22. 听题干 锁定正确答案
A. How animals deal with lack of gravity.
B. How mice interact in a new environment.
C. How low gravity affects the human body.
D. How mice imitate human behavior in space.
题目: What do Nasa scientists want to learn about?
A. How animals deal with lack of gravity.
23. 听题干 锁定正确答案
A. They found the space in the cage too small to stay in.
B. They found it difficult to figure out where they were.
C. They were not used to the low-gravity environment.
D. They were not sensitive to the changed environment.
题目: What does the passage say about the mice at the beginning of the experiment?
C. They were not used to the low-gravity environment.
24. 听题干 锁定正确答案
A. They continued to behave as they did in the beginning.
B. They already felt at home in the new environment.
C. They had found a lot more activities to engage in.
D. They tried everything possible to escape from the cage.
题目: What was observed about the mice on the 11th day of the experiment?
B. They already felt at home in the new environment.
25. 听题干 锁定正确答案
A. They changed their routines in space.
B. They began to eat less after some time.
C. They behaved as if they were on Earth.
D. They repeated their activities every day.
题目: What did the scientists find about the mice from the experiment?
C. They behaved as if they were on Earth.