Have a smoke, will you?
How about a cigarette?
You want a cigarette?
Do you have cigarettes?
Do you have a light for a cigarette?
Do you mind my smoking here?
Do you mind if I smoke here?
Could I smoke here?
She can't quit smoking.
My father smokes several packs every day.
He smokes at least three packs each day.
Smoking is harmful to your health.
Smoking will do harm to your health.
Smoking does harm to health.
A: Honey, I think you should quit smoking.
B: Why? You said I was hot when smoking.
A: But I want you to be fit.
B: Smoking is harmful to health. I know.
A: Check out this article. It says smoking can lead to lung cancer.
B: I don't believe it.
A: But you know that smoking does harm to health, right?
B: Of course I know it. But you know, it's hard to quit smoking.
A: Stop beating around the Bush. Will you quit or not?
quit one's job辞职
be harmful to表示“对...有害”；还可以说"do harm to"
check out表示“查看；调查；退房”等。在酒店退房时可以说："Check out, please."或"I'd like to check out."
Check it/this out可以翻译为“仔细讨论；查看清楚”
Maybe we need to go down to the library and check it out.
I will reply to you as soon as I check it out.
Eating too much sugar can lead to health problems.
beat around the bush“旁敲侧击；说话绕圈子”
Stop doing something“停止做某事”