25 БАЛЛОВ,РЕШИТЕ!!! БУДУ БЛАГОДАРНА!!!

a) A: Exuse me!
B:Yes?
A:Do you have a pen?
B:I'm sorry. I don't.
A:That's OK.
b)A:Can I close the window? It's very cold.
B:Yes, of course.
c) A:I'm sorry. I'm late. The traffic is bad today.
B:Don't worry. Come and sit down.

A:Excuse me
B:Yes?
A:do you have a pen
B:I m sorry
A:That's OK
B)A:Can I close the window?It's very cold
B:Yes,of course