----Mum, ____ I watch TV now? ----No, you ____. You _____ finish your homework first.
#77312
A
may; can’t; must
B
can; can’t; may
C
must; needn’t; must
D
may; mustn’t; can
推荐题目
I ______ follow you. Would you please repeat it?
#74196
A
can’t
B
mustn’t
C
needn’t
D
shouldn’t
—Send me an e­mail when you are free, will you?—________.
#62584
A
I must  
B
I will  
C
I can  
D
I should
 ---- Have you ________ Tim to go with us'? ---- No. He wants to but he ________ care for his sister because his parents are busy.
#75291
A
regretted; should
B
persuaded; has to
C
contacted, likes to
D
introduced; needs to