(2013·山东,23)—How far can you run without stopping?—________.I've never tried.
#993
A
Don't mention it
B
That's all right
C
I have no idea
D
Go ahead
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Let me help you cross the street.  ----- _________! I’m not that old.
#1496
A
Take your time
B
No way
C
Come on
D
Go ahead
--Excuse me, Can I borrow your bike and keep it for two hours?---____.
#3809
A
Yes, please
B
NO, thanks
C
Yes, I can
D
Sure
——We must thank you for taking the trouble to cook us a meal.——____.
#3978
A
With pleasure
B
It doesn’t matter
C
It was no trouble at all
D
By all means