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Unit 22 Environmental Protection Section .单句语法填空1We substituted fish _ meat several times a week.2Some people advocated _(limit) the number of cars on the main road.3It is time to take action _(let) our customers understand this.4. But for the meeting, I would _(go) home at the time.5He was condemned to _(die) for murder and later hanged.6Please go back to your classroom _ turn.7We train them to make use of _(refer) books.8I look forward to _(e) to work every day.9There _(be) a number of Negroes in the city.10I cant go out with all these clothes _(wash)【答案】1.for2.limiting3.to let4.have gone5death6.in7.reference8.ing9.are10to wash.单句改错1. He sat there with his eyes close._2. Giving that he was still a boy, I forgave him._3The number of fish in coastal waters have decreased._4I was trapped into tell the police all I knew._5Their devotion to their children was beyond word._6The person refer to is my English teacher._7We looked after the little boy by turn._8Tom was condemned with life imprisonment._9Margarine is often used as a substitute with butter._10The report advocated that all buildings was fitted with smoke detectors._【答案】1.close改为closed2.Giving改为Given3have改为has4.tell改为telling5.word改为words6.refer改为referred7.by改为in或turn改为turns8.with改为to9.with改为for10was改为be.阅读理解Plants are flowering faster than scientists predicted(预测) in reaction to climate change，which could have long damaging effects on food chains and ecosystems.Global warming is having a great effect on hundreds of plant and animal species around the world，changing some living patterns，scientists say.Increased carbon dioxide(CO2 )in the air from burning coal and oil can have an effect on how plants produce oxygen，while higher temperatures and changeable rainfall patterns can change their patterns of growth.“Predicting species reaction to climate change is a major challenge in ecology，” said the researchers of several US. universities.They said plants had been the key object of study because their reaction to climate change could have an effect on food chains and ecosystem services.The study，published on the Nature website，uses the findings from plant life cycle studies and experiments across four continents and 1,634 species.It found that some experiments had underestimated(低估)the speed of flowering by 8.5 times and leafing by 4 times.“Across all species，the experiments underpredicted the speed of the advancefor both leafing and floweringthat results from temperature increases，”the study said.The design of future experiments may need to be improved to better predict how plants will react to climate change，it said.Plants are necessary for life on the Earth.They are the base of the food chain，using photosynthesis (光合作用) to produce sugar from carbon dioxide and water.They let out oxygen which is needed by nearly every organism on the planet.Scientists believe the worlds average temperature has risen by about 0.8 since 1900，and nearly 0.2 every ten years since 1979.So far，efforts to cut emissions(排放) of planetwarming greenhouse gases are not seen as enough to prevent the Earth heating up beyond 2 this centurya point scientists say will bring the danger of a changeable climate in which weather extremes are mon，leading to drought，floods，crop failures and rising sea levels.【语篇解读】本文为说明文，题材为科普知识类。温室效应已经影响了植物的生长类型，由于植物在食物链和生态系统中有着重要影响，科学家们正致力于研究其生长变化。1What is the key information the author wants to give in Paragraph 1?APlants reaction to weather could have damaging effects on ecosystems.BThe increasing speed of flowering is beyond scientists expectation.CClimate change leads to the change of food production patterns.DFood chains have been seriously damaged because of weather.【解析】主旨大意题。根据第一段“Plants are flowering faster than scientists predicted(预测) in reaction to climate change.”可知本题应选择B项。【答案】B2We can learn from the study published on the Nature website that_.Aplants flowering is 8.5 times faster than leafingBthere are 1,634 plant species on the four continentsCscientists should improve the design of the experimentsDthe experiments failed to predict how plants react to climate change【解析】细节理解题。根据文章第五段最后一句话“It found that some experiments had underestimated(低估)the speed of flowering.”以及第七段“The design of future experiments may need to be improved to better predict.”可知本题应选择C项。【答案】C3Scientists pay special attention to the study of plants because_.Athey can prove the climate change clearlyBthey are very important in the food chainsCthey play a leading role in reducing global warmingDthey are growing and flowering much faster than before【解析】细节理解题。根据文章第四段最后一句“They said plants had been the key object of study because their reaction to climate change could have an effect on food chains.”可知本题选择B项。【答案】B4What can be inferred from the last two paragraphs about the worlds temperature?AIt has risen nearly 0.2 since 1979.BIts change will lead to weather extremes.CIt is 0.8 higher in 1979 than that of 1900.DIt needs to be controlled with in 2 in this century.【解析】推理判断题。根据文章最后一段“.beyond 2 this centurya point scientists say will bring the danger of a changeable climate.leading to drought，floods.”可知必须将上升温度控制在2以内才可能不会出现危险状况，故选择D项。【答案】D.完形填空I had just started my second year studying at Cambridge University when I was faced with the news I had never expected. A lump in my neck _1_ out to be cancer. I would _2_ six months of chemotherapy(化疗)After the shock, I was struck by this thought: my _3_ didnt have any room for cancer. I had so much I wanted to _4_ and so many goals I wanted to chase.I was faced with the _5_ job of telling my friends and family. Then, I had to decide whether to _6_ in Cambridge and take five exams at the end of the year. My doctor _7_against it, and so did my parents and teachers.My doctors and teachers convinced me that taking some time off to _8_ and relax would be the best thing for me. I could not think of anything _9_. I did not want to _10_ a year of my life, receiving pity from those around me.Together with my parents, I tried to persuade the university to _11_ me to stay at Cambridge and study only half the course. At the end of the year I would take two exams. It was really a _12_ to persuade them to agree.Treatment began and I was up and down from Cambridge to London every other week. It made me feel _13_， but to a much lesser degree than I had expected. I was _14_ to read, eat and socialize exactly as I used to. I slept a lot and rested a lot, but I also worked hard at my studies. It gave me focus, and it also gave me purpose. pleting my _15_ at the end of term felt like a great personal victory.I took a _16_ to continue studying while undergoing treatment, and it _17_ I was successful in my examsand more _18_， I made a full recovery.Every person facing a disease like cancer must make the _19_ that are right for them. I am _20_ that I made the decision that was right for me.【语篇解读】作者面对癌症没有退却，做出了边学习边治疗的决定；最终获得成功，不仅通过了考试，而且完全康复。激励人们面对困难时要做出适合自己的选择。1A. stuckBcameCturnedDworked【解析】我颈部一个肿块结果变成了癌症。stick粘贴，插入；e来；turn转变；work工作。【答案】C2. ArequireBexpectCsenseDarrange【解析】我需要六个月的化疗。require要求，需要；expect期盼；sense感知；arrange安排。根据语境可知选A。【答案】A3A.bodyBmemoriesCfamilyDdreams【解析】震惊之后，我被一个想法打动：我的梦想没有给癌症留地方。【答案】D4A.faceBachieveCshowDunderstand【解析】我有这么多想要实现的，有那么多想追逐的。face面对；achieve实现；show展示；understand明白。根据语境可知选B。【答案】B5A.necessaryBtemporaryCdifficultDdisappointing【解析】我面临困难的工作。necessary必需的；temporary临时的；difficult困难的；disappointing令人失望的。【答案】C6A.joinBtreatCsettleDcontinue【解析】我决定是否继续留在剑桥，参加年底的5次考试。【答案】D7A.foughtBadvisedCactedDdecided【解析】我的医生建议我不要继续留在剑桥。fight斗争，战斗；advise建议；act行动；decide决定。【答案】B8. ArecoverBexerciseCstudyDplay【解析】我的医生和老师说花费一些时间恢复和放松对我来说将是最好的事情。recover恢复。【答案】A9A.betterBworseCmoreDless【解析】我认为这是最糟糕的事情。否定词和比较级搭配表示最高级的意思。【答案】B10. AsaveBspendCtakeDmiss【解析】我不想错过生命中的一年。miss错过。【答案】D11A.helpBremindCallowDinvite【解析】我尽力劝说学校允许我留在剑桥。【答案】C12A.struggleBfailureCburdenDtrouble【解析】劝说他们同意真的是一次斗争。struggle奋斗，斗争；failure失败；burden负担；trouble麻烦。故选A。【答案】A13A.tiredBrelaxedCconfidentDnervous【解析】根据上一句“每隔一周要从剑桥去伦敦治疗”可知“我感到疲倦”。故选A。【答案】A14A.afraidBreadyCableDeager【解析】但是，我能读书，吃饭，能像过去一样交际。afraid害怕的；ready有准备的；able有能力的；eager渴望的。【答案】C15A.purposeBprojectsCtreatmentDexams【解析】在学期末完成我的规划就像我个人的一次伟大胜利。purpose目的；project项目；treatment治疗；exam考试。【答案】B16A.restBriskCprivilegeDjob【解析】我治疗期间冒险继续学习。risk冒险。【答案】B17A.ended upBpassed onCpaid offDbroke out【解析】根据下一句“考试成功”可知“得到回报”。故选C。【答案】C18A.clearlyBinterestinglyCspecificallyDimportantly【解析】更有趣的是我完全恢复。clearly清晰地；interestingly有趣地；specifically特别地；importantly重要地。【答案】B19A.choicesBchangesCeffortsDchances【解析】每个人面临想癌症这样的疾病时，一定要做出对他们来说正确的选择。【答案】A20A.surprisedBexcitedCdeterminedDproud【解析】我为我做出了正确的决定而自豪。surprised感到惊讶的；excited兴奋的；determined坚决的；proud自豪的。【答案】D
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