单项选择题

It can be learnt from the passage that the health benefits of exercise ______.

A．are yet to be proved
B．are to be further studied
C．are supported by scientific evidence
D．are self-evident
<上一题 目录 下一题>
热门 试题

单项选择题
According to the passage, what was the percentage of American adults doing regular physical exercises two years ago
A．About 70%.
B．Nearly 60%.
C．Almost 50%.
D．More than 12%.
单项选择题
Which of the following would be the best TITLE for the passage
A．Different Forms of Exercise.
B．Exercise--The Road to Health.
C．Scientific Evidence of Health Benefits.
D．Running--A Popular Form of Sport.
相关试题