看美剧学英语高频短语：Do any good
Do any good: To improve (something) or have any beneficial effect. Often but not always used in the negative.Improve a situation or effect a favorable result, as in Tell me if this new medicine does any good. A negative version, do no good, is slightly older (late 1600s); for example, All his explanations will do no good.中文释义：do any good短语中do是起强调作用，any 是在疑问或者否定句中用的,表示任何,一些等意思，因此do any good(for sb)通常在疑问句或者否定句中表示对某人...有利或者有好处,也可以表示对某事物起作用，有益处。例句：We won't be able to tell if the medication did any good until your next appointment.（在你下次约见之前，我们无法判断药物是否有效。）引申一些和“good”有关的常用表达：do sb good，意为对某人有利；for good（for good and all的缩版），意为“永远地；一劳永逸地”；I'm good，意为不用了/ 我很好；forgood measure，意为有备无患，额外做…
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