老太太很担心，尽管她注意到他脸上的微笑。
The old lady was worried, even though she noticed the smile on his face.
有些人担心媒体对公众人物的广泛报道会分散人们对真正重要问题的注意力。
Some people worry that the wide media coverage about public figures will distract people's attention from really important issues.
法默非常担心需要提醒公众注意糟糕的安全状况，到目前为止，事实证明他是对的。
Farmer is very concerned about the need to alert the public to poor security and, so far, events have proved him right.
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