2024年衡水金卷先享题 分科综合卷 全国乙卷 英语(一)答案

2024年衡水金卷先享题 分科综合卷 全国乙卷 英语(一)答案正在持续更新，目前答案城为大家整理了相关试题及答案，供大家查缺补漏，高效提升成绩。

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1、2024年衡水金卷先享题英语四
2、2024衡水金卷先享题分科综合卷英语二
3、2024衡水金卷分科综合卷英语
4、2024衡水金卷先享题全国卷二
5、2024衡水金卷先享题答案高三一轮英语
6、2023-2024衡水金卷先享题答案英语
7、衡水金卷先享题答案2024英语全国二卷
8、2024衡水金卷先享题分科综合卷全国二卷
9、衡水金卷先享题分科综合卷2024英语一答案
10、2024衡水金卷先享题答案英语二

31.What can we infer from the last paragraph?A.DNA tests can help catch all the poachers and traffickersB.The number of African elephants and rhinos might grow.C.It's easy to prevent poachers killing elephants and rhinosD.The sale of tusk and horn products is illegal in the world.About 40,000 elephants and 1,000 rhinos are hunted in Africa every year,Poachers(killelephants for their tusks and rhinos for their horns to earn money even though it is against the lawThen other people,,called“traffickers(贩卖者)"”，buy the tusks and horns and ship them out of theDcountry.The traffickers sell the tusks and horns again for even more money,usually in Asia.Scientists have long said getting a good night's sleep is important to your health.The U.S.It has been hard to catch the criminals.Usually by the time the dead animals were found,theNational Institute of Health says lack of sleep may even increase the risk of cognitive()declinepoachers were far away.And when traffickers were caught with tusks or horns,it was impossible toand Alzheimer's disease.Now,an American team of scientists reports that too much sleep might besay where the horns came from.Until recently,African scientists are using DNA to help find thesimilarly linked to such conditionscriminals and send them to jail.Researchers at Washington University School of Medicine did the sleep study.The studyNow scientists in Africa are using DNA tests to connect traffickers with elephants and rhinosexamined 100 adults who had been under medical observation for cognitive ability,the ability tothat have been killed.They have used computers to build complete lists of the DNA of almost all ofthink,for an average of 4.5 years.The average age of the study subject was 75.Eighty-eight of thethe elephants and rhinos in Africa from any part of the animals-blood,skin,hair,horns,or tusks.This group had been identified as free of cognitive damage.Twelve subjects were judged very mildlyDNA records allowed the scientists to build powerful tools for protecting the animals.damaged.Now when tusks or horns are found on a ship in another country,DNA tests can show whereDuring the study,they were asked to complete several tests for signs of cognitive decline.Thethey came from.This information can lead to quick actions in the country where the animals weretests are combined into a cognitive score-the higher the score,the better.They also worekilled.It can also help police discover patterns in the ways the poachers and traffickers work.Withelectroencephalography(EEG)devices for four to six nights to measure their brain activity duringthe new DNA information,it is easier to prove that someone has been involved in killing animals forsleep.their tusks or horns.Overall,cognitive scores declined for those who slept less than 4.5 hours or more than 6.5 hoursSo far,these DNA reconds have been used to send poachers and traffickers to jail in manyper night -as measured by EEG().But the scores stayed the same for those in the middle ofcountries in Africa.People hope that by punishing poachers and traffickers,they can save the livesthe range.of more African elephants and thinos.That's important,since there are only about 400,000 AfricarDr.Brendan Lacey is the director of the Washington University Sleep Medicine Center and ledelephants and 20,000 white rhinos left.the research.He said,"Our study suggests that there is 'a sweet spot'for total sleep time for best28.What is the problem in Africa according to paragraph 1?cognitive performance.Short and long sleep times are associated with worse cognitiveA.The loss of the tusks and horns.B.The increasing number of criminals.performance,perhaps due to insufficient sleep or poor sleep quality,"Lucey added.C.The decline of habitats of wild animals D.The illegal wildlife hunting and trading.Greg Elder is a sleep researcher at Northumbria University in New Castle,Britain.He was29,Why do the scientists record the DNA of all elephants and rhinos in Africa?surprised about the findings that sleeping longer than 6.5 hours was linked with cognitive decline.A.To do scientific research on the animals.B.To help save more elephants and rhinos.Elder wrote in The Conversation,"Each person's sleep needs are individual.If people feel rested,C.To track the movements of the animals.D.To recognize African elephants and rhinos.there is no need to change how they sleep.He also noted that it suggests that sleep quality may30.How does the DNA information of animals help police?be the key,as opposed to simply total sleep time.A.By providing evidence of the crimeB.By finding the lost tusks and horns.32.What does the text mainly talk about?C.By discovering the tools of criminalsD.By understanding the habits of animals.A.The importance of a good night's sleep to health.第3页