We are not allowed to touch it. We ______ touch it.
A: mustn't
B: mustn't to
C: haven't to
D: don't have to
A: mustn't
B: mustn't to
C: haven't to
D: don't have to
举一反三
- 3.They don't have to / mustn't use the same trademark as us. If they do, we'll sue. A: don't have to B: mustn't C: 无 D: 无
- We didn't see her at the lecture yesterday. She _______ it. A: mustn't attend B: can't have attended C: would have not attended D: needn't have attended
- We didn't see her at the party yesterday evening. He ______ it. A: mustn't attend B: wouldn't have attended C: can't have attended D: needn't have attended
- And we will stay in touch, _________? A: will we B: won't we C: don't we
- — 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