—Can you come here again next Sunday evening—Sorry, I （）.
A: may not
B: can’t
C: mustn’t
A: may not
B: can’t
C: mustn’t
举一反三
- --____I put my coat here? ----Sorry, you ______. A: Must; mustn’t B: Do; don’t C: Can; needn’t D: May; can’t
- —Can you come to my birthday party on Sunday? A: can't B: couldn't C: mustn't
- Will you answer the phone? It _____ be your mother.--- Sorry, I ______. I'm busy . A: may, can B: can, mustn't C: may, won't D: should, will
- - Excuse me, can I smoke here？-_________. A: You mustn't B: No C: You'd better not D: I'm sorry, you can
- --May I use your computer ? ---Sorry,you _____.It doesn’t work now. A: mustn’t B: may C: can’t D: needn’t