Ⅴ. 短文填空
从方框中选择适当的单词并用其正确形式填空，使短文完整、通顺(每词限用一次)。
few, prediction, through, future, easier, happen, travel, role, planet, with
No one knows what our life will be like in the future. Here are some children's 20. .
Cindy: In the future, people will have more holidays. They will spend a lot of time 21. around the world. Maybe some families will go to the moon for their holiday. It will be fun and relaxing.
Gary: I think the earth will be more crowded and dirtier. Maybe some people will build their houses on other 22. . It is possible.
Sarah: Students in the 23. won't need to go to school and they will study at home. What will the students do 24. the problems they can't work out? They can look for the answers on the internet. They can also talk about them with their teachers 25. video calls (视频通话).
Peter: In the future, people will speak 26. languages. Maybe there will be only one language in the world. And it will be much 27. for people to talk with each other.
Laura: Robots will play an important 28. in our lives. They will help humans do all kinds of work. Also, they can finish the work quickly and never get tired.
These predictions may seem impossible today, but I believe they will come true one day, because we never know what 29. in the future.