重庆市第八中学2024届高考适应性月考(三)英语x
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1、2023-2024重庆市第八中学高考适应性月考(五)英语
transferred a gene responsible for making HMW-HA from a naked mole rat to mice.This led toimproved health and an approximate 4.4 percent increase in the median lifespan for the mice.By introducing a specific gene responsible for enhanced cellular repair and protection intomice,the researchers have opened exciting possibilities for unlocking the secrets of aging andextending human lifespan."It took us 10 years from the discovery of HMW-HA in the naked molerat to showing that HMW-HA improves health in mice,"Gorbunova says."Our next goal is totransfer this benefit to humans."They believe they can accomplish this through two routes:either by slowing down thedegradation of HMW-HA or by enhancing HMW-HA synthesis."We hope that our findings willprovide the first,but not the last,example of how longevity adaptations from a long-lived speciescan be adapted to benefit human longevity and health."Seluanov says.32.What does paragraph 2 mainly talk about?A.The beneficial effects of HMW-HA on humans.B.The comparison between mice and humans in longevity.C.The process of transferring genes producing HMW-HA.D.The discovery of a unique mechanism for cancer resistance.33.What can we learn about the Rochester researchers?A.They have uncovered the secrets of humans.B.They managed to end the weakening of HMW-HA.C.They are planning to export longevity genes to humans.D.They have spent 10 years trying to discover HMW-HA.34.What does Seluanov think of the prospect of extending human lifespan?A.HopefulB.ProfitableC.Doubtful.D.Uncertain.35.Which of the following is the best title for the text?A.Promise Shown in Control of Human GenesB.Scientists Successfully Transfer Longevity GeneC.Achievement Made in Extending Human LifespanD.New Breakthrough Paves the Way for Curing Cancer第二节(共5小题;每小题2.5分,满分12.5分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Peloton star Ben Alldis shares his "forever exercise"tips for maintaining a healthy lifestyle.Start small.Something as simple as going for a walk in nature is incredibly beneficial forour mental and physical health.36 Be honest about where you'd like to get to,and put smallsteps in place to make improvements.英语试题卷第8页(共12页)
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