雙語(yǔ)例句：
1、worried：
All he's worried about is his own hide.
他所擔(dān)心的只是他自己的生命安全。
Why did you get worried about such a thing?
你為什么對(duì)這樣一件事發(fā)愁呢？
2、worrying：
Equally worrying is the low level of learning.
同樣令人擔(dān)憂的是學(xué)習(xí)程度較低。
You should stop worrying about it.
你該不要再為此事?lián)鷳n了。