--Sorry, it's already 6 o’clock. I have to be off for an appointment. --OK. ________. 
#1761
A
It couldn’t be better
B
You really have me there
C
Let’s call it a day
D
Take your time
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 -----I just heard that the tickets for tonight’s show have been sold out. -----Oh no! ______.
#3902
A
I was looking forward to that
B
It doesn’t matter
C
I know it already  
D
It’s not at all interesting
—Thank you very much.—__________.
#22196
A
No, thanks
B
You’re welcome
C
Don’t thank me
D
All right
— I'm mad at what Jack said yesterday. —________! He was just making a joke.
#2595
A
Take your time
B
Lighten up
C
Enjoy yourself
D
Not at all
 –Would you mind my using your dictionary?--__________.
#24618
A
Yes, please
B
Of course not
C
You are welcome
D
My pleasure