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21世纪大学英语应用型综合教程21-5单元课后答案（完整版）Unit11.Inthesix-and-onehalfyearssincetthefederalgovernmentbeagancertifyingfoodas“organic,”Americanshavetakentotheideawithconsiderableenthusiasm.自联邦政府六年半前认证“有机”食品以来，美国人以极大的热情接受了这一概念。2.Toeatwell,saysMichaelPollanthe,theauthorofInDefenseofFood,meansavoidingediblefood_likesubstancesandstickingtorealingredients,increasinglyfromtheplantKingdom.“吃得好”，《食物无罪》的作者迈克尔波轮说，“意味着避免摄入‘可食用的类似的物质’，并坚持从蔬菜中获取真正营养成分的原则。3.Neithertheenablinglegislationnortheregulationsaddressfoodsafetyornutrition.不论有机食品的立法或是法规都未涉及食品安全或是营养问题.4.ProfessorHowardthatmajorcorporationsnowareresponsibleforatleast25perceentofallorganicmanufacturingandmarketing.霍华德教授估计，大公司现在承担了至少25%的有机食品生产和销售。5.Popularizingsuchchoicesmaynotbeasmarketableascreatingalogothatsaysorganic.推广这样的做法可能不会像设计一个“有机”的标志那么有市场.1.Itismoredifficulttopopularizeeducation(普及教育)intheruralareasthanintheurbanareas.2.Everycountrymuststicktoitsownpath（坚持自己的道路）.3.Imadecleartohimthatheshouldberesponsiblefortheaccident(为这次意外负责).4.Heneitherknowsnorcares(既不知道也不关心)whathappened.5.Manyparentsexpressedconcernabout(表达了担忧)theirchildren’sInternetaddiction.Unit21.Thetwoformerelephanttrainershadseenenoughabuseandneglectatcircusesandzoostoinspirethemtocreateasanctuarywhereelephantscouldliveouttheirlives.这两位前驯象员在马戏团和动物园见过太多大象所遭受的虐待和忽视，于是决心为大象建立一座可以颐养天年的憩息所.2.SoonHohenwaldwasrockingasthetwogreetedeachotherwithttrumpetingandcelebratorybumping.不一会儿，霍恩沃尔德因他们相遇时互致问候的吼声和庆祝性的碰撞而震动起来3.ShirleyandJennyinstantlyfellintotheiroldroutine,wanderingthesanctuarysidebyside.雪莉和詹妮很快恢复了她们的老习惯：肩并肩地在保护区内闲逛.4.Atonepoint,thefourspenttherrhourstrumpeting----thevibrationsfeltbyeveylivingbeinginthesanctuary.有一次，四头大象持续三小时的鸣吼使保护区内的每个生命都为之震颤。5.Elephantsweartheirheartsontheirtrunks,asitwere,soitwaseasytotellthatShirleywasnotdealingwellwithJennyisdeath----hereyeswerehalfshutandhertrunkdraggedontheground.可以说大象不会隐藏他们的心情，因此和容易看出雪莉无法承受詹妮之死所带来的打击——他的眼睛半闭着，鼻子拖在地上。1.Itdepressedusthat(令我们情绪低落)noprogresswasmadeduringthenegotiation.2.Don’tletitfallintothehandsofenemy(落入敌人手中)。3.Notacountrycanaffordtoneglecteducation(忽视教育)4.Hedrewoutallhismoney(取出所有的钱)fromthebank.5.Somecondemnhim,whileotherspraisehim(而有些人却赞扬他).Unit31.Sporthasthepowertochangetheworld,thepowertoinspire,thepowertounitepeopleinawaythatlittleelsecan.体育运动员具有改变世界的力量，其激励人心，团结众人地力量，在某种程度上难有匹敌。2.Duringhis27yearsincaptivity,mainlyonRobbenIsland,sporthelpedsustainthespiritsofMandelaandhisfellowinmates.在他27年的铁窗生活中（主要关押在罗本岛），体育运动支撑着他和难友们的精神。3.Citiesmakehugeeffortswhenbiddingtostagemajorsportingevents,notjustfortheircommercialworthbutforthelong---termsocialbenefitsthatarethelehabyofsuchevents.很多城市在争取举办大型体育赛事时全力以赴，这并非只图其他商业价值，也是为了此类赛事留下的长远的社会效益。4.Itshowsushowtoparticipateinsomethingthatisbiggerthanourselves,andteachesushowtodemonstraterespectforteammatesandopponents.它向我们表明如何参与到比我们自身更具意义的事情中去，教导我们如何向队友和对手表示尊敬。5.TheHomelessWorldCuphasinspirednearly50grass--rootballprojectsaroundtheworld,workingwithhomelessandexcludedpeople.流浪汉世界杯与一些无家可归，备受冷落的人携手，全世界已促成了近50个基层足球活动项目.1.Menventuredtheirlives(冒着生命危险)inwar.2.Iworkforacommercialradiostation(商业广播电视台)3.Thecompanysponsored(赞助)severalTVprograms.4.Fewpeoplerealizedthediscoverywassignificant（意义重大）.5.Convention(惯例)requiresthatsuchmeetingsopenwithprayer.Unit41.Mycallerprobablyanticipatedgettingthroughtotheofficestaffinsteadofavolunteerwhowasfinishingashiftathome.打电话的人可能以为是打给办公室工作的员工，而不是一个刚值完班在家的志愿者.2Herfragilevoicefadedawayasshestruggledtocatchhernextbreath.她费力地呼吸着，声音弱得几乎听不见。3.IwassurethartherewasoninstancewhereIcondonesuicideasasolution.我确信在任何情况下我都不可能原谅以死来解决问题的做法。4.GrandmaFlorencehadtakenaturnfortheworse,andtheywantedmetocomebackimmediately.奶奶弗洛伦斯的病情恶化了，他们让我立刻赶回去。5.Mycaller’shopecamenotfromtheprospectofherownlifeimproving,butformherperceptionthatGodhadaaurposeforherlife.HeneededhelponEarthjustalittlelonger.打电话者的希望不是来自自己的生活将会改善，而是来自她认为上帝对此早有安排：他需要她的帮助，需要她在尘世多留一些时间。1Mywifeburstintotears（哭了起来）whensheheardthebadnews.2.Thescenebeforehimdimmedoutandhiswordstrailedoff(他的话音也逐渐低了下来.3.Ithinkourfortuneistakingaturnforthebetter(将要好转)4.Wewilldealwiththeseeventsinhistoricalsequence（将按历史上的先后顺序研究这些时间）.5.ItissaidthatJamesWatt’sobservationofsteamissuingfromakettlegavebirthtozheideaofthesteamengine(使他产生了发明蒸汽机的想法)Unit51.MyfellowAmericans:asknotwhatAmericawilldoforyou,butwhattogetherwecandoforthefreedomofman.我的美国同胞们：不要问国家能为你们做些什么，而要问你们能为国家做些什么。2.Letthewordgoforthfromthistimeandpiace,bearanyburden,meetaanyhardship,supportanyfriend,opposeanyenemy,inorderassurethesurvivalandthesuccessofliberty.让我们的朋友和敌人都能够听见我此时此刻的讲话：火炬已经传给新一代的美国人.3.Leteverynationknowthatweshallpayanyprice,bearanyburden,meetanyhardship,supportanyfriend,opposeanyfoe,inordertoassurethesurvivalandthesuccessofliberty.让每个国家都知道，为确保自由的存在和胜利，我们将不惜付出任何代价，承受任何沉重负担，应付任何艰难险阻，支持任何朋友，反对任何敌人.4.Letbothsidesbeginanewthequestforpeace,beforethedarkpowersofdestructionunleashedbyscienceengulfallhumanityinplannedoraccidentalself-destruction.在科学释放出可怕的破坏力量，把全人类卷入到预谋的或意外的自我毁灭的深渊之前，让我们双方重新开始寻求和平。5.Foronlywhenourarmsaresufficientbeyonddoubtcanwebecertainbeyonddoubtthattheywillneverbeemployed.因为只有当我们毋庸置疑的拥有足够的军备，我们才能毫无疑问地确信永远不会