Look! The traffic light has turned red. We___ stop and wait .()
A: can
B: can’t
C: must
D: mustn’t
A: can
B: can’t
C: must
D: mustn’t
举一反三
- It is cold in the room. They ____ have turned off the heating. A: must B: can C: mustn’t D: can’t
- It _______ John. He has gone to Beijing. A: must be B: mustn’t be C: can be D: can’t be
- — The red dress（__）be Linda’s, but I’m not sure. — No, it（__）be. It is too small for her. A: may, mustn’t B: may, can’t C: can’t, may not D: must, can’t
- “<br/>_____ he be watching TV now?” Yes, he _____ be watching TV<br/>now.” <br/>No, he _____ be watching TV now.” A: Must; can; mustn’t B: Can; must; can’t C: Must;<br/>must; can’t D: Can; can; mustn’t
- Mum, ____ I go for a swim now? No, you ____. You’ve just had lunch. A: must…mustn’t B: can…must C: must…can’t D: can…mustn’t