(2013·河南郑州一模)—Hey, you haven't been acting like yourself. Everything OK?—________.
#943
A
Sure, it is      
B
I'm fine, thanks
C
That's good
D
It's a pleasure
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---Thank you very much for helping me out of trouble, Bob. ----__________.
#2621
A
With pleasure
B
Don’t mention it
C
That’s right
D
I hope so
--Excuse me. Can I ask you some personal questions?     --Sure. ____.
#3591
A
Forget it
B
Fire away
C
No way
D
It just depends
─        , are you Lin Tao?─Oh, no, I’m not.
#23146
A
I’m sorry
B
Excuse me
C
Helle
D
HI