先通读下面短文，掌握其大意，然后在短文后面各题所给的选项中选出正确答案。
No one knows what our life will be like in the future. Here are some children's 1.
Cindy: In the future, people will have more holidays. They2a lot of time to travel around the world. Maybe some families will go to the moon 3 their holidays.
Gary: I think the earth will be more crowded and polluted. Maybe some people will 4 their houses on other planets.
Sarah: Students in the future won't need to go to school and they will study at home. What will happen 5 students have problems with a subject? They will 6with a teacher through videoconferencing (视频会议).
Peter: In the future, people will speak fewer languages. Maybe there will be 7one language in the world. And it will be much 8 for people to talk with each other.
Laura: Robots will play an important role in our life. 9will help humans do all kinds of work.
These predictions may seem impossible today, but I10 they will come true one day because we never know what will happen in the future.
