-- Sorry, it's already 6 o’clock. I have to be off for an appointment. --- OK. ________.  
#1794
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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----Have a good trip!         -----___________.
#22903
A
Yes,please.
B
Thank you.
C
You’re welcome.
D
The same to you.
—Can I use your tape recorder for a while?—Yes, ____________.
#3059
A
go ahead
B
it’s up to you
C
that’s all right
D
not at all
 ---I’m going to spend the holiday in a small town near the sea. ---______.
#21744
A
Congratulations
B
That’s true
C
Have a good time
D
That’s nothing[
--- Sorry, it's already 6 o’clock. I have to be off for an appointment. ---OK. ________. 
#1571
A
It couldn’t be better
B
You really have me there
C
Let’s call it a day
D
Take your time
—Do you mind if I close the window? —____.We should let in more fresh air.
#2890
A
Yes, go ahead.
B
Of course not.
C
I would like to close it.
D
I’d appreciate it if you don’t.