worry的形容词性

双语例句：

1、worried：

All he's worried about is his own hide.

他所担心的'只是他自己的生命安全。

Why did you get worried about such a thing?

你为什么对这样一件事发愁呢？

2、worrying：

Equally worrying is the low level of learning.

同样令人担忧的是学习程度较低。

You should stop worrying about it.

你该不要再为此事担忧了。