—Can you work out this math problem? —Yes. ______ 
#21495
A
It’s a piece of cake.
B
Do please.
C
It’s too hard.
D
Well done!
推荐题目
 --- Shall we go to Xufu Cultural Fair right away? --- ______.
#3357
A
It’s your opinion
B
I don’t mind
C
That’s your decision
D
It’s all up to you
—How long will you be staying?—I don’t know.______.
#3054
A
That’s OK
B
Never mind
C
It depends
D
It doesn’t matter
Who will take charge of the class when I am away?——                 .
#3082
A
It’s up to you
B
You are welcome
C
No problem
D
Thank you
— Would it bother you if I talked to you for a minute? — ____.
#3990
A
Yes, please
B
No, I don’t
C
Yes, please don’t
D
Not at all