1 . —Hey, can I ask you a favor?
—Sure, ______

A．here you are.	B．just as I thought.
C．how is it going?	D．what can I do for you？

2 . —Excuse me, but could I trouble you for some change?
—_______. Will pennies do?

A．I know	B．Never mind
C．I am sure	D．Let me see

3 . —Oh, must you? Stay a bit longer. It’s been such fun having you.
—_________. I’ve got an early start tomorrow morning.

A．No problem

B．All right

C．Thanks anyway

D．Never mind