there is danger 与 there is dangeroushealth 是名词healthy是 形容词为什么 要用keep healthy 而不用 keep health 还有就是 there is danger 和 there is dangerous 的区别级用法题:Here we shall find how a rabbit tells the other rabbits that there is —横线那为什么 要用danger 而不用dangerous 我有点混淆,希望 老师们 讲下
问题描述:
there is danger 与 there is dangerous
health 是名词
healthy是 形容词
为什么 要用keep healthy 而不用 keep health
还有就是 there is danger 和 there is dangerous 的区别
级用法
题:Here we shall find how a rabbit tells the other rabbits that there is —
横线那为什么 要用danger 而不用dangerous
我有点混淆,希望 老师们 讲下
答
keep 是系动词后面跟形容词表示保持一种状态
there be 结构后面只能加名词作为表语‘存在有…’