--- 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
推荐题目
—I'm sorry. I didn't spill the juice on your clothes on purpose.—         
#2840
A
Don't mention it.
B
How come?
C
So what?
D
Go ahead.
 ---Could I ask you a rather personal question? -Sure_______.
#893
A
pardon me
B
go ahead
C
good idea
D
forget it
---Simon, I’m going to Beijing with my parents tomorrow.   ---______!
#53126
A
Have fun
B
Best wishes
C
Never mind
D
Cheer up
——I have a sore thoat.——________.
#21657
A
You should go to bed
B
That’s a good idea
C
Drink some hot tea with honey
D
No problem