•I'm a bit concerned about/for your health.我有点担心你的健康。

•[+ (that)] Aren't you concerned (that) she might tell someone?难道你不担心她会跟别人讲吗？

•[+ to infinitive] He was concerned to hear that two of his trusted workers were leaving.听到他信任的两名工人要走，他感到担忧。

•Concerned parents have complained about the dangerous playground.忧心忡忡的家长抱怨那个儿童游乐场太危险。

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•I'd like to thank everyone concerned for making the occasion run so smoothly.我要感谢为本次活动顺利进行而付出努力的所有相关人员。

•It was quite a shock for all/everyone concerned.与此有关的人都很震惊。

•Her job is something concerned with computers.她的工作跟电脑有关。

•I'm not very good where money is concerned (= when dealing with money).我不太会理财。

•As far as I'm concerned, feng shui is a load of rubbish.在我看来，有关风水的说法根本就是一派胡言。

•As far as unemployment's concerned, a change of government would be a good idea.就失业问题而言，更换政府会是个好主意。

•Today's lesson is concerned with punctuation.今天的课是关于标点符号的。