He ( ) the school. His cellphone is still on the desk.
A: mustn't have left
B: can't leave
C: needn't leave
D: can't have left
A: mustn't have left
B: can't leave
C: needn't leave
D: can't have left
举一反三
- I was really anxious about you．You ____________ home without a word. A: mustn't leave B: shouldn't have left C: couldn't have left D: needn't leave
- “____ he have left yesterday?” Yes, he ____<br/>yesterday.” No, he ____ yesterday.” A: Must; must have left; can’t have left B: Can; can have<br/>left; can’t have left C: Can; must have left; can’t have left D: May; must<br/>have left; shouldn’t have left
- — May we leave the classroom now — No, you ______. You ______ to leave until the bell rings. A: needn’t ; are allowed B: don’t have to; are supposed C: mustn’t ; aren’t allowed D: can’t ; aren’t supposed
- May we leave the classroom now?No, you_______________. You_______________ to leave until the bell rings. A: mustn't ; the bell rings. B: don't have to; are supposed C: needn;t aren't allowed D: can't ; aren't supposed
- You ______ a tip if you're not satisfied with the service. A: mustn't leave B: must leave C: can leave D: don't have to leave