He _____ have left the campus, for I saw him in the classroom just a minute ago.
A: mustn’t
B: shouldn’t
C: couldn’t
D: oughtn’t
A: mustn’t
B: shouldn’t
C: couldn’t
D: oughtn’t
举一反三
- - “She must be in the dormitory now.”- “No, shebe there. I saw her in the classroom a minute ago.” A: mustn’t B: can’t C: C. couldn’t D: D. wouldn’t
- – He___ be in the classroom, I think .—No, he ___ be in the classroom. I saw him go home a minute ago. A: can; may not B: must; may not C: may; can't D: may; mustn't
- I saw Mr. Wang a moment ago. He _____ to America. A: mustn’t go B: can’t go C: mustn’t have gone D: couldn’t have gone
- I talked with Julia in the classroom just a minute ago. She _____ to the cinema. A: hadn’t gone B: shouldn’t have gone C: can’t have gone D: wouldn’t have gone
- I was really anxious about you. You home without a word. A: mustn’t have B: shouldn’t have left C: couldn’t have left D: needn’t have