What is Re-bicycle doing to help those in need?
A. Expanding bike-riding lessons.
B. Asking local people for donations.
C. Providing free public transport.
D. Offering walking tours to visitors.
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What do we learn from the passage about Re-bicycle?
A. It is a language school.
B. It is a charity organization.
C. It is a counseling center.
D. It is a sports club.
What do NASA scientists want to learn about?
A. How mice imitate human behavior in space.
B. How low gravity affects the human body.
C. How mice interact in a new environment.
D. How animals deal with lack of gravity.
What does the passage say about the mice at the beginning of the experiment?
A. They were not used to the low-gravity environment.
B. They found it difficult to figure out where they were.
C. They found the space in the cage too small to stay in.
D. They were not sensitive to the changed environment.
What was observed about the mice on the 11th day of the experiment?
A. They tried everything possible to escape from the cage.
B. They continued to behave as they did in the beginning.
C. They already felt at home in the new environment.
D. They had found a lot more activities to engage in.
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