You'll be sorry if I catch you!

要是让我抓着，你会后悔的！

I'll happily help, if I can.

如果我能帮忙，我倒很乐意。

I should look out if I were you!

如果我是你，我就会小心的。

She asked if I would help.

她问我是否会帮忙。

Alex asked me if I wanted a massage.

亚历克斯问我是否需要一次按摩。

I wouldn't mess with him if I were you.

我要是你就会离他远点儿。

She sometimes asks if I want a back rub.

她有时问我是否想要一次背部按摩。

I don't know if I can come but I'll try.

我不知道是否能来，但我尽可能来。

I'm really sorry if I said anything wrong.

真抱歉，如果我有说错的地方。

I should wait a little longer, if I were you.

假如我是你的话，我会再等一会儿。

I'm damned if I know who he is.

我根本不认识他。

I am sorry if I disturbed you.

很抱歉，打搅您了。

If I may just add one thing...

我想再补充一点…

Is it okay if I come by myself?

我独自来行吗？

'And if I say no?' she ventured.

“那么我要是说不呢？”她试探说。

If I might just say something...

要是叫我说…

If I don't win it's no big deal.

我输了也没关系。

Do you mind if I open the window?

我开开窗户好吗？

I don't feel as if I belong here.

我在这里感觉格格不入。

You look lovely, if I may say so.

我觉得你看上去很可爱。

Do you mind if I turn the TV off?

我关上电视可以吗？

Do you mind if I join you?

我和你们在一起，可以吗？

Mind if I bum a cigarette?

讨根烟抽，不介意吧？

Is it OK if I borrow the car, Dad?

爸爸，借用一下汽车好吗？

Do you mind if I put some music on?

我放点音乐你不介意吧？

I'll see if I can call her for you.

我试试看能不能帮你叫她来。

I don't know if I can get it clean.

我不知道我能否把它清理干净。

Is it OK if I leave now?

我现在离开，可以吗？

If I don't get more money I'll quit.

不给我加薪我就辞职。

Do you mind if I smoke?

我抽烟你介意吗？