Question

在横线上填上适当的助/情态动词。

1. —Must I finish the work now?
    —No, you _____.
2. —Can you speak French?
    —No, I _____.
3. —Do I need to call Mr. Black?
    —Yes, you _____.
4. —May I open the door now?
    —No, you _____. It's too noisy outside.
5. －May I go now?
    —Yes. You _____.

Answer 1

1. needn't   2. can't   3. do   4. mustn't   5. can / may