经典口语表达：

Have a smoke, will you?

抽烟吗？

How about a cigarette?

来支烟怎么样？

You want a cigarette?

你想要支香烟吗？

Do you have cigarettes?

你有香烟吗？

Do you have a light for a cigarette?

你有火机吗？

Do you mind my smoking here?

你介意我在这里抽烟吗？

还可以说：

Do you mind if I smoke here?

Could I smoke here?

我可以在这里抽烟吗？

She can't quit smoking.

她根本戒不了烟。

My father smokes several packs every day.

我爸爸每天抽好几包烟。

He smokes at least three packs each day.

他每天至少抽三包烟。

Smoking is harmful to your health.

吸烟有害健康。

还可以说：

Smoking will do harm to your health.

Smoking does harm to health.

Conversation:

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?

Notes:

quit表示“停止；戒掉；辞去（工作）”

quit smoking戒烟

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”

例句：

Maybe we need to go down to the library and check it out.

或许我们应该去趟图书馆查个明白。

I will reply to you as soon as I check it out.

我查看后马上给你回复。

lead to“导致”

Eating too much sugar can lead to health problems.

吃太多糖会引起健康问题。

beat around the bush“旁敲侧击；说话绕圈子”

Stop doing something“停止做某事”

Translation:

亲爱的，我觉得你要戒烟了。

为什么？你以前不是说我抽烟的时候很性感吗？

但是我更喜欢你健健康康的。

我知道吸烟有害。

看看这文章，上面说吸烟会导致肺癌。

我才不相信呢。

但是你知道吸烟有害健康是吧？

我当然知道吸烟有害健康，可是戒烟难啊。

别拐弯抹角了，你到底戒不戒烟？