高中英语Unit4GlobalwarmingLearningaboutLanguage练习课件新人教选修6

十一Unit4

LearningaboutLanguage【基础全面练】Ⅰ.用强调句型改写句子1.Thesungivesuslightandheat.(强调主语)→______________givesuslightandheat.

2.MyfatherwenttoGuangzhoulastyear.(强调时间状语)_________________myfatherwenttoGuangzhou.

3.Wedon’trealizeitsvalueuntilweloseourhealth.(强调not...until...)→_______________________________werealizeitsvalue.

ItisthesunthatItwaslastyearthatItisnotuntilweloseourhealththat4.Thestudentsoftenhaveameetinginthehall.(强调地点状语)→_________________thestudentsoftenhaveameeting.

5.ImanagedtocollectsomeinformationfromtheInternet.(强调状语)_________________________Imanagedtocollectsomeinformation.

6.Themountainclimberswererescuedwiththehelpofthelocalguide.(强调状语)→____________________________________themountainclimberswererescued.

ItisinthehallthatItwasfromtheInternetthatItwaswiththehelpofthelocalguidethat7.Noworkerandnoengineerknowswhoistoblamefortheexplosionofthechemicalfactory.(强调who)→Noworkerandnoengineerknows____________istoblamefortheexplosionofthechemicalfactory.

8.Whosavedthedrowninggirl?(强调主语)→______________savedthedrowninggirl?

9.Ijustwonderwhatmakeshimsoexcited.(强调what)→Ijustwonder____________makeshimsoexcited.

10.Whereshouldyoustart?(强调where)→________________youshouldstart?

whoitisthatWhowasitthatwhatitisthatWherewasitthatthatbeforesinceisthatwhenitthatbeforeis【综合应用练】Ⅰ.阅读理解

Fromthelossofwildlifetotherisingsealevels,wehumansarewellawareoftheproblemsthatclimatechangecouldcause.Whileitseemsthatsuchissueswon’taffectmostofusdirectly,itlooksthatfuturegenerationscouldgrowupwithoutsomethingthatmanyofusnowtakeforgranted:chocolate.

It’spredictedthatbytheyearof2050,climatechangewillhaveacceleratedtherateatwhichtemperaturesinthesecountriesrise,makingitextremelydifficultforcacaotogrowthere.However,theproblemdoesn’texistinincreasedheat,butinlowerhumidity(湿度),asit’sbelievedthatrainfallwillstayatthesamelevelifthetemperaturerises.“Inotherwords,withhighertemperaturessqueezingmoreandmorewateroutofsoilandplants,it’sunlikelythatrainfallwillincreaseenoughtooffsetthemoisture(含水量)loss,”notedMitchellRon,thereport’sauthor.1.Whatcouldmakeithardforcacaotosurvivearoundtheequatorinthefuture?A.Theincreasedheatthere.B.Thehigherhumiditythere.C.Thedecreaseinrainfallthere.D.Themoisturelossinthesoilthere.【解析】选D。推理判断题。根据第四段及第七段可知,世界上大部分可可树生长在靠近赤道的国家。随着温度的不断上升,土壤和植物中的水分会越来越少,而降雨量的增加不足以弥补土壤中水量的损失。由此可以推知,将来赤道附近可可树生长艰难的原因是土壤中含水量的损失。故选D。2.Whatdoestheunderlinedword“offset”intheseventhparagraphmean?A.holdback

B.makeupforC.protect D.accept【解析】选B。词义猜测题。根据第七段可知,随着温度的不断上升,土壤和植物中的水分会越来越少,而降雨量的增加不足以弥补土壤中含水量的损失。所以画线词的意思是“弥补”。故选B。【解析】选C。细节理解题。根据倒数第三段内容可知,为减少气候变化的影响,美国的玛氏公司计划给予资金支持。故选C。Ⅱ.完形填空

Mostpeopleagreethatcarsareveryimportantforus.Overthelastfewdecadesthesignificance(重要性)ofprivatetransportationhassteadily

1

.Inthisessay,I’mgoingtodiscusswhathas

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thehighnumberofcarswearenowseeingonourroadsandsomeofthe

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.TheaspectsI’mgoingto

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areroaddesign,safetyandpollution.

Firstofall,Iwouldliketoconsiderwhethertherearetoomanycarsornotenough

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.Manytownsandcitiesseemtobecrowdedwithcars,butthismaybeduetothe

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ofmanycitystreets.Theyreallydoneedtobewidenedsocarscan

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moreeasilyandlargevehiclessuchastruckscantransportgoodsmore

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onthem.

Another

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forthinkingthattherearetoomanycarsisthelargenumberofaccidentscausedbythem.There’snodoubtthatifwehad

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cars,fewerpeoplewouldbeinjuredorkilledonourroads.

But

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totheenvironmentisformanypeoplebyfarthemostimportantevidencethatthereistoomuchtrafficonourroads.Theeffectsare

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:Carbonmonoxideandother

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chemicalsproducedbycarscauserespiratory(呼吸的)diseasesandotherhealthproblemsforpeople.Noiseandsmellsfromcarsalsomakeourtownsandcities

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toliveandworkin.Pollutantsare

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ourclimate,causingextremeweather,whichisaffectingallourlives.

Therefore,Ibelievestronglythatwemust

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thenumberofcarsinourcities.

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mostofusloveourcarsandthenatureofmodernlifeincreasesour

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onthem,weshoulddoourbesttousepublictransportationmoreoften

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.Wemustdoallwecantofinda(n)

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solutiontoourcities’trafficproblem.

【文章大意】本文是议论文。文章探讨了减少车辆使用的必要性。1.A.fallen

B.increased

C.hidden

D.returned【解析】选B。逻辑推理题。由上文的“Mostpeopleagreethatcarsareveryimportantforus”可知,过去的几十年,私家车的重要性稳步“增长(increased)”。2.A.caused B.limited C.pushed

D.shared【解析】选A。逻辑推理题。由下文三段分析道路设计、交通安全和车辆对环境的影响可知,作者在本文探讨了“导致(caused)”马路上的车辆增多的原因及其所带来的后果。3.A.advantages

B.purposes

C.functions

D.consequences

【解析】选D。逻辑推理题。由下文三段分析道路设计、交通安全和车辆对环境的影响可知,作者在本文探讨了导致马路上的车辆增多的原因及其所带来的“后果(consequences)”。4.A.relyon

B.accept

C.focuson

D.remember【解析】选C。逻辑推理题。由下文三段内容可知,作者的探讨“集中在(focuson)”道路设计、交通安全和污染这三个方面。5.A.drivers B.roads C.vehicles D.goods【解析】选B。逻辑推理题。由下文的“Manytownsandcitiesseemtobecrowdedwithcars...needtobewidened”可知,如今大多数城市道路拥挤,因此作者首先考虑的是到底是车太多了还是“路(roads)”修得不够多。6.A.number

B.importance

C.quality

D.narrowness【解析】选D。逻辑推理题。由下文的“Theyreallydoneedtobewidened”可知,作者认为城市道路拥挤可能是因为大多数城市街道“窄(narrowness)”。9.A.reason B.goal C.excuse

D.rule【解析】选A。词语辨析题。作者认为导致大量事故发生的另一个“原因(reason)”是车辆太多。10.A.smaller B.fewer

C.safer

D.cheaper【解析】选B。背景常识题。毫无疑问,车“越少(fewer)”,因车祸受伤或者死亡的人就会越少。11.A.access

B.warning

C.damage

D.attention【解析】选C。逻辑推理题。由下文的“Carbonmonoxide,Noiseandsmells,Pollutants”可知,车辆太多给环境带来“危害(damage)”。12.A.various

B.mysterious

C.serious

D.ridiculous【解析】选C。逻辑推理题。由下文的“causerespiratorydiseasesandotherhealthproblems...causingextremeweather”可知,车辆太多给环境带来的危害,其后果很“严重(serious)”。15.A.improving

B.creating

C.drying

D.changing【解析】选D。逻辑推理题。由causingextremeweather可知,汽车产生的污染物正在“改变(changing)”气候。16.A.divide

B.continue

C.reduce

D.develop【解析】选C。逻辑推理题。由上文作者探讨的三个方面可知,他认为必须“减少(reduce)”汽车数量。17.A.If

B.Because

C.Once

D.Although【解析】选D。逻辑推理题。“人们喜欢汽车”和“尽量多乘坐公共交通工具”之间是让步关系,故选Although。18.A.impression

B.dependence

C.influence D.judgment【解析】选B。逻辑推理题。由上文的carsareveryimportantforus可知,现代生活增加了人们对汽车的“依赖(dependence)”。19.A.again

B.too

C.instead D.later【解析】选C。逻辑推理题。由上文作者的分析可知,他建议人们乘坐公共交通工具“替代(instead)”开车出行。20.A.short-term

B.time-savingC.ready-made

D.environment-friendly【解析】选D。逻辑推理题。由第五段作者分析车辆太多对环境造成危害可知,他建议我们要寻找一个“对环境有利的(environment-friendly)”方法来解决城市交通问题。Ⅲ.短文改错假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。文中共有10处语言错误,每句中最多有两处,每处错误仅涉及一个单词的增加、删除或修改。增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。删除:把多余的词用斜线(\)划掉。修改:在错的词下划一横线,并在该词下面写出修改后的词。注意:1.每处错误及其修改均限一词;2.只允许修改10处,多者(从第11处起)不计分。Englishisveryimportantforus,somanystudentsdon’tknowwhattolearnitwell.Manystudentsevenshownointeresttoit.Twoyearsago,myEnglishwaspoorandIdon’tknowwhattodo.MyteacherknewIlovedthemusicverymuch,soshesuggestedthatIlistenedtoalotofEnglishsongs.Ifollowedheradvices.Later,IfellinlovewithEnglish.Inordertobetterunderstandingthesongs,IstartedlearningEnglishhard.NowIcanspeakEnglishfluent.IfyoualsowantlearnEnglishwell,youcanlistentosomeEnglishsongs,too.【文章大意】本文为记叙文。作者通过自己的经历建议读者通过听歌学好英语。1.【解析】第一句:so改为but。句意:英语对我们来说很重要,但是很多学生不知道该如何学好它。分析前后两句可知是转折关系,而非因果关系。2.【解析】第一句:what改为how。分析句子manystudentsdon’tknowwhattolearnitwell可知,whattolearnitwell中的l