误They didn't have to worry for money.
正They didn't have to worry about money.
析表示“为…着急”或“为…发愁”,可以用worry about sth 的形式,这里的about不能用for代替。
她脸上充满了焦虑。误She had a worrying look on her face.
正She had a worried look on her face.
析形容词worried具有被动意义, worrying具有主动意义, a worried look on her face是“她脸上焦虑的表情”的意思,即她的worried look是由别的事情引起的,所以用worried而不用worrying。
我担心他到哪里去了。误I'm worried where he is.
正I'm worried about where he is.
析be worried about后接宾语从句时,介词about不能省略。
误She has a lot of worry.
正She has a lot of worries.
析worry表示“烦心的事”时用复数。