可加healthy?形容词怎能用在动词后面?那么stay后面是接health还是healthy? stay healthy与 keep healthy用法和区别 stay healthy和keep healthy有没有区别 用keep healthy和plenty of.造句 Doing exercise can help us keep healthy 为什么要用doDoing exercise can help us keep healthy 为什么要用doing keep healthy和keep in good health有区别吗 英语keep healthy 和 keep fit 的区别是啥 help sb to keep healthy 还是help sb keep healthy?为什么?