Câu hỏi:
A student zips on his scooter to ride to the train station to get to college. His home is close to two stops; the first one is a mile from home, and the second is two miles from home in the opposite direction. In the morning, he always gets on at the first stop and in the afternoon, he always gets off at the second one.
Đáp án:
The sations and his home are on a hill, which allows him to ride down easily on his scooter.
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