( )4. Who did more physical activity in the past according to Paragraph 1?
( )5. Why do we need to do exercise?
( )6. What does the underlined phrase “come up with” in the last paragraph mean?
( )7. Which of the following is NOT true according to the passage?
C
( )5. Why do we need to do exercise?
A
( )6. What does the underlined phrase “come up with” in the last paragraph mean?
C
( )7. Which of the following is NOT true according to the passage?
D
答案：
4. C 【点拨】根据“In the past，your grandparents walked miles to school or to work. They cut wood，carried water or heavy things，washed clothes，worked in the fields and so on.”可知选C。
5. A 【点拨】根据“But your body is designed for physical activity，and without enough exercise，it starts to slow down and become unhealthy.”可知，做运动可以让我们保持健康。故选A。
6. C 【点拨】根据语境可知，短语“come up with”表示“想到”。故选C。
7. D 【点拨】根据“Walk when you talk with a friend，instead of sitting down.”可知，和朋友交谈时，要走着而不是坐着。故选D。
4. C 【点拨】根据“In the past，your grandparents walked miles to school or to work. They cut wood，carried water or heavy things，washed clothes，worked in the fields and so on.”可知选C。
5. A 【点拨】根据“But your body is designed for physical activity，and without enough exercise，it starts to slow down and become unhealthy.”可知，做运动可以让我们保持健康。故选A。
6. C 【点拨】根据语境可知，短语“come up with”表示“想到”。故选C。
7. D 【点拨】根据“Walk when you talk with a friend，instead of sitting down.”可知，和朋友交谈时，要走着而不是坐着。故选D。