— I cannot find Tom anywhere.— He _________ have been off long. I heard him make a call just now.
A: shouldn't
B: can't
C: mustn't
D: needn't
A: shouldn't
B: can't
C: mustn't
D: needn't
举一反三
- 3. —I cannot find Tom anywhere. —He _____ have been off long. I heard him make a call just now.
- Mary _______ be at home. I saw her in the library just now. A: mustn’t B: needn’t C: shouldn’t D: can’t
- 10. I didn't see him at the party yesterday. He ______ it. A: needn't have attended B: shouldn't attend C: mustn't attend D: cannot have attended
- I didn't see him in the meeting room yesterday. He ______ at the meeting. A: mustn't have been B: shouldn't have spoken C: needn't have spoken D: need not doing
- Must I hand in the paper right now No, you ______ A: mustn't B: needn't C: can't D: shouldn't