2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8

2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8

ID:45671652

大小:161.30 KB

页数:9页

时间:2019-11-16

2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8_第1页
2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8_第2页
2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8_第3页
2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8_第4页
2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8_第5页
资源描述:

《2019高考英语一轮复习练习题 Unit 2 Cloning(含解析)新人教版选修8》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库

1、Cloning一、阅读理解Pollution’sgreateffectsontheenvironmenthavebeemoreobviousinrecentyears,leadingtoamovementtopromoteenergyefficiency(效率),lessrelianceonfossil(化石)fuels,andareductioninairandwaterpollution.Mostscientistsagreethatsuchchangesarenecessarytoprotectourenvironmentfromfurtherhar

2、m.Theconstructionindustryconsumesalargequantityofenergyandresourcesandcreatesahugeamountofpollution.IntheUnitedStates,buildinganddevelopmentaccountfor39%ofthecountry’stotalenergyuse,12%oftotalwaterconsumption,68%oftotalelectricityconsumptionand38%ofcarbondioxideemissions(二氧化碳排放),a

3、ccordingtotheEnvironmentProtectionAgency.Greenbuildingsuselessenergy,water,createlesswaste,andarehealthiertolive,work,andgotoschoolinthanstandardbuildings.Buildersofgreenbuildingsusetechniquesthatuseresourcesmoreefficientlyduringtheentirebuildingcycle—construction,restoration,oper

4、ation,maintenance(维护)anddemolition(拆毁)—thanthosewhoconstructmoreregularbuildings.Theenvironmentalbenefitsofbuildinggreenincludetheprotectionofecosystems(生态系统)andbiodiversity,improvedairandwaterquality,lesswasteflowingintostreams,andtheprotectionofnaturalresources.Greenbuildingscan

5、alsoresultinloweroperatingcostsbecausetheytypicallyuselessenergyandfewermaterialsandimproveindoorairquality,improvingthehealthofpeoplewholiveinsuchbuildings.Theprocessofbuildinggreenincludestechnicalandartisticplanningwithnatureprotectioninmind.Buildingdesignsoftenreflectthesurrou

6、ndingenvironmentandnaturalresourcesanduserenewablebuildingmaterialssuchasbambooandstraw.Inaddition,recycledresourcesfoundlocallyareusedforgreenbuildings,reducingthecostandairpollutionassociatedwithtransportingmaterialsoverlongdistances.Carefulsiteselectionisimportanttominimize(最小化

7、)humanimpactonthesurroundingenvironment.Forexample,placingastructureinanareathatallowsittotakeadvantageofcoolbreezes(微风)andsunlightcanreduceenergyuseandexpenses.Moreenergyandexpenseareneededforlargerbuildingsaswell,soitisimportanttobuildsmall.Greenroofsareanotherfeatureofgreenhous

8、esthatreduceenergyuseandcost.Thes

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。