—  I really don’t know how to thank you enough.  —  _____. 
#1527
A
No problem
B
Think nothing of it
C
Not at all
D
It doesn’t matter
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--Welcome to our fashion show! --_____________.
#23576
A
Thank you
B
That’s all right
C
It doesn’t matter.
D
No, thanks.
—What sign is often found in the library?—_______ .
#21990
A
NO PHOTOS
B
THIS SIDE UP
C
KEEP QUIET
D
NOT AT ALL
---I’m going to San Francisco for a couple of days. ---_________. I wish I could get away for a while.
#2613
A
It doesn’t matter
B
I can’t agree more
C
I really envy you
D
Forget it