2019高中英语 Unit 22 Environmental Protection Section Ⅴ 学业分层测评 北师大版选修8.doc

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1、1UnitUnit 2222 EnvironmentalEnvironmental ProtectionProtection SectionSection .单句语法填空1Not only _ I know her, but I was her best friend.2He said that the Christmas tree _(buy) soon.3You can easily get access _ the humorous old man.4He fixed his attention on _(listen) to the morning news.5At no time _

2、 the country been more prosperous than at present.【答案】 1.did 2.would be bought 3.to4listening 5.has.单句改错1The naughty boy was made do his homework._2Not only the students but also the teacher like holidays._3The only access of the city is across the bridge._4My new house is painted now. _5These probl

3、ems should have solved months ago._【答案】 1.do 前加 to 2.like 改为 likes 3.of 改为 to 4.is 后加 being 5.have 后加 been.阅读理解Alaskas Arctic lakes now freeze later and melt earlier in the year than in 1950，leaving them easy to suffer water loss from evaporation(蒸发)and possibly adding to local warming, a new study

4、finds.The winter ice season near Barrow, Alaska, is shorter than in 1950, researchers reported Jan.30 in the journal The Cryosphere.Lake ice is also thinner each winter.The scientists surveyed 402 lakes on the North Slope，where permafrost (permanently frozen ground)and shallow lakes dominate the are

5、a.In 2011, the lake ice was 38 percent thinner than in 1950, and 22 percent fewer lakes froze through to their bottoms.“When we saw the actual numbers we were shocked at how dramatic the change has been， ” lead study author Cristina Surdu, of the University of Waterloo in 2Canada，said in a statement

6、.Surdu and her coauthors analyzed the changes in lakeice thickness and ice cover with satellite images and climate model simulations(satellite images are only available from 1991)The climate models suggest the Arctic lakes froze almost six days later and broke up about 18 days earlier in the winter

7、of 2011 compared with the winter of 1950.“The changes in ice and the shortened winter affect Northern communities that depend on ice roads to transport goods， ”Surdu said.For example, every winter, oil companies build roads over frozen lakes to carry supplies to Prudhoe Bay.“The dramatic changes in

8、lake ice may also contribute to further warming of the entire region, because open water on lakes contributes to warmer air temperatures， ” Surdu said.The Arctic is warming twice as fast as the rest of the planet, for reasons that may include its layered atmosphere, which traps heat, and the loss of

9、 sea ice and snow cover, which help reflect the suns energy when present.【语篇解读】 本文主要讲述北极湖冰的变化及其带来的影响。1What does the text mainly tell us?AArctic lakes now freeze earlier and melt later.BAlaskas local warming is decreasing sharply.CArctic lakes are losing ice.DArctic lakes hold more flesh water than b

10、efore.【解析】 主旨大意题。根据第一段第一句话，特别注意 find，show，suggest 等词后的宾语从句。【答案】 C2What can we infer the North Slope is dotted with?Athick forests.Bnumerous lakes.Cgreen grasslands.Dfertilized farmlands.【解析】 推理判断题。根据第二段第二句话可知：The scientists surveyed 402 lakes on the North Slope，where permafrost (permanently frozen g

11、round)and shallow lakes dominate the area.【答案】 B3According to the text，the great changes of Alaskas Arctic lakes 3_.Aare totally beyond Surdus expectationsBare completely within Surdus expectationsCcome as no surprise to Surdu and her coauthorsDcome as a great excitement to Surdu【解析】 细节理解题。根据第三段首句中的

12、 shocked 可判断答案选 A。【答案】 A4How many days was the winter ice season of Arctic lakes in 2011 shorter than that in 1950?A6 days. B12 days.C18 days.D24 days.【解析】 细节理解题。根据第四段第一句话：The climate models suggest the Arctic lakes froze almost six days later and broke up about 18 days earlier in the winter of 2011

13、 compared with the winter of 1950.晚结冰六天，早融化 18 天，那么北极湖泊的结冰季节 2011 年比 1950 年一共就少了 24 天，故选 D。【答案】 D.完形填空Life was hard, and Cam was broke as he had lost his job as a DJ.He had no cash on him but a brandnew dollar bill with all the autographs (亲笔签名) of the Opry stars, which he _1_carefully and carried w

14、ith him always.One morning, he saw a young man _2_quietly in an old yellow Dodge in the parking lot.Cam waved to him and drove away.When he went back to the parking lot that night, he noticed the car again, parked in the_3_space.This car had not moved.The next morning, as Cam walked near the car, th

15、e man _4_his window down, _5_ himself and said he had been in his car for days with no money or food.Then, very _6_， the man asked if he might borrow a dollar for a snack to get him by until the next day.Cam explained his_7_that he didnt have a dollar to lend him.He walked to his car, wishing he cou

16、ld have _8_him.Then Cam suddenly _9_his Grand Ole Opry dollar.He _10_with his conscience a minute or two, pulled his wallet out and _11_the bill.Then he walked back to the man and gave him his _12_dollar.“Somebody has _13_all over this， ” the man said, but he didnt notice that the writing was dozens

17、 of _14_.He took the bill.4That very morning when Cam was back home trying not to _15_what he had done, things began to happen.The phone rang; a recording studio wanted him to do a commercial that paid $500, which _16_like a million.In the next few days more _17_came to him out of nowhere.Good thing

18、s kept coming _18_.Cam _19_saw the man in the old yellow Dodge again.But whether the guy was a _20_or an angel doesnt matter.【语篇解读】 这是一篇记叙文，文中作者讲述了自己因为善行得到好报的故事。1A.possessedBguardedCworriedDheld【解析】 联系前文“with all the autographs (亲笔签名) of the Opry stars” ，可知此处指的是他认真地保护这张钞票。guard 保护。故选 B。【答案】 B2A.begg

19、ingBcryingCsittingDsinging【解析】 联系下文“he had been in his car for days”可知此处指的是他看见一个年轻人静静地坐在车里面。sit 坐。故选 C。【答案】 C3A.sameBrightCproperDwrong【解析】 根据后一句可知这辆车还停在原来的地方。same 相同的。故选 A。【答案】 A4A.turnedBpushedCrolledDopened【解析】 结合常识可知汽车的车窗需要摇下来。roll 滚动，转动。故选 C。【答案】 C5A.introducedBexplainedCpraisedDtold【解析】 根据前文描述

20、可知 Cam 和这个年轻人并不认识，因此需要先介绍自己。introduce 介绍。故选 A。【答案】 A6A.warmlyBmerrilyCrudelyDhesitantly【解析】 根据下文“borrow a dollar for a snack to get him”可知这个年轻人是在向他乞讨，因此会非常犹豫地说。hesitantly 犹豫地。故选 D。5【答案】 D7A.jobBsituationCcarDhobby【解析】 根据下文“he didnt have a dollar to lend him”他没有一美元可以借给他，可知 Cam 解释了他的情况。故选 B。【答案】 B8A.s

21、avedBforgottenChelpedDmissed【解析】 根据前一句描述可知 Cam 希望自己能帮到这个年轻人。help 帮助。故选C。【答案】 C9A.discoveredBrememberedCfoundDsaw【解析】 根据后半句可知此处指的是他突然想起了自己的“Grand Ole Opry”美元，remember 想起。故选 B。【答案】 B10A.thoughtBconsideredCsearchedDstruggled【解析】 根据下文“his conscience”他的良心，可知他思想斗争了一两分钟。struggle with 与斗争。故选 D。【答案】 D11A.tou

22、chedBdroppedCsmelledDstudied【解析】 根据第一段中的句子“which he _ carefully and carried with him always”可知他非常珍惜这张钞票，故此处指的是他认真地看了看这张钞票。study研究，学习，仔细观察。故选 D。【答案】 D12A.bigBonlyCsmallDnice【解析】 结合语境可知此处指的是他唯一的一张美元。only 唯一的。故选 B。【答案】 B13A.writtenBdrawnCpaintedDdamaged【解析】 根据下文“the writing”可知此处指的是有人在这张钞票上写满了字。6written

23、 写，write 的过去分词。故选 A。【答案】 A14A.linesBsignaturesCwordsDpictures【解析】 根据前文“with all the autographs (亲笔签名) of the Opry stars”可知这张钞票上有很多签名。signature 签名。故选 B。【答案】 B15A.lie inBstick toCthink aboutDrely on【解析】 根据上一段描述可知他送出了自己唯一的一美元，因此会感到些许遗憾。故此处指的是他尽量不去想这件事。think about 考虑。故选 C。【答案】 C16A.soundedBlookedCseemed

24、Dbecame【解析】 根据前半句描述可知此处指的是听起来像，sound 听起来。故选 A。【答案】 A17A.newsBphonesCopportunitiesDmessages【解析】 根据前一句描述可知在接下来的几天中不知从哪儿来的好机会不断的来到他面前。opportunity 机会。故选 C。【答案】 C18A.finallyBsteadilyCquicklyDslowly【解析】 keep doing sth.持续做某事，据此可知好事情不断地到来。steadily 稳定地，有规律地。故选 B。【答案】 B19A.neverBjustCyetDstill【解析】 句意：Cam 再也没有见过这个坐在黄色旧道奇汽车里面的男人。never 永远没有，故选 A。【答案】 A20A.driverBpainterChelperDbeggar【解析】 联系前文“the man asked if he might borrow a dollar for a snack 7to get him”可知此处指的是这个年轻人是一个乞丐或者天使不重要。beggar 乞讨者。故选 D。【答案】 D