worry的用法：
worry作动词用法：
（1）worry about/over sb./sth.担心；担忧；发愁
Don't worry about me. I'll be all right.
别为我担忧。我会没事的。
（2）worry sb./yourself（about sb./sth.）使担心；使担忧；使发愁
What worries me is how I am going to get another job.
使我发愁的是如何再找到工作。
He's worried himself sick (= become extremely anxious) about his daughter.
他的女儿可把他愁坏了。
（3）worry sb.（with sth.）骚扰；烦扰；使不安宁
The noise never seems to worry her.
这噪音似乎从不让她厌烦。
worry作名词用法：
（1）不可数名词 担心；忧虑；发愁
The threat of losing their jobs is a constant source of worry to them.
丢掉工作的.威胁时常使他们忧心忡忡。
（2）可数名词worry about/over sth.;worry for/to sb.令人担忧的事；让人发愁的事
Mugging is a real worry for many old people.
行凶抢劫确实令许多老人心神不安。