---Must I clean the floor now? ---__________. It is too dirty.
#17377
A
Yes, you needn’t
B
No, you needn’t
C
No, you mustn’t
D
Yes, you must
推荐题目
—Could I use your bike for today, Sam? —_____. I’m not using it. 
#17442
A
Sure, go ahead
B
I have no idea
C
No, you can’t
D
Never mind
---- Would you mind putting out your cigarette?---- ________, I forget it’s No—Smoking Day.
#17432
A
Not at all
B
It doesn’t matter
C
Yes, please
D
Just a little
----May I use your bicycle, Debby?----    . It’s broken.
#17395
A
Yes, please.
B
I’m afraid not
C
Sure
D
No, thanks
—My alarm doesn’t work now. Could you help me fix it?—___________.
#17439
A
No hurry
B
I don’t care
C
No problem
D
I’m sorry to hear that
—Would you mind opening the door? It’s hot outside.________. —_____________.
#17429
A
Certainly not
B
Yes, please
C
Sorry, I won't
D
Thank you