听第二段对话，回答第13—15题。
13. What is Linda doing when Mike calls her?
A. Playing with a robot.
B. Doing her homework.
C. Preparing for her English exam.
14. What does Linda hope for in the future?
A. A robot to help with housework.
B. A website to help with her math.
C. A computer to help with her writing.
15. What can't Astribot do?
A. Cook food.
B. Drive a car.
C. Feed pets.

13.C 14.A 15.B

Ⅲ. 听一篇短文。从题中所给的A、B、C三个选项中选出最佳选项。短文读两遍。
16. Lily is a .
A. waitress B. tour guide C. teacher
17. If visitors touch the ball, .
A. they can't stand up straight B. they can jump very high C. their hair can stand up straight
18. The visitors will stay on the first floor for .
A. an hour B. one and a half hours C. two hours
19. Visitors can see robots .
A. on the first floor B. on the second floor C. on the top floor
20. The visitors can on the top floor.
A. eat delicious food B. watch a video about UFOs C. watch how plants grow

16.B 17.C 18.C 19.B 20.B

Ⅳ. 听一篇短文。根据短文内容，写出下面表格中所缺的单词。短文读两遍。
| Time | Ways to Send Information |
| ---- | ---- |
| Hundreds of years ago | Information was sent by 21. . |
| Since the 22. century | The newspaper has become important. |
| In the 1970s | The radio became 23. in China. |
| Nowadays |
Getting news from the TV or the Internet is 24. faster than before.
People can communicate with others very quickly by sending 25. . |

21. horse 22. eighteenth 23. popular 24. much 25. emails