1. 阅读理解

    Do you know the astronaut Chen Dong? He and another astronaut Jing Haipeng stayed in space for more than 30 days from October to November in 2016. During the days, they, did some experiments in space. For example, they tried to plant vegetables there.

    Chen Dong was born in Henan Province in 1978. When he was a child, he wasn't a good student. When he was in Grade 3, he made the vegetables at school dirty for fun. The vegetables were a gift to the teachers from the school, He was very afraid after that. However, his teacher wasn't angry with him. "You have to think about others when you do such things," the teacher only said.

    After that, Chen became a good student. He later became the class monitor, In 1997, he joined the PLA Air Force(中国人民解放军空军). With a safe flight record of 1,500 hours as a pilot, Chen became a member of the Shenzhou-11 mission(任务) in June, 2016.

    Before flying to space, Chen told his twin sons, "Dad is going out. When you look up at the sky and see a shining star, I am probably there, and say hi to me."

1. （1） How old was Chen Dong when he went into space as an astronaut?

   A . 28. B . 30. C . 35. D . 38.
3. （2） The underlined word "experiments" means "       "in Chinese.

   A . 实验 B . 发明 C . 锻炼 D . 运动
5. （3） After making vegetables dirty, Chen Dong felt       .

   A . angry B . happy C . afraid D . sad
7. （4） Which of the following is RIGHT according to the passage?

   A . Chen was a good child when he was young. B . The teachers words made Chen change a lot. C . In 1997, Chen Dong became an astronaut. D . Chen Dong planted vegetables for his teachers.
9. （5） The best title for the passage may be "       ".

   A . Stay in space B . How to be a good student C . The astronaut Chen Dong D . How to be an astronaut