题目内容：

Four students are talking about the future after class.

“In 2050, our life will be much       than it is now. The sky is bluer and water is clearer. We can     the fresh air every day. Humans and animals       the world peacefully. ” says Zhang Tao, full of hope.

Wang Yan thinks that it is not a       to travel to the moon for a holiday. We eat healthy food every day. At that time, everyone will enjoy a       life.

Li Yuanyuan believes that people will have more free time because robots (机器人) will be very popular and will do many things       people. And we will build new       on other planets (星球). Maybe we can chat with each other in our new homes.

Zhao Kai thinks that no animals will die out because of cloning (克隆). There will       no pollution (污染). The whole world will be one big       . As time       , we’ll live a much easier and better life.

Their teacher Mr. Chen tells them to work hard for their dreams and future. “Nothing is impossible. ” says Mr. Chen.

1.A. betterB. longerC. saferD. faster

2.A. lookB. tasteC. breatheD. see

3.A. fightB. shareC. liveD. love

4.A. dreamB. wayC. feelingD. fun

5.A. shorterB. fasterC. longerD. fatter

6.A. fullB. thinkC. hearD. for

7.A. familiesB. homesC. schoolsD. hospitals

8.A. isB. areC. beD. have

9.A. familyB. earthC. ballD. house

10.A. pastB. pastsC. passD. passes