是不是都可以 1 keep us stay healthy 2 keep us live healthy

是不是都可以 1 keep us stay healthy 2 keep us live healthy keep healthy,keep为什么可以改stay? keep us healthy后面为什么用healthy还有us keep healthy=stay healthy吗? keep healthy和stay healthy的区别 keep healthy/stay healthy的中文翻译是什么? It is important for us to keep healthy 改为同义句 将keep healthy 改 It's very important for us to keep healthy D()can help us keep our teeth healthy We must __(have) enough exercise ___(keep) us healthy It's______（well)for us to keep healthy. keep us healthy是什么词修饰什么词?