问题描述: He is always worrying about his son. worrying可以换成worried吗?为什么? 1个回答 分类:英语 2014-12-02 问题解答: 我来补答 可以,worrying 是现在进行式动词,换成worried后变成了形容词.He is always worrying about his son.他总是在担心(动词)他的儿子.He is always worried about his son.他总是为了儿子忧心忡忡(形容词). 展开全文阅读