11. You have eaten many apples. Will you ___________ one _________ your sister?

10. My mother is seriously ill and we should ___________________ at once.

9. Please ____________(别睡觉)in class or you will not know how to do the homework.

8. Why do you ______________________ school today?　 Because it is Sunday today.

7. He was so tired because he ______________(熬夜)last night.

6. He didn’t go to bed until midnight, so he _____________ now.

5. I was too excited _______________ last night.

4. When he heard the words, he _____________ the meeting room angrily.

3. If you are in danger, you can ____________.

2.Have you _____________________ your parents recently? Yes, I heard from them yesterday.