_____I borrow your pencil, please?
Can / May / Do you mind if
Sure, go _______
ahead
Would _____ I sat here?
you mind if
Actually, I do _____
mind
Sorry, that’s not ______
possible
No, I’m afraid _____
you can’t
Yes, of _____
course
Do _____I open the window?
you mind if
No, I’m _____
sorry / afraid you can’t