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第一套①Ifyousensethatyouarelosingyourvoice,stoptalkingcompletely如果你觉得你声音不对劲，要完全停止说话②Saveyourvoiceforyourspeech.Youmayfeelfoolishusingpapertowritenotes,butthebestthingyoucandoistorestyourvoice.为你的演讲节省你的声音。你可能会觉得使用论文代替讲话很傻，注意，但你能做的最好的事情就是让你的嗓子休息。③Ifyouneedtoseeadoctor,perhapsyoucanget-someadvicefromaprofessionalsinger.如果你需要，就要看医生，或许你就可以从一个专业歌手那得到一些建议④Beforeyoubeginyourtalk,bekindtoyourvoice.在你开始说话前，善待你的声音。⑤Avoidmilkor-creamy-drinkswhichcoatyourthroat.'Keepyourthroatwetbydrinking-alittlesweetenedwarmteaordilutedfruitjuice.避免喝牛奶或奶油的饮料覆盖你的喉咙。”加糖的热茶或稀释的果汁会让你的喉咙湿润一些6.Inthemeantime,donoteventalkinalowvoice.在此期间，不要用很低的声音说话。A、412563B、123456C、451236D、164532①Inafoodchain,therearealsolinksbutfoodchainsbeginwithplanetlifeandendwithananimalandeachlinkisfoodforthenextlink.在食物链中也有链接，但食物链在地球动物生命开始与结束，各个链接是下一链接的食品。②Achainconsistsoflinkswhetherajewelrychainorafoodchain.无论是金属链还是食物链都是由很多环节组成。③Thedifferenceis-thatinthejewelryormetalchain.,allthelinksare-madeofthesameorsimilarmaterial.不同的是,在珠宝或金属链,所有的链接都是由相同或相似的材料组成的。④And,itshowshowenergyisgivenoffat-eachlevelorlink.并且,它显示了在每个级别或链接是如何释放能量的。⑤So,afoodchainreallyshowshowanimalsgettheirfood.食物链真正的显示了动物如何的获得食物的。因此，A23154B23145C32154D325413①Itsimportanceisobviouswhentwopeoplearetalkingtoeachother:butitcannotbeignoredbythewriterwhowishestokeephisreaders其重要性是显而易见的，当两个人互相交谈，但希望保持他的交谈者位置不能被忽视2、Butineverydaylife,weusethetermonlywhentheruleswhichgovernsocialencountersarebreachedinthemannerdescribed.但在日常生活中，我们使用的术语，只有当规则治理社会交往中所描述的方式违反了。③Facereferstothepublicimagewhichapersonchoosestopresentinaparticularsituation.“面子”指在一个特殊的情况下，一个人选择呈现的公众形象。④Forsocialinteractiontowork,itisessentialthatparticipantsrespectthefaceofallinvolved.社会互动工作，参与者尊重所有涉及“面子”是重要的。⑤Whendescribingthecourseofadisease,pathologistsoftentalkofthebodyorganizingitsdefencesinresponsetoabiologicalinsult.当描述疾病的过程中，，在应对生物损害，病理学家经常谈论的身体组织的防御能力。A54312B52143C53142D524314①Reformers,however,fearraisingthedrinkingagewillhavelittleeffect-unlessaccompaniedbyre-educational.programstohelpyoungpeopletodevelopresponsibleattitudesaboutdrinkingandteachthemtoresiststrongpressuret。然而，改革者，担心提高饮酒年龄会影响不大，除非伴有教育帮助，。教导青年发展关于饮酒的“负责任的态度”，并教他们抵抗压力的饮料2.Twentystateshaveraisedthelegaldrinkingaget021,reversingatrend-inthe1960storeduceitto18.二十个州已经提出了法定饮酒年龄为21，扭转20世纪60年代的18岁的趋势。3.Adrunkendriverisusuallydefined.4sonewitha0.0lblood-alcoholcontentorroughlythreebeers,glassesofwineorshotsofwhiskydrunkwithintwohours.一个喝醉酒的司机通常被定义为一个与0.01血液酒精含量约三的啤酒，酒的眼镜或杆威士忌喝醉了2小时内。④Drunkendriving-sometimescalledAmerica'ssociallyacceptedformofmurder-hasbecomeanationalinfectiousdisease.酒后驾车有时被称为美国社会公认的形式的谋杀已经成为一个国家传染病。⑤Heavydrinkingusedtobe4nacceptablepartoftheAmericanstrongmanimageandjudgeswerenotsevereinmostcourts,butthedrunkenslaughterhasrecentlycausedsomanywell-publicizedtragedies,especiallyinvolvingyoungchildren,thatpublicopinionisnolongersotolerant.大量饮酒曾经是一种表现美国强壮的男人形象可接受的部分。法官在大多数法庭提起不是严重的诉讼,但是醉酒的屠杀最近带给许多的广为人知悲剧,尤其是涉及幼儿,公众舆论也不再那么宽容。A43215B43521C43512D12534第二套5.①Ifinsomniaoccursrepeatedly,itisimportanttofindits-possiblecausesandtrytocorrectthem.②Insomniaistheinabilitytosleeprestfully,③Apersonmaybeawakefor.anhour.inthemiddleofthenightandthen,nextmorning,feelthatshe/hehardlysleptallnight..④Itisaproblemtonearlyeveryoneatsometime.⑤Normally,worryaboutnotgettingenoughsleepistheworstaspectofmostinsomnia.A②③⑤①④B②④③⑤①C23145D241352失眠是无法平安入睡，4几乎每个人都在某一段时间出现睡眠问题。3一个人在半夜可能会清醒一个小时，然后，第二天早晨，通常，觉得她/他几乎睡了一夜。5担心没有足够的睡眠是大多数失眠者的最坏的方面。1如果失眠迭起,重要的是要找到它的原因和并且试图纠正它们。6①Mouthbacteriathriveinairlesscondition②Weallhaveoffensivebreathatonetimeoranother.③Badbreathcanhappenwheneverthe;normalflowofsalivaslows,④Alcohol,hunger,toomuchtalking,breathingthroughthemouthduringexercise-anythingthatdriesthemouthproducesbadbreath..⑤Inmostcases,offensivebreathoriginatesfrombacteriainthemouth,althoughthereareother,moresurprisingcauses.A25314B23145C52314D251432我们曾经都有讨厌的呼吸。5在大多数情况下,讨厌的呼吸源于口腔里的细菌,尽管还有其他的,更让人吃惊的原因。3每当正常的唾液流动放缓,口臭可能发生1口腔细菌生长在密不透风的条件4酒精，饥饿，说的太多，用嘴呼吸口干都可以产生口臭。7①Withelderlyandweakpeople,theseaddedcomplicationsoftenyieldserious②Flu(whichisshortforinfluenza)isahighlycontagiousdisease,thecauseofwhichisaverytinyorganismknownasavirus.③Thevirus,ifnotproperlytreated,canweakenthebodysothatpatientmaydevelopmoreseriousillnesses,suchaspneumoniaandbronchitis.4.Flucanoftencausecomplicationsinbreathing,andgeneralinfectionofthelung.⑤Severaltypesoffluarerecognized,dependingonthetypeofvirusthatcausesthedisease.2流感（简称流感）是一种高度传染性疾病，其中的原因是一个非常小的生物体称为病毒。5几种类型的流感是公认的，这取决于引起的疾病的病毒类型4流感常常可以引起并发症，呼吸，和一般的肺部感染。1对老年人和体弱的人说，这些并发症往往产生严重的后果。3该病毒，如果不妥善处理，会削弱身体，使病人会患更严重的疾病，如肺炎和支气管炎。8①AsDr.Jarvikcontinuedthestudy;ofthetwinsintotheir70sand80s,theirmindsdidnotgenerallydeclineaswasexpected.②Forexample,oneofherstudiesconcerns.136pairsofidenticaltwins,whowerefirstexaminedwhentheywerealready60yearsold.③Butthisisnottrue,accordingtoDr.Jarvik,professorofpsychiatryattheUniversityofCaliforrua.4.Manyofusbelievethataperson'smindbecomeslessactiveashegrowsolder.⑤Shehasstudiedthementalfunctioningofagingpersonsforseveralyears.A43521B43215C14352D352144我们中的许多人相信,一个人的头脑就变得