---Everybody is playing on the playground. Can I join them , Miss Lin? --- __________________   Not until you have completed the Maths exercises. 
#17383
A
Why not?
B
Will you?
C
I hope so.
D
I’m afraid not.
推荐题目
-Are you coming to my birthday party?-__________
#17470
A
You bet!
B
Never mind.
C
Much better!
D
What a pity!
—Would you mind if I sit here?—_________. It’s for Miss Zhang. 
#17452
A
Better not
B
Never mind
C
Not at all
D
Of course not
--- I don’t think teenagers should drive cars.--- _______. They aren’t serious enough.
#17331
A
I agree
B
I don’t agree
C
I think
D
I don’t think