— Shall I book some seats for the concert? —______. I’ve done that.
#21142
A
Yes, you may
B
No, you mustn’t
C
No, you needn’t
D
No, you can’t
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—Sorry, Bill, I can't go straight on and spend more time with you in Huangshan. ——_______ 
#1429
A
It was just like you.
B
Isn't it as bad as that?
C
You're really a wet blanket.
D
Accidents will happen.
--May I turn on the TV, Mum? I finish my homework. ---_________. 
#22243
A
Yes, please.
B
No, you’d better not.
C
No, you needn’t.
D
Yes, you must.
 — In order to improve your English, you need to practice more.— ______. Practice makes perfect.
#1975
A
Certainly, go ahead
B
Well, it depends
C
I don’t think so.
D
I couldn’t agree more