2020-2021学年英语外研版选择性必修第四册单元综合检测 Unit 5.pdf
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1、晨鸟教育 Earlybird 单元综合检测(五)(时间:100 分钟 满分:120 分).阅读理解(共 15 小题;每小题 2.5 分,满分 37.5 分)A Putting a dinosaur skeleton(骨架)together is not easy.The skeletons are usually very incomplete.Many dinosaur fossils(化石)are discovered badly damaged.Bones are often found crushed(压 碎)or bent by the great weight of the dir
2、t and rock above.Sometimes parts from different creatures are mixed together.This just adds to the confusion.Unfortunately,some scientists have not been careful enough in their descriptions of dinosaurs.They have told grand stories of how dinosaurs looked and behaved.All of these descriptions are ba
3、sed on guesswork the imaginations of people who have never seen a living dinosaur.Some scientists have made complete pictures of dinosaurs based on just a single bone or tooth or leg.Such pictures are based on many guesses and very little facts.The scientists ideas often turn out to be wrong when mo
4、re facts are discovered.Dinosaur fossils are not found with labels attached showing what the animals looked like.That is why no pictures of dinosaurs are exactly right.Every dinosaur painting is sure to contain at least some wrong information.No artist in the twentieth century ever saw the living,br
5、eathing animalscomplete with skin,flesh,and color.For instance,imagine never having seen or heard of a peacock.One day you find the jumbled bones of it buffed in the ground.You try to put the bones together to form a skeleton.And then you try to draw a picture of what the animal looked like when it
6、was alive.But bones cannot tell the whole story.Even if you are a very good artist,it would be a miracle if you drew a true picture of a peacock just from the bones and your imagination.【语篇解读】本文是一篇说明文。由于恐龙化石被发现时是毁坏的,所以拼接恐龙骨架很难,而且科学家在描述恐龙时也是在仅有的几片化石上做猜想,经常被证明是错误的。晨鸟教育 Earlybird 1Which of the followin
7、g is NOT a reason why putting a dinosaur skeleton together is difficult?ANo one has seen a living dinosaur.BDinosaur bones are too complicated when found.CDinosaur bones are crushed or bent when found.DDinosaur bones are mixed with other animals bones when found.B 细节理解题。根据第一段的内容可知,所发现的恐龙骨骼遭到了严重的破坏,或
8、压碎或变形,有些还和其他动物的骨骼混合到一块,而且根据下文可知现代人谁也没见过活着的恐龙,所以 A、C、D 三项都是原因。故选B。2According to Paragraph 2,we can infer that Asome scientists are very careful in their descriptions of dinosaurs Bthe descriptions of dinosaurs contain some wrong information Csome scientists have made complete pictures of dinosaurs ba
9、sed on facts Dthe ideas of scientists are often proved wrong when more facts are discovered B 推理判断题。根据第二段中的“All of these descriptions are based on guesswork the imaginations of people who have never seen a living dinosaur.”可推知关于恐龙的描述是建立在人们的想象之上,因此这些描述含有错误信息。故选B。3Taking a peacock as an example,the au
10、thor shows that Ait is easy to put the peacock bones together to form a skeleton Bit is not easy to put the peacock bones together to form a skeleton Ca very good artist can draw a good picture even if he has never seen a peacock Dit is impossible to draw a correct picture based on the bones and one
11、s imagination D 细节理解题。根据文章最后一句话“Even if you are a very good artist,it would be a miracle if you drew a true picture of a peacock just from the bones and your imagination.”可知答案为 D。4What is the passage mainly about?AWhy it is difficult for scientists to find dinosaur fossils.BWhy scientists cant give
12、exact description of dinosaurs.晨鸟教育 Earlybird CHow we can get right information about dinosaurs.DHow we can put a dinosaur skeleton together.B 主旨大意题。全文谈论了在没有任何人见过恐龙的情况下,要想准确地描述出来恐龙是什么样子的,这是非常困难的,所以 B 项内容是文章谈论的中心。B The sun is setting on a summer night.At the entrance to a deep,dark cave,a few bats fl
13、y out.Then more and more of the small,furry creatures appear.Within a few minutes,a whole river of bats is pouring out of the cave,and they keep coming,millions and millions of them.Sound like a scary horror movie?Believe it or not,this scene takes place every night,all summer long,at Bracken Cave i
14、n Texas,where 20 million bats fly outside to feed on insects.Every March or April,Mexican free tailed bats migrate up to 1,609 kilometers from their winter home places,like mines,tunnels,hollow trees,and under bridges in Mexico to this cave.Soon after they arrive,each mother gives birth to one baby
15、bat.As many as 500 baby bats live crammed(挤)into one square foot of space,and those bodies create nice warm temperatures to keep them warm and comfortable.With bad sight,how can mother bats recognise their own babies?Their good sense of smell helps them the most.When the adult bats leave the cave at
16、 night to feed,they eat tons of insects in a single night,including many pests that eat farmers crops.And they get rid of mosquitoes,too.The cave,quiet in winter,is full of life all summer.The floor of the cave is covered with bugs.Gnats are flying around,and beetles are crawling up your leg when yo
17、u walk in!When twenty million bats fly out of one cave opening,they make a column(柱)so thick that they show up on the radar at the nearby airport.So much for bats being scary!【语篇解读】每年夏天,成千上万只蝙蝠飞到德克萨斯州的一个洞穴繁衍生殖,生殖期结束大群蝙蝠飞出洞穴,出现在附近机场的雷达上空,场面壮观、可怕。5What is the purpose of the first paragraph?晨鸟教育 Earlyb
18、ird ATo explain the living habits of bats.BTo describe what bats look like.CTo talk about a frightening scene of a film.DTo introduce the topic of the passage.D 推理判断题。第一段中描述了大群的蝙蝠从洞中飞出的壮观景象,是为了引出下文要谈到的主题。6Why do Mexican free-tailed bats fly to Bracken Cave in Texas?ATo escape from the cold of Mexico
19、.BTo give birth and raise their young.CTo gather plenty of food for winter.DTo help farmers in Texas kill harmful insects.B 细节理解题。根据第三段中的“Soon after they arrive,each mother gives birth to one baby bat.”可知,蝙蝠夏天飞到德克萨斯州的一个岩洞是为了产下后代并抚育它们。7Which of the following senses helps mother bats recognise their b
20、abies?ATouch.BSight.CSmell.DTaste.C 细节理解题。根据第三段的末句“Their good sense of smell helps them the most.”可知,视力很差的蝙蝠是靠敏锐的嗅觉识别自己的孩子的。8According to the passage,we can learn that Athe bats living in the cave benefit the local farmers BMexican free tailed bats prevent other animals living in the cave Cthe large
21、 group of Mexican bats sometimes destroy the local radar Dcaves are the places where Mexican bats live all the year round A 推理判断题。根据第四段“.they eat tons of insects in a single night,including many pests that eat farmers crops.And they get rid of mosquitoes,too.”可知,晚上觅食的蝙蝠可以吃掉几吨的昆虫,包括许多害虫。另外,它们还吃蚊子。由此可
22、推知,有益于当地的农民,故 A 正确。C As we all know,New Zealand is one of the worlds main island groups,extending 晨鸟教育 Earlybird 1,700 km across the South Pacific Ocean,midway between the Equator and the South Pole.The North Island and the South Island make up most of New Zealands 268,000 sq km,an area similar to t
23、hat of the United Kingdom.New Zealand is a temperate,oceanic land,the antipodes(恰恰相反的事物)of Spain,Portugal and western France.It has a coastline 10,000 km long and no inland locality is more than 110 km from the sea.New Zealand is full of every kind of physiognomy(地形,地貌),but is especially for the fac
24、t that about three quarters of the country lies more than 200 meters above sea level.Much of the North Islands shape has been created by volcanic activity.The country lies across the“mobile”belt of the earths crust which circles the Pacific Ocean.This represents the shape of the land by features all
25、 common to the New Zealand landscape volcanoes,hot springs,mountain chains and active fault lines.The centre of the North Island is crowned by mildly active volcanoes reaching a height of 2,797 m on Mount Ruapehu.New Zealands famous thermal(温泉的)region runs northeast from here,through the countrys la
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