2020届广州市西关培英中学高三英语模拟试卷及答案.pdf
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1、20202020 届广州市西关培英中学高三英语模拟试卷及答案届广州市西关培英中学高三英语模拟试卷及答案第一部分第一部分阅读(共两节,满分阅读(共两节,满分4 40 0 分)分)第一节(共第一节(共 1515 小题;每小题小题;每小题 2 2 分,满分分,满分 3030 分)分)阅读下列短文,从每题所给的A、B、C、D 四个选项中选出最佳选项A AOlder adults who sleep six hours or fewer a night may have elevated risk for dementia(痴呆症)and othercognitive(认知的)issues,a new
2、study finds.Researchers at Stanford University measured seniors(ages 65 to 85)dementia risk and cognitive abilities,finding higher risk in those patients who regularly slept six or fewer hours compared to those who slept seven oreight hours.Those seniors who slept nine or more hours also had lower c
3、ognitive functions and other healthissues,but the researchers didnt find the same high dementia risk in this group.The findings demonstrate how important it is for adults to maintain a healthy sleep cycle,especially as theyget older.As adults age,its common for their sleep patterns to change or beco
4、medisrupted leading to longer,shorter,or more irregular sleep.This disruption may be linked to Alzheimers and other forms of dementia,impactingseniors ability to remember information,problem-solve,and go through everyday behaviors.Sleep disruption canalso be caused by or heighten depression,cardiova
5、scular disease(冠心病),and other conditions.A recommended sleep time for seniors is seven to eight hours,the researchers said.Six or fewer hourscorresponded to short sleep,while nine or more hours corresponded to long sleep.The Stanford researchers measured levels of beta amyloid,a protein in the brain
6、 that is typically found in highlevels when a patient develops Alzheimers.In addition,the researchers used several tests for memory,attention,spatial skills,and executive function to identify patients cognitive abilities.Those patients sleeping for six hours orfewer a night were more likely to devel
7、op dementia,the researchers found.The low-sleep patientshad higherlevels of beta amyloid.The Stanford researchers found that patients with lower sleep also performed worse on memory tests,whilethose with higher sleep(more hours)performed worse on executive function tests,which measure the brainsabil
8、ity to switch between different tasks.The main takeaway is that it is important to maintain healthy sleep late in life,Winer told CNN.1.What does the underlined word“disrupted”in paragraph 4 mean?A.difficultB.disorderedC.dissolvedD.different2.According to the findings,which of the following is NOT r
9、elated to the disrupted sleep?A.It is more likely to cause old people to have bad memories over issues.B.It may contribute to dementia,cardiovascular disease and other illnesses.C.Some daily behaviors perhaps differ from those whose sleeping is normal.D It tends to bring all the old people to underg
10、o brain scans and cognitive tests.3.What can we infer from the study?A.A proper sleep time for seniors is seven to eight hours.B.Low and high sleep patients were both poor at memory tests.C.Executive function test is applied to measure the capacity of brain.D.Keeping a healthy sleep for older adults
11、 late in life is crucial.BDistinguished Baltimore artist John D.Ferguson died Sept 16.The Catonsville resident was 81.“His artist eye was in everything he did.His life was art and his family,”said Jennifer C.Jackson,who was Mr.Fergusons friend for nearly three decades.”He was a lovable man who was a
12、lways willing to talk about any topiche was interested in.At shows,people would go crazy for his work,”Ms.Jackson said.“He was also an enthusiasticsailor who loved nothing more than being on the water.”“His sculptures were just memorable,”said Mr.Lund,aWashingtonian.“I used to say,Ferguson,I dont th
13、ink you know how to do anything that is less thanmonumental.”Mr.Ferguson earned a bachelors degree in 1961 at Holy Cross University,where he developed an interest inpainting.He served in the Army for two years until being discharged in 1963,and after studying briefly at theBoston Museum School,regis
14、tered at the Chicago Art Institute,where he studied until 1966,when he entered theUniversity of Illinois Chicago,where he obtained a bachelors degree in 1966 in fine arts.Mr.Ferguson developedhis interest and skills as a sculptor after moving to Baltimore to do further studies at the Maryland Instit
15、uteCollege of Arts Rinehart School of Sculpture,from which he graduated in 1971 with a masters degree in fine arts.“Over the years my work has moved gradually in the direction of elegance and simplicity,”Mr.Ferguson wrotein his artist statement.“Heavy,bulbous forms have been replaced by dancing,wing
16、like forms.The welding processand respect for the qualities of the materials are interrelated and affect the final piece.“Most of the sculpturesthat are pictured in my works are made from steel,silicon bronze,and to Cor-Ten steel;shaped to create thesebeautiful and unique pieces of art.As you can se
17、e,my sculptures range in size anywhere from 12 inches to 30 feetor larger.”Through the years,his work found its way into such major public and private collections.“They encourageoptimism,for they show strength and affirmation;theres nothing negative,depressing or anxiety-ridden aboutthem”,wrote the
18、late art critic John Dorsey in a 1997 exhibition review.4.What did Mr.Lund think of Ferguson?A.Likeable.B.Ordinary.C.Unwelcome.D.Interesting.5.What did Mr.Ferguson do first after serving in the army?A.He studied at the Boston Museum School.B.He got a bachelors degree in fine arts.C.He entered the Un
19、iversity of Illinois Chicago.D.He continued his studies at the Maryland Institute College.6.What influences the final sculptures?A.An even larger scale than before.B.The material comprised of metalsC.The shape of elegance and simplicity.D.Welding process as well as material quality.7.Which of the fo
20、llowing is a suitable title for the text?A.A stylish,stubborn old manB.Sculptures towering into the cloudsC.John D.Fergusona famous sculpturerD.The evolution of the sculptural styleCEven plant can run a fever,especially when theyre under attack by insects or diseaseBut unlike human,plants can have t
21、heir temperature taken from 3,000 feet away straight upA decade ago,adopting the infrared(红外线)scanning technology developed for military purposes and other satellites,physicist Stephen Paley cameup with a quick wayto take the temperature of crops to determine which ones are under stress The goal was
22、 to letfarmers precisely(精确的)target pesticide(杀虫剂)spraying rather than rain poison on a whole field,whichalways includes plants that dont have pest problems Evenbetter,Paleys Remote Scanning Services Company could detect crop problems before they becamevisible to the eyeFixed on a plane flown at 3,0
23、00 feet at night,an infrared scanner measured the heat sent outby cropsThe data were transformed into a colorcoded map showing where plants were runningfeversFarmers could then spotspray,using 50 to 70 percent less pesticide that they otherwise wouldThe bad news is that Paleys company closed down in
24、 1984,after only three yearsFarmers resisted thenewtechnology and longterm supporters were hard to findBut with the renewed concern about pesticides onproduce and refinements(改进)in infrared scanning,Paley hopes to get back into operation Agriculture expertshave no doubt that the technology works Thi
25、s technique can be used on 75 percent of agricultural land in theUnited States,says George Oerther of Texas A&M,who recently retired from the Department of Agriculture,thinks remote infrared crop scanning could be adopted by the end of the decadeBut only if Paley finds thefinancial support which he
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