17. Let Simon go to the post office __________ (post) this letter.

16. For a moment he was completely __________ (knock) over by the news of his friend’s death.

15. The robot has three long arms ____________(连接) to its chest.

C. 用所给动词的正确形式填空。

14.The classroom is so dirty, you should empty the __________(垃圾) every day.

13. In winter, the bird flu(禽流感) __________(病毒) is easier to spread. So we should be more careful.

12. Robots can help Mum do the ___________(洗衣活) when there are dirty clothes.

11. In fact, the eyes of the robot are __________(照相机).

10..Our parents all ___________(期待) we’ll have a bright future.

9. It often __________(吸收) power from others.

8. Put your things away. Your room is always in a __________(杂乱)