2021届中国地质大学附属中学高三英语上学期期中考试试题及答案解析.pdf
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1、2021 届中国地质大学附属中学高三英语上学期期中考试试题及答案解析 第一部分 阅读(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、D 四个选项中选出最佳选项 A Four Truly Unique Canadian Camping Experiences Mount Robson Provincial Park,British Columbia Named after the highest mountain in the Canadian Rockies,this park gives you breathtakin
2、g views of mountain landscapes along with lakes,waterfalls,canyons,and caves.The Berg Lake campground is located right at the northern base of the 3,954-meter peak(山巅),which is about a days hike in.Fundy National Park,New Brunswick If youve grown tired of the tent or RV,this park is one of the few n
3、ational parks offering yurt(蒙古包)rentals.Make sure you visit theBay of Fundywhere the worlds highest tides make for some great surfing.You also cant miss the amazing Acadian forest waterfall.If youre looking for even more entertainment,the park also hostsmusic and cultural festivals each summer and h
4、as its own golf course.KluaneNational Parkand ReserveYukon From May to September,theKathleenLakecampground sees visitors come from far and wide to camp,hike and fish.Mountaineering is especially popular as Kluane is home to 17 of Canadas 20 highest peaks.Flightseeing over the parks glaciers and raft
5、ing(漂流)the winding Alsek River will also keep you out enjoying the wilderness.Prince Edward Island National Park,Prince Edward Island If youre looking for a family-friendly park,this one is wonderful.Between the seven beaches and more than 50 kilometersof hiking and cycling trails,youll certainly be
6、 kept busy.Literature lovers,you can see what inspired L.M.MontgomerysAnne of Green Gables at the nearby Green Gables Heritage Place and even explore the original house.1.Where is the park offering yurt rentals located?A.InBritish Columbia.B.InNew Brunswick.C.InYukon.D.InPrince Edward Island.2.What
7、can you do inKluaneNational Parkand Reserve?A.Climb the highest mountain inCanada.B.Experience the highest tides.C.Raft the windingAlsekRiver.D.Attend music and cultural festivals.3.Which will you choose if you are a fan of Anne of Green Gables?A.Mount RobsonProvincialPark.B.Fundy National Park.C.Kl
8、uaneNational Parkand Reserve.D.Prince Edward IslandNational Park.B What will people die of 100 years from now?If you think that is a simple question,you have not been paying attention to the revolution that is taking place in bio-technology(生物技术).With the help of new medicine,the human body will las
9、t a very long time.Death will come mainly from accidents,murder and war.Todays leading killers,such as heart disease,cancer,and aging itself,will become distant memories.In discussion of technological changes,the Internet gets most of the attention these days.But the change in medicine can be the re
10、al technological event of our times.How long can humans live?Human brains were known to decide the final death.Cells(细胞)are the basic units of all living things,and until recently,scientists were sure that the life of cells could not go much beyond 120 years because the basic materials of cells,such
11、 as those of brain cells,would not last forever.But the upper limits will be broken by new medicine.Sometime between 2050 and 2100,medicine will have advanced to the point at which every 10 years or so,people will beable to take medicine to repair their organs(器官).The medicine,made up of the basic b
12、uilding materials of life,will build new brain cells,heart cells,and so onin much the same way our bodies make new skin cells to take the place of old ones.It is exciting to imagine that the advance in technology may be changing the most basic condition of human existence,but many technical problems
13、 still must be cleared up on the way to this wonderful future.4.According to the passage,human death is now mainly caused by _.A.diseases and aging B.accidents and war C.accidents and aging D.heart disease and war 5.In the authors opinion,todays most important advance in technology lies in(在于)_.A.th
14、e Internet B.medicine C.brain cells D.human organs 6.Humans may live longer in the future because _.A.heart disease will be far away from us B.human brains can decide the final death C.the basic materials of cells will last forever D.human organs can be repaired by new medicine 7.How long can humans
15、 live in the future according to the passage?A.Over 100 years.B.More than 120 years.C.About 150 years.D.The passage doesnt tell us.C When an animal species is considered endangered,it means that the International Union for Conservation of Nature(IUCN)has evaluatedit as nearly extinct,which means tha
16、t a majority of its population has already died off and the rate of birth is lower than the speciesdeath rate.Today,more and more animal and plant species are on the way to extinction because of a variety of major factors that cause a species to become endangered,and as you might expect,humans play
17、a role in quite a few of them in fact,the biggest threat to endangered animals is human encroachment(侵入)on their habitats.Every species needs a habitat,where an animal finds food,raises its young.Unfortunately,humans destroy animal habitats in a number of different ways:building houses,clearing fore
18、sts to getlumberand to plant crops,draining rivers to bring water to those crops,and making streets and parking lots.In addition,human development pollutes the environment with all kinds of chemicals,which destroys food sources and shelters for the creatures and plants of that area.As a result,some
19、species die out while others are pushed into areas where they cant find food and shelters to make matters worse,when one animal population suffers,it affects many other species in its food web,so more than one speciespopulation is likely to decrease.Habitat destruction is the number one reason for a
20、nimal endangerment,which is why conservation groups work hard to repair the effects of human developments many non-profit groups like the Nature Conservancy are taking measures to clean up coastlines and establish nature preserves to prevent further harm to native environments and species around the
21、 world.8.A species is considered endangered_.A.when the IUCN has noticed its population change B.when most of its population has died off C.when the species birth rate is close to its death rate D.when the species is losing its habitat 9.What does the underlined word“lumber”probably mean?A.Gas.B.Foo
22、d.C.Chemicals.D.Wood.10.What is being done to protect the endangered species?A.Calling for human development.B.Raising money.C.Establishing nature preserves.D.Educating people.11.What is the main idea of the passage?A.Habitat destruction causes animal endangerment.B.Animals die out due to environmen
23、t pollution.C.Measures need to be taken to increase species.D.Non-profit groups are making great contributions.D I dont think I can recall a time whenI wasnt aware of the beauty of the ocean.Growing up inAustralia,I had the good fortune of having the sea at my side.The first time I went toHalfmoonBa
24、y,I suddenly had the feeling of not being able to feel the ground with my feet anymore.For my 10th birthday,my sister and I were taken out to theGreat Barrier Reef.There were fish in different color1 s,caves and layers of coral.They made such an impression on me.When I learned that only one percent
25、ofAustraliasCoral Seawas protected,I was shocked.Australian marine(海洋的)life is particularly important because the reefs have more marine species than any other country on earth.But sadly,only 45%of the worlds reefs are considered healthy.This statistic is depressing,so its important for usto do ever
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