南宁市2023届高三上学期第一次适应性考试英语试卷第二部分阅读理解(共两节，满分40 分)第 一 节(共 15小题；每小题2 分，满分30分)阅读下列短文，从每题所给的A、B、C 和 D 四个选项中，选出最佳选项。ACHOOSE YOUR TRIPTour A-Dhaka Photography TourWe design the Photography tour to offer you the best of Dhaka Photo Tour.Bangladesh Eco Adventure isspecialized to offer photography tour in Dhaka and also outside of Dhaka.In Dhaka Photography tour we haveincluded the lifestyle photography,general photography and many more.Per Person(SUSD):75 USDSave This Month:$10 USD Per Person(SUSD)Tour B-Manipuri Rash Mela TourIt has a lot of interesting activities and the festival begins from local house yards where the little kids dressedlike Krishna start dancing and collecting offerings.Afternoon in the open ground,people will gather and-makeseveral temples by banana tree and dance around the temple.Its the last daylight in the open air,so it looks fabulous.In the late evening in the central temple,beautifully dressed girls will start dancing in their traditional style.Per Person(SUSD):95 USDSave This Month:S20 USD Per Person(SUSD)Tour C-Sundarbans Tour with Small BoatSundarbans Mangrove Forest is the single largest mangrove forest in the whole world located in thesouthwestern part of Bangladesh.The green vegetation gives a fresh feeling to your eyes and for bird lovers.About270 types of birds have been recorded in Sundarbans which attracts bird watchers from around the globe.Per Person(SUSD):105 USD onlySave This Month:$50 USD Per Person(SUSD)Tour D-Fullday Dhaka City TourDhaka city tour is one of the most popular Bangladesh Eco Adventures.This tour includes a visit to allhistorical sites from Mugul period to our liberation war time,visiting museum,experiencing street life with a cupof tea,meeting locals and exploring locals markets,taking rickshaws in the old town and most importantly a boattour inPer Person(SUSD):85 USDSave This Month:$15 USD Per Person(SUSD)21.Which of the following tours costs the least if you sign up this month?A.Dhaka Photography Tour.B.Manipuri Rash Mela Tour.C.Fullday Dhaka City Tour.D.Sundarbans Tour with Small Boat.22.Who would most probably choose Tour C?A.A middle-aged man crazy about nature.B.A young couple loving traditional culture.C.College students interested in photography.D.A senior scholar keen on ancient architecture.23.Where is this text probably taken from?A.A text book.B.A news report.C.A shopping poster.D.A travel brochure.BScientists in the Netherlands have trained bees to identify COVID-19 through their sense of smell,accordingto a press release from Wageningen University.The research was conducted on more than 150 bees in WageningenUniversitys bio-veterinary research laboratory.The scientists trained the bees by giving them a treat-a sugar-water solution-every time they were exposed tothe scent of a mink(貂)infected with CO VID-19.Each time the bees were exposed to a non-infected sample,they wouldnt get a reward.Eventually,the bees could identify an infected sample within a few seconds-and wouldthen stick out their tongues like clockwork to collect the sugar water.Bees arent the first animals to detect COVID-19 by scent.Researchers have also trained dogs to distinguishbetween positive and negative COVID-19 samples from human saliva(口 垂:夜)or sweat with fairly high levels ofaccuracy.A small German study found that dogs could identify positive COVID-19 samples 94%of the time.Thatsbecause metabolic changes from the coronavirus make an infected persons bodily fluids smell slightly differentfrom those of a non-infected person.But researchers still arent sure whether animals are the best bet for sniffingout COVID-19 cases outside the lab.“No one is saying they can replace a PCR machine,but they could be very promising,Holger Volk,aneurologist,told Nature.PCR machines are what lab technicians use to process standard COVID-19 swab tests.Atthe very least,certain animals could be useful for identifying COVID-19 in places or countries in which high-techlaboratory equipment is scarce or inaccessible.Wageningen scientists are working on a prototype of a machine that could automatically train multiple bees atonce.Then bees can use their skills to test for coronavirus aerosols（气溶胶）in the surrounding environment.24.How did the researchers teach the bees to identify COVID-19?A.By offering bees some rewards.B.By infecting bees with COVID-19.C.By raising bees with sugar water.D.By exposing bees to infected humans.25.Why are dogs capable of finding out negative COVID-19 samples?A.For dogs can sniff out hidden virus of the samples.B.For dogs can tell the different smell of the samples.C.For dogs can feel metabolic changes of the samples.D.For dogs can distinguish saliva from sweat of the samples.26.What is the follow-up task of Wageningen scientists?A.To breed more multiple bees.B.To detect coronavirus aerosols.C.To help underdeveloped countries.D.To develop a new type of machine.27.Which can be a suitable title for the text?A.A New Way to Cure COVID-19 DiseaseB.Bees:Well-trained COVID-19 Det