听力题 Passage Two

单选题 Which of the following is NOT mentioned in the passage?

A、 Obesity can damage one’s health.
B、 Obesity is a growing problem all over the world.
C、 Obesity is directly related to one’s habit.
D、 Obesity has affected both boys and girls.

【正确答案】 C

【答案解析】

单选题 The purpose of the three-year study is to

A、 find out why some children find it difficult to go to sleep
B、 learn more about the link between sleep and weight
C、 identify the ways parents reduce their kids’ weight
D、 see if there is difference in sleep patterns over the period

【正确答案】 B

【答案解析】

单选题 According to the study, the daily healthy sleep time for the 3rd to 6th graders should be around __________ hours.

A、 8
B、 9
C、 10
D、 11

【正确答案】 B

【答案解析】

单选题 According to the passage, obesity is most likely related to

A、 sleep time
B、 gender
C、 race
D、 parents

【正确答案】 A

【答案解析】