According to the author, ______ .
A: older adults need more physical exercises than the younger ones
B: younger adults are not necessary to take a physical examination before a fitness program
C: fitness programs for older adults should be well - monitored
D: poorly-designed fitness programs for older adults will do serious harms to them
A: older adults need more physical exercises than the younger ones
B: younger adults are not necessary to take a physical examination before a fitness program
C: fitness programs for older adults should be well - monitored
D: poorly-designed fitness programs for older adults will do serious harms to them
举一反三
- According to the article, why is it harder for older people to remember names? A: Their brains cannot function as well as they used to B: There is a larger variety of names today than before C: Older adults understand which words don't usually go together D: Older adults know more people than younger adults do
- Young adults older people are more likely to prefer pop songs.
- Who will take care of the younger ones A: Older males. B: Older females. C: Young females.
- 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%.
- [音频]By the year 2025, older adults in the Americas are expected to be 100 million.[音频]