2023名校版高考英语阅读理解精读附答案.docx

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1、2023名校版高考英语阅读理解精 读附答案A large body of evidence shows that exercise strengthens our brains. In studies, active people generally have more gray matter. Gray matter is made up of the brain s essential, working neurons（神经元）.Fit people also tend to have healthier white matter, which supports and connects

2、neurons. Partly as a consequence of these, exercise is strongly linked with lower risks of dementia（痴呆）and other memory problems with age.But exercise may increase exposure to air pollution and previous studies have shown the opposite effects of air pollution on the brain. So, what happens then?Some

3、 researchers looked at thousands of middle-aged adults from the UK Bio-bank. The researchers characterized their physical activity patterns depending on the amount of physical activity collected from the devices researchers asked them to wear. They then evaluated air pollution levels where the peopl

4、e lived, asked the participants to complete brain scans, and finally, compared them. Researchers found that exercise was linked to excellent brain health for people in areas with little air pollution.But the beneficial associations almost disappeared for exercisers living in areas with even moderate

5、（中度的）air pollution. They had less gray matter and more unhealthy white matter than people living and exercising away from pollution, even if their workouts were similar.Extending these findings in a follow-up study, the same scientists found that the more people exercised, the less likely they were

6、to develop dementia over timeprovided their local air was clear. When it was moderately polluted, though, they had an increased long-term risk of dementia, whether they exercised or not.These studies increase the urgency for developing more-effective regulations related to air quality. Public policy

7、 could be used to address people1 s exposure to air pollution during exercise. For example, since a great amount of air pollution comes from traffic, promoting running or bicycling along paths far from heavy traffic may be more beneficial.12 What does the author intend to tell us in the first paragr

8、aph?A. The reasons behind dementia.B. The benefits of workouts on brains.C The working process of our brains.D. The exercise suitable for people with dementia.13. Why did the researchers ask the participants to wear the devices?A. To record their daily routine.B. To monitor the local air quality.C.

9、To help know their exercise patterns.D. To warn them of healthy problems.14. What can we learn from the studies?A. Memory problems should be cured.B. The structure of the brain is complicated.C. People face many risk factors for dementia.D. More rules against air pollution should be made quickly.15.

10、 What can be a suitable title for the text?A. Air quality has to be improved urgently.B. Most people do exercise in a wrong way.C. Air pollution may reduce benefits of exercise.D. People with diseases should do more exercise.BCDCOne third of adults over 65 in America have never used the Internet, an

11、d half donz t even have Internet access at home. In San Francisco, “the center of tech” , 40% of older adults do not have basic digital literacy skills.This situation is becoming appallingas over 10,000 Americans turn 65 every single day. By 2050,22% of Americans will be 65 or older. Meanwhile, tech

12、nology is developing very fast. This means that a large number of people will be unable to proficiently use emergent technology.Many people believe that seniors aren t required to participate in our tech future because they7 II be retired and relaxed soon. But this is the farthest thing from the tru

13、th. Baby boomers are currently experiencing a different boom: With more people getting older than ever before, their life expediencies are also increasing dramatically. With medical advancements, the number of American people projected to live into their 90 s has doubled since 1965.However, they don

14、 t have strong financial or educational support This is not a problem; it s a crisis. More than half of employees over 50 have been laid off in what7 s being called forced retirement And few organizations are actively helping older employees make the transition from full-time jobs to part-time ones.

15、 For those fortunate enough to be employed, 3 out of 5 older workers experience prejudice.The easiest solution is to teach digital literacy. If baby boomers want to survive the forthcoming retirement crisis, they should get enough digital knowledge and skills to operate today7 s tools and tomorrow7

16、s platforms. With every crisis comes an opportunity. Tutoring, customer service, editing, research, book-keeping, and other virtual assistance-based work open the doors. But again, digital knowledge is first required to live in our high-tech society and gig economy. So try to get more online and nav

17、igate the growing number of sites and apps.8. What does the underlined word appalling“ probably mean in paragraph2?A. Confusing.B. Terrible.C. Controllable.D. Inspiring.9. What problem may baby boomers face?A. A crisis after retirement.B. Being knocked out in the future.C. Failing to receive good he

18、althcare.D. Tending to double their life expediencies.10. What is the last paragraph mainly about?A. The features of high-tech jobs.B. The way out for baby boomers.C. Potential industries in the future.D. The importance of developing technology.11. What does the author advise baby boomers to do?A. Have a good sense of crisis.B. Avoid retiring at an early age.C. Look for many part-time jobs.D. Improve digital literacy actively.BABD