4. The s      got lost. He was asking the police for help.

3. You should e      the ancient poem to the pupil word by word.

2. He d             an apple into two halves, one for his sister and the other for himself.

1. It's rainy, so we have to c       the basketba]l match on the playground.

15. I often        (交流)with my friends on the Internet.

14. Her      (沉默)didn't mean that she agreed to our plan.

13. Nobody in the village was hurt in the      (暴风雨）last night.

12. His name wasn't       (提到)at the meeting.

11. You should       (拉)the door to open it.

10. When you learn a new word, you should pay attention to its      (发首).