（新教材）人教版（2019）高中英语必修第二册单元综合评估2UNIT2课时作业含解析.doc

1、1 单元综合评估二单元综合评估二(UNIT(UNIT 2)2) 时间：120 分钟满分：120 分 第一部分：听力(略) 第二部分：阅读理解(共两节，满分 35 分) 第一节：(共 10 小题；每小题 2.5 分，满分 25 分) 阅读下面短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。 A A The evolution(进化) of animals depends upon the environmental conditions on Earth.Here are the top four oldest animal species on Earth. HorseshoeHor

2、seshoe CrabCrab445445 millionmillion yearsyears oldold Horseshoe crabs appeared on Earth 445 million years ago.They live in shallow ocean waters across the world.Horseshoe crabs have a long tail.They have nine eyes in total，found throughout the body.Out of the nine，two large eyes are mainly used by

3、horseshoe crabs and the others are used to control their movements. NautilusNautilus500500 millionmillion yearsyears oldold The nautilus is a kind of shellfish living in the sea that existed 500 million years ago.That is long before dinosaurs appeared on Earth.It is said to be the only surviving mem

4、ber of a large group of shellfish.Nautiluses live at a depth of 2,200 feet in the ocean. JellyfishJellyfish (水母)550550 millionmillion yearsyears oldold Jellyfish with an umbrellalike head can be found in every ocean in the world.They have no brain or nervous system.Jellyfish are found in different s

5、hapes and colors.The 90 percent of their body weight is water.They are also known to eat other jellyfish.The box jellyfish is the most dangerous species of jellyfish on Earth. SpongeSponge580580 millionmillion yearsyears oldold Sponges are a special kind of creature living in the sea that looks like

6、 a plant.They appeared in the worlds oceans 580 million years ago.There are 5,000 different species of sponges in the world.They live at different depths in the oceans. Sponges dont have arms or head.They have a special power to grow back a lost body part and a new sponge will grow from the old one.

7、The body of sponges contains many channels，which become a shelter for many small species. 动物的进化取决于地球的环境条件。 当我们挖掘地球的历史时， 我们可以看到一些动物 物种在很久很久以前便出现在地球上并繁衍至今。本文列出了地球上四大最古老的动物物 2 种。 21How many eyes does a horseshoe crab have? AOne.BTwo.CSeven.DNine. 答案：D 解析：细节理解题。根据 Horseshoe Crab445 million years old 中“T

8、hey have nine eyes in total.”可知马蹄蟹(horseshoe crab)有九只眼睛。 22What is the similarity between the nautilus and sponges? ABoth have long tails. BNeither of them has a head. CBoth can live in the deep sea only. DBoth existed before dinosaurs appeared on Earth. 答案：D 解析：推理判断题。根据 Nautilus500 million years ol

9、d 中“That is long before dinosaurs appeared on Earth.”可知鹦鹉螺(nautilus)在恐龙出现在地球上之前就已经存 在了。又根据 Sponge580 million years old 中内容可知海绵动物(sponge)先于鹦鹉螺出 现在地球上。 23What do we know about jellyfish from the text? AThey can be found in most rivers. BTheir body is mostly water. CTheir head looks like a plant. DThey

10、 dont have arms or head. 答案：B 解析： 细节理解题。 根据 Jellyfish(水母)550 million years old 中“The 90 percent of their body weight is water.”可知水母(jellyfish)体内含有百分之九十的水分。 B B Lemurs are cute animals that live on the island of Madagascar, the fourthlargest island in the world.Lemurs have big eyes, long noses, and l

11、ong tails(except for the Indri)andlivehighinthetreesofMadagascanforests.Lemursarequite intelligent.They are the cousins of monkeys and look quite similar.They also swing through the trees and live in family groups. There are different species of lemurs.Some lemurs (the Indri) sing like a whale, and

12、some (the Sifaka) walk like a ballet dancer.Some lemurs are very small, like the Pygmy Mouse.Lemur which weighs only 2530 grams.Others, like the Indri, can weigh up to ten kilograms.Some lemurs are nocturnal,_being awake at night and sleeping during the day, and some are not nocturnal but diurnal.Ge

13、nerally, the smaller lemurs are nocturnal, while the bigger ones are diurnal.All the species are unique to Madagascar. However, all of the lemurs are endangered species.Many species have already disappeared in the last few centuries.There are not many of lemurs left.People in 3 Madagascar have been

14、destroying the forests where lemurs live.Local people also hunt lemurs for food.Some of the local people see lemurs as bringers of bad luck, so they kill lemurs. At the moment, there are about 85 lemur species left.But many people fear that the number of species will fall quickly.Soon there may be n

15、o lemurs left if we do not make serious efforts to protect them. 本文是一篇说明文。文章讲述的是 Madagascar 岛上的狐猴。 24What are Lemurs a lot like? AThey are like human beings because they can dance ballet. BThey are like whales because they sing loudly in a similar way. CThey are like mice because they are very small

16、 weighing only 2530 grams. DThey are like monkeys because they swing through the trees and live in family groups. 答案：D 解析：细节理解题。根据第一段最后两句 They are the cousins of monkeys and look quite similar.They also swing through the trees and live in family groups.可知， Lemurs 就像猴子，因为它们在树间荡来荡去，成群结队地生活。故选 D。 25Wha

17、t does the underlined word “nocturnal” mean? ASleeping at night and being awake during the day. BBeing awake at night and sleeping during the day. CBeing awake day and night. DSleeping day and night. 答案：B 解析：词义猜测题。根据第二段中 being awake at night and sleeping during the day, and some are not nocturnal bu

18、t diurnal.“晚上醒着，白天睡觉，有些不是夜行性的， 而是昼行性的。”可知，nocturnal 的意思是“夜行性的”。故选 B。 26What can we infer from this text? ALemurs can be killed because they may bring bad luck to people in Madagascar. BPeople in Madagascar have realized they shouldnt destroy the forest where lemurs live. CThere is a great chance tha

19、t lemurs will soon be extinct if people do nothing to help them. DWe should raise lemurs somewhere else besides Madagascar to keep them from dying out. 答案：C 解析：推理判断题。根据最后一段最后一句 Soon there may be no lemurs left if we do not make serious efforts to protect them.可知，如果人们不采取任何措施帮助狐猴， 狐猴很有可能很快灭绝。故选 C。 27W

20、hats the best title of the text? 4 ASave Madagascars Forest BA Good Pet Lemurs CPeoples Friends DLemurs of Madagascar 答案：D 解析：标题判断题。根据第一段第一句 Lemurs are cute animals that live on the island of Madagascar, the fourthlargest island in the world.和第二段第一句 There are different species of lemurs.及第三段第一句 Howe

21、ver, all of the lemurs are endangered species.可知，本文讲述的是 Madagascar 岛上的狐猴。故选 D。 C C More than two thirds of the worlds polar bears will be wiped out by 2050， according to a shocking new study.By then，scientists say，global warming will have melted 42 percent of the Arctic sea ice.By 2100，only a very f

22、ew of these important creatures will be left. The report has been produced by the US Geological Survey.The scientists have publicized their findings in the hope of influencing US Interior Secretary Dirk Kempthorne，who has been asked to put polar bears on the US endangered species list. Polar bears d

23、epend on floating sea ice as a platform for hunting seals，which are their main food.Without enough ice，polar bears would be forced to go onto the land，where they are poorly skilled hunters，and would be unlikely to adapt to the life on the land in time.Experts say few bears would survive and the stre

24、ss could make many females unable to get pregnant. The team of American and Canadian scientists spent six months studying bears， on the ground，from spotter planes and in the lab，using computer models.Some team members fear the result is even worse for the bears than what their report says.They say t

25、he Arctic is warming faster than anywhere in the world and much faster than their computer had been forecasting.Satellite observations have showed that the ice has decreased to an alltime low. 5 However，not everyone in the scientific community believes that global warming is happening on such an ala

26、rming scale.Another investigation has found that polar bears are still being hunted by wealthy “sportsmen” who want their skins and heads.At least ten international companies offer bearhunting trips. 本文说的是由于全球变暖，北极熊有可能在这个世纪末就要灭绝了。 28What do we know about Dirk Kempthorne according to the passage? AHe

27、 is an animal scientist. BHe is a protector of animals working for the US government. CHe was asked to put polar bears on the US endangered species list. DHe offered to put polar bears on the endangered species list. 答案：C 解析：细节理解题。根据第二段第二句中的“.US Interior Secretary Dirk Kempthorne，who has been asked

28、to put polar bears on the US endangered species list.” 可知 C 正确。 29Why will polar bears die out if there is not enough sea ice? ABecause polar bears cant catch enough food without ice. BBecause polar bears eat ice when they feel thirsty. CBecause polar bears will be easily found by hunters without ic

29、e. DBecause most female bears are used to giving birth under ice. 答案：A 解析：推理判断题。由文章第三段第一句“Polar bears depend on floating sea ice as a platform for hunting seals，which are their main food.”可知 A 正确。 30After a sixmonth study，some scientists fear that _. Athere is something wrong with their computers Bp

30、olar bears will disappear even faster than they ever expected Ctheir computer models are not as accurate as they expected Dglobal warming will destroy everything in the Arctic 答案：B 解析：细节理解题。由文章第四段第二句“Some team members fear the result is even worse for the bears than what their report says.”可知 B 正确。

31、第二节：(共 5 小题；每小题 2 分，满分 10 分) 根据短文内容， 从短文后的选项中选出能填入空白处的最佳选项。 选项中有两项是多余 选项。 You need to dress warmly when you play in the snow.And to get around in deep snow，you might need snowshoes. Animals need winter coats and snowshoes too. A musk ox (麝牛) wears two coats in winter.31._D_ It keeps the inner coat o

32、f soft fur warm and dry.The furry undercoat falls off each spring and the ox grows a new one every winter. 6 A snowshoe rabbit changes its coat to match the season.32._F_ In winter it grows white fur to match the snow.It even has fur on the bottoms of its feet. 33_B_ A sealhas an extra layer under i

33、ts fur coat too.This thick layer of fat lies under the seals skin and is great at holding in heat，especially in the water. The Arctic fox has fur on the bottoms of its feet and one of the warmest double coats of any animal.But on very cold and windy days，it adds something.34._E_ A polar bears big fe

34、et act like snowshoes.35._G_The bottom of each foot is protected by fur and the fur helps the bear walk on the snowy ground. AIt can run very quickly. BDo you wear a sweater under your coat? CThey can move quickly across the snow. DThe outer coat reaches almost to the ground. EIt uses its thick tail

35、 like a scarf to cover its nose and face. FIn summer its brown fur helps it hide among dirt and rocks. GThey spread out the bears weight so it can walk easily on the snow. 本文是说明文。文章介绍了动物如何抵御寒冷以及在冰天雪地里行走。 解析 31根据下一句“It keeps the inner coat of soft fur warm and dry.”可知，D 项“外面的皮毛垂到地面”符合语境。D 项中的 outer c

36、oat 与下一句中的 inner coat 相呼 应。 32根据该空前的“changes its coat to match the season”和该空后的“In winter it grows white fur to match the snow.”可知，雪兔的皮毛为了和不同的季节保持协调 而发生变化，因此 F 项介绍雪兔的皮毛在夏天时的情况符合语境。F 项中的 In summer 和下 一句中的 In winter 形成对比。 33根据该空后的“an extra layer under its fur coat too”可知，B 项“你在外 套里面穿毛衣吗？”符合语境。B 项中的“a

37、sweater under your coat”与下一句中的“an extra layer under its fur coat”相呼应。 34根据该空前的“it adds something”可知，北极狐的尾巴还可当作围巾使用，包 裹鼻子和脸。 35根据该空前的“A polar bears big feet act like snowshoes.”可知，北极熊 宽大的脚可以分摊自身的重量并且保证它们在雪上轻松行走。 第三部分：语言运用(共两节，满分 45 分) 第一节：完形填空(共 20 小题；每小题 1.5 分，满分 30 分) 阅读下面短文，从短文后各题所给的 A、B、C 和 D 四个选

38、项中，选出可以填入空白处的 最佳选项。 On a rainy day，Carolyn Hammett and her husband were on their way home.While Hammett was driving，they saw a policewoman 36._A_ in the middle of the road. They were very 37._B_.But they were even more confused as to 38._D_ the 7 policewoman was smiling，even though she had got compl

39、etely 39._B_ in the rain. As they got closer，they 40._A_ that the officer was protecting a turtle.There seemed to be 41._D_ to its legs and it couldnt move. “I couldnt 42._C_ that she was standing there，protecting that turtle in all that rain.Not many people would do that，no matter what their jobs a

40、re.She was serving and 43._D_ in every sense of the word，”Hammett said. According to Hammett， the policewoman had 44._B_ Animal Control and was waiting for help.She was concerned for its 45._D_ on the busy street.With all the 46._C_ weather，she was really 47._C_ it would be hit by a car. Whats more，

41、it is difficult to 48._A_ the turtle without the right tools.So before the rescue people came，the policewoman could only take her place on the road to 49._D_ it.However，instead of 50._B_ the officer，Hammetts husband 51._C_ an umbrella for the officer.Hammett went home to get some simple 52._A_.Then

42、the three used the tools to lead the turtle to safety on the other side of the road. “The officer thanked us and we thanked her and we all went on our way，”Hammett added.“She was 53._C_ the entire time and she never seemed to 54._D_ that she was caught by the rain.She was delightful，positive and 55.

43、_B_，all the things that you think a police officer should be.” 36A.standingBlyingCsittingDplaying 37A.worriedBsurprisedCafraidDsatisfied 38A.thatBwhereChowDwhy 39A.coldBwetCsickDweak 40A.realizedBshowed CrememberedDthought 41A.fightBexerciseCmessageDinjury 42A.findBadmireCbelieveDafford 43A.keepingB

44、sendingCsavingDprotecting 44A.carriedBcalledCturnedDasked 45A.healthBappearanceChabitDsafety 46A.strangeBwarmCbadDspecial 47A.tiredBshockedCworriedDamazed 48A.moveBdescribeCstopDaccept 49A.look overBwatch forClook forDwatch over 50A.waitingBleavingCstoppingDreturning 51A.gaveBofferedCheldDmade 52A.t

45、oolsBwaysCstepsDmethods 53A.excitedBsorryChappyDinterested 54A.decideBchooseChopeDcare 55A.luckyBkindCseriousDstrong 8 本文大意：在一个雨天，一对夫妇看见一位女警察为保护一只乌龟不惜被淋湿。他们深 受感动，于是帮助这个女警察一起救助了这只乌龟。 解析 36当 Hammett 和她丈夫在开车的时候，他们看见一位女警察站在(stand)路中间。 37他们非常惊讶(surprised)。 38看到这个女警察虽然浑身湿透(wet)，却仍然面带微笑，这对夫妻感到更加困惑， 想知道为什么(

46、why)。 39解析见上题。 40当他们走近了之后，他们意识到(realize)这位警察在保护一只乌龟。 41乌龟腿部好像有伤(injury)不能移动。 42她一直站在那儿，在雨中保护这只乌龟。这真的令人难以置信。believe 相信。 43“她做到了全方位的服务和保护(protect)，”Hammett 说道。 44Hammett 说这位女警察已经给动物管理中心打过(call)电话，那时是在等待救援。 45她关心乌龟的安全(safety)。 46而且天气恶劣(bad)，她很担心(worry)乌龟会被车撞到。 47解析见上题。 48而且没有适当的工具很难把乌龟移走(move)。 49因此，在救

47、援人员到来之前，女警察只能在公路上看着它。watch over 看守。 50他们并没有就此离开(leave)，Hammett 的丈夫给警察撑了(hold)一把伞。 51解析见上题。 52Hammett 回家拿了一些简单的工具(tool)。 53她一直很开心(happy)并没有在意(care)被雨淋湿了。 54解析见上题。 55她是快乐的、积极的、善良的(kind)，所有警察应有的美好品质，她都具备。 第二节：(共 10 小题；每小题 1.5 分，满分 15 分) 阅读下面短文，在空白处填入 1 个适当的单词或括号内单词的正确形式。 Animals can become endangered f

48、or a number of reasons，but many experts believe that loss of habitat is the main cause.Some animals are put 56.in danger when people take over their habitats.This often 57.occurs (occur) because people want one or more of the resources (资源) in those areas.Some forests，for example，provide wood 58.tha

49、t/which is used for things like paper and furniture ， etc.Many trees 59.are_being_cut (cut) down every day for such purposes but not enough are being planted.It has seriously decreased the population of many species. In some cases ， loss of habitat arises from forest fires or flooding of land.Enviro

50、nmentalists and zoologists are 60.frequently (frequent) trying to do what they can to prevent the number of populations from 61.dropping (drop) too seriously. Sometimes，people influence nature，indirectly causing the animals 62.to_lose 9 (lose) their habitats.Experts believe the problem is becoming m