戒煙的用法和樣例：
例句
-
你應該戒煙，我去年就戒掉了。
You ought to give up smoking; I gave it up last year. -
你必須戒煙，更重要的是，你該開始運動。
You must quit smoking. Most important of all, you should start taking exercise. -
他發誓要戒煙。
He swore to abstain from smoking. -
研究表明，男人比女人更容易戒煙。
Research indicates that men find it easier to give up smoking than women. -
你愈早戒煙愈好。
You cannot quit smoking too soon.
