—The Mars-500 test will take about 520 days. —__________  I hope it goes well.
#24510
A
It’s a pleasure.
B
Good luck!
C
That’s OK.
D
Congratulations!
推荐题目
—Can you tell me Sam’s telephone number?—   . Who is Sam? The newcomer? 
#1044
A
I think so
B
That’s OK
C
I’d rather not
D
I’m afraid not
—It looks heavy. Can I give you a hand?—________.
#855
A
Thanks, but I can manage it
B
Yes, my pleasure
C
No, never mind
D
Yes, I do
--- Albert, I have a favor to ask you. --- _______.
#2211
A
It’s a pleasure
B
Go ahead
C
Help yourself
D
It doesn’t matter