It _______ John. He has gone to Beijing.
A: must be
B: mustn’t be
C: can be
D: can’t be
A: must be
B: mustn’t be
C: can be
D: can’t be
举一反三
- It ____ be the headmaster. He has gone to America. A: mustn't B: can't C: could D: needn'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
- He must be in the classroom, _______ he? A: mustn’t B: can’t C: isn’t D: can
- He ____ Tokyo, for I saw him a short time ago. A: must have gone to B: mustn't have been to C: can't have gone to D: can't have been to
- Ellie __________ to the beach. She hates being in the sun. A: can't have gone B: must have gone C: mustn't have gone D: can't go