—Goodbye, John. Come back again sometime.—Sure. ______.
#2802
A
I did
B
I do
C
I shall
D
I will
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—Have a nice weekend!—________.
#2030
A
The same to you. 
B
You do too.
C
The same as you 
D
You have it too.
 --Cathy, could you come to our art club tomorrow?    --              .
#21132
A
I'm sorry to hear that
B
Sure, I'd love to
C
Never mind
D
Take it easy.
—Do you mind if I smoke here?—______ I feel a bit sick.
#3626
A
Not at all.
B
Why not.
C
Go ahead.
D
I’d rather you didn’t.
— Would you mind my challenging you to a game of chess? — ______.
#2155
A
No, never mind
B
Yes, you are welcome
C
No, go ahead please
D
Yes, I’m expecting