Would you mind doing…
Would you mind if I did…
Do you mind if I do…
Yes, you’d better not. /Yes, It’s not allowed./I’m sorry, but I do.
No, certainly not./ of course not. /Not at all. /Not a bit.
No, go ahead.
Would you mind my smoking here?= Would you mind if I ______ here?
= Do you mind if I ________ here?