---Don’t climb the ladder. It’s broken. ---______   
#4225
A
Why not?
B
Don’t mention it.
C
OK. Thank you.
D
So what?
推荐题目
---What shall we do tonight then? ---_________--whatever you want.
#2771
A
Help yourself
B
It’s a deal
C
No problem
D
It’s up to you
—Do you think you will fail in the math exam? —_________. I am not good at it at all.
#21706
A
I think not
B
I’m afraid not
C
I’m afraid so
D
I hope so