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句长难句横扫雅思阅读72图表的，形象的
1.For example,one graphicillustration to which childrenmight readilyrelate isthe estimate thatrainforests arebeing destroyedat arate equivalentto onethousand footballfields every fortyminutes--about theduration of a normalclassroom period.语法点引导的定语从句修饰因为搭配
1.which illustration,to relateto引导同位语从句，解释说明作用相当于破折号
2.that estimate,破折号对解释说明
3.everyfortyminutes
2.These misconceptionsdo notremain isolatedbut becomeincorporated into a multifaceted,butorganized,conceptual framework,making itand thecomponent ideas,some of which areerroneous,more robust but also accessible tomodification.语法点
1.not・・.but，••不是.••而是中间的三个形容词是并列关系
2.a framework是现在分词做结果状语，其中指代
4.which componentideas修饰和插入语前后连接
5.robustbut also accessibleit componentideas,
3.Trainers ofcaptive dolphinsand smallwhales oftenremark on their animals9responsiveness tobeingtouched orrubbed,and bothcaptive and free-ranging cetaceanindividuals of all speciesparticularlyadults andcalves,or membersof the same subgroupappear to make frequentcontact.语法点该长句由连接的两个简单句
1.and表示评论的意思，来自搭配
2.remark onresponsiveness torespond to括号里的句子对举例说明
3.species
34.At theheight of the RomanEmpire,nine majorsystems,with aninnovative layoutof pipesandwell-built sewers,supplied theoccupants with as muchwater perperson asis providedin manypartsof theindustrial worldtoday.语法点状语前置
1.at介词短语插入
2.with.•和...一样
3.as...as.
35.Just asdoctor callson thefull powerof autocraticsuggestion byinsisting that the patienttakeprecisely thiswhite capsuleprecisely threetimes aday beforemeals,Lozanov iscategoric ininsistingthat thesuggestopedic sessionbe conductedexactly in the mannerdesignated,by trainedand accredited suggestopedicteachers.语法点
1.justas...就像・・.，by doing表方式
2.insist从句用虚拟语气，（should）+动词原形
3.by..・方式，表补充
36.It wasonly thirtyyears that the buildingindustry feltconfident enough to erectoffice blocksofsteel andreinforced concretethat hadmore thana dozenfloors.语法点强调句
1.it is...that形容词足够…去
2.+enoughto do定语从句修饰
3.that officeblocks
37.Breaking awayform industrialagriculture as the solution to hungermay bevery hardfor somecountries,but inBritain,where theimmediate need to supplyfood isless urgent,and thecosts andthedamage ofintensive farminghave beenclearly seen,it may be more feasible.语法点做主语
1.breaking away...hunger连接两个句子表示转折，…插入解释的情况，其中连接并列
2.but whereBritain and后的主干是
3.but itmaybemorefeasible
38.It wouldhave beeneasy tocriticize theMIRTP forusing in the earlyphases a“top-down“approach,in whichdecisions weremade by experts and officials beforebeing handeddownto communities,but itwas necessaryto startthe processfrom thelevel of the governmentalauthoritiesof thedistrict.语法点从句限定介词后加动词
1.in whichappoach,ing形容词+
2.it is+to do
39.Whereas prehistoricman hadno exposureto urban lifestyles-the forcinghouse ofintelligence-the evidencesuggests that ants havelived inurban settingsfor closeon ahundred millionyears,developing andmaintaining undergroundcities ofspecialised chambersand tunnels.语法点引导从句（与用法类似,虽然）
1.whereas while破折号对解释说明，两个破折号中间是插入语（类似两个逗号的用法）
2.urbanlifestyle部分，是动词做限定
3.developing...tunnels ing
40.Though forestfires donot affectall ofEurope to the sameextent,the amountof damagecausedthe expertsto propose as thethird resolutionthattheStrasbourg conferencesconsider theestablishment of aEuropean databankonthesubject.语法点引导从句
1.although
2.as thethird resolution插入，proposethat...提议，从句用虚拟语气，（should）+动词原形
41.According toarchaeological evidence,at least5,000years ago,and longbefore theadvent of theRoman Empire,the Babyloniansbegan tomeasure time,introducing calendarsto co-ordinatecommunal activities,to planthe shipmentof goodsand,in particular,to regulateplanting andharvesting.语法点状语前置表示强调
1.主干部分是
2.the Babyloniansbegan tomeasure time作伴随状态，形式表示目的
3.introducing todo
42.An accidentthat occurredin theskies over the GrandCanyon in1956resulted intheestablishmentof the FederalAviation AdministrationFAA toregulate andoversee theoperationof aircraftin skiesovertheUnited States,which werebecoming quitecongested.语法点第一个引导定语从句
1.that主干部分是
2.an accidentresulted inthe establishmentof FAA结构用于句末表示目的
3.To do最后的修饰
4.which skies
43.In thisway,the recreationalpilot whosimply wishesto goflying fora whilewithout alltherestrictions imposedby theFAA hasonly tostay inuncontrolled airspace,below365m,while thepilotwho doeswant theprotection affordedby ATCcan easilyenter thecontrolled airspace.语法点引导定语从句修饰
1.who pilot前半句主干部分谓语动词为
2.has tostay表示转折，后半句主干部分为
3.while pilotcan easilyenter..
44.It addsup toa continuousmelting process,lasting aslong as50hours,that deliversglasssmoothly andcontinuously to the floatbath,and from there toa coatingzone and finally aheattreatment zone,where stressesformed duringcooling arerelived.语法点现在分词做定语插入
1.lasting aslong as50hours引导定语从句,
2.That to...and from there to...andfinally...最后的引导的也是定从，相当于
3.where in which
45.There was a vastmigration fromEurope byland-hungry farmersand others,to whichthefamine causedby theIrish potatoblight contributed,to NorthAmerica,Australia,New Zealandand southern Africa.语法点主干部分为There wasa vastmigration from...to...to...
46.Such associationscan bepowerful enoughso thatodours that we would generally labelunpleasantbecome agreeable,and thosethatwewouldgenerallyconsider fragrantbecomedisagreeable forparticular individuals.语法点引导结果状语从句
1.So that第二个和第三个引导定语从句修饰
2.that thatodours
47.Most of the subjectswould probablynever havegiven muchthought toodour asa cueforidentifying familymembers beforebeing involvedinthetest,but asthe experimentrevealed,evenwhen notconsciously considered,smells register.语法点表示转折，连接两个句子l.But
2.Give muchthought to sth.as表示把・・•当成・・・
48.Already inlaboratory trailsthey havetested strategiesfor neutralisingthe powerofthunderstorms,and thiswinter they will bravereal storms,equipped withan armouryof lasersthattheywill be pointing towards theheavens todischarge thundercloudsbefore lightningcanstrike.语法点连接两个并列句
1.and.在前半句中，状语前置，强调地点2后半句中，形容词动词化，表示配备有
3.brave equipwith
49.Perhaps forus today,two of the mostsignificant aspectsof mostof thesestudies ofgenius arethe frequency withwhich earlyencouragement andteaching byparents andtutors hadbeneficialeffects onintellectual,artistic ormusical developmentof thechildren butcaused greatdifficultiesof adjustmentlater in their lives,and the frequency withwhich abilitieswent unrecognizedbyteachers andschools.语法点的处理，由后往前，这些天才研究的大多数中两个最重要的方面
1.Of谓语动词为宾语是2be,thefrequencyA and thefrequencyB最后的当中修饰的3fragment whichfrequency
50.If a life spanis agenetically determinedbiological characteristic,it islogically necessarytopropose theexistence of an internal clock,which insome waymeasures andcontrols theagingprocess andwhich finallydetermines deathasthelast step in afixed programme.语法点从句,主句为引导LIf itis两个都引导定从，在从句中作主语，修饰
2.which aninternalclock
51.Large sampleinternational comparisonsof pupiFsattainments sincethe1960s haveestablishedthat not only didJapanese pupilsat age13have betterscores ofaverage attainment,butthere wasalsoalarger proportionof“low”attainers inEngland,where,incidentally,the variationin attainment scoreswas muchlarger.语法点主干部分为从句中有句型，切后的
1.comparisons establishedthat...that not only but also not only句子需要倒装的句子中，引导定从，修饰
2.But alsowhere inEngland
52.One glaringdisadvantage ofpesticides5application isthat,while destroyingharmful pests,theyalso wipeout manyuseful non-targeted organisms,which keepthe growthof thepest populationincheck.语法点主干部分为1one disadvantageis...宾语部分表示即使，作出让步，插入语，省去主语
2.while they从句修饰
3.which non-targeted organisms
53.Collecting antscan be as simpleas pickingup strayones andplacing theminaglass jar;or ascomplicatedas completingan exhaustivesurvey ofall speciespresent in an areaand estimatingtheirrelatives abundances.语法点主语和谓语部分为
1.collecting antscan be形容词作表语，并且用结构表示和…一样容易或者复杂，第二个结构的比较对
2.as…as as…as象是两个分词结构，要注意
54.other words,the lifeform weare lookingfor maywell havetwo greenheads andseven fingers,but itwill neverthelessresemble usin thatit shouldcommunicate withits fellows,be interestedinthe Universe,live on a planetorbiting astar likeour Sun,and perhaps most restrictively,have achemistry,like us,based oncarbon andwater.语法点…表示原因，从句中四个动词并列Lin that定语从句修饰
2.based on.......chemistry插入语
3.perhapsmostrestrictively
55.However,when welook atthe100billion starsin ourgalaxy theMilky Way,and100billiongalaxies inthe observableUniverse,it seemsinconceivable that at leastone of these planetsdoes nothave a lifeform onit;in fact,the besteducated guesswe canmake,using thelittle thatwe doknowabout theconditions forcarbon-based life,leads usto estimatethat perhapsone in100,000starsmight havealife-bearing planetorbiting it.语法点句型；
2.using ing引导宾语从句，现在分词限定
3.estimatethatorbiting planet
56.An aliencivilisation couldchoose manydifferent waysof sendinginformation acrossthe galaxy,but manyof theseeither requiretoo muchenergy,or elseare severelyattenuated whiletraversingthe vastdistances acrossthe galaxy.语法点句型；
2.while when,
57.By timingthe transitfrom twowidely-separated locations,teams ofastronomers couldcalculatethe parallaxangle-the apparentdifference inposition ofan astronomicalbody due toadifferencein theobservers position.语法点动词做状语；
1.by+ing破折号后面作补充解释；
2.引导原因状语
3.due to
58.These discoverieshave led to thefield known as neuroeconomics,which studiesthe brainssecretsto successin an economic environmentthat demandsinnovation andbeing abletodothingsdifferently fromcompetitors.语法点动词过去分词做定语；
1.knownas引导定语从句；
2.which引导定语从句；
3.that和并歹作宾语
4.aneconomicenvironment beingable ll
59.In technicalterms,these conjectureshave theirbasis inthe statisticallikelihood ofoneinterpretation overanother andare heavilyinfluenced bypast experienceand,importantly forpotential iconoclasts,what otherpeople say.语法点
1.Have basisin;作为副词修饰
2.importantly forpotentialiconoclasts;与并列
3.heavily importantly
60.The varietywhich isfavored,in thisaccount,is usuallya versionof thestandard writtenlanguage,especially asencountered inliterature,or inthe formalspoken languagewhich mostcloselyreflects thisstyle.语法点引导定语从句；
1.which在这方面，在这部分，插入语；
2.in thisaccount作关系代词，引导定语从句，表示正如……；
3.as作为关系代词引导定语从句
4.which
61.In the1940s,he single-handedly createdan entirescience ofcommunication whichhas sinceinveigledits way into ahost ofapplications,from DVDsto satellitecommunications tobarcodes-any area,in short,where datahas to be conveyedrapidly yetaccurately.语法点
1.which引导定语从句修饰communication；引诱，诱骗;
2.inveigle oneswayinto破折号表示补充说明；
3.作为关系副词引导定语从句
4.where
62.Turning herattention tominerals,she foundher interestdrawn topitchblende,a mineralwhoseradioactivity,superior tothat ofpure uranium,could beexplained onlyby thepresence intheore ofsmall quantitiesofanunknown substanceof veryhigh activity.语法点动词做伴随状语；
1.turning ing过去分词作宾语补足语；
2.drawn…做的同位语，作关系代词引导定语从句，形容词做
3.a mineralpitchblende whosesuperior to…修饰语插入四个连用造成句子较长
4.f
63.Her contribution to physicshad beenimmense,not onlyin herown work,the importanceofwhich hadbeen demonstratedby hertwo NobelPrizes,but becauseof herinfluence onsubsequentgenerations ofnuclear physicistsand chemists.语法点连成整个句子;
1.not only,butalso限定插入
2.the importanceofwhichwork,
64.This hasbeen seenby manytobethe aspectof theself whichis mostinfluenced bysocialelements,since itis madeup ofsocial rolessuch asstudent,brother,colleague andcharacteristicswhich derivetheir meaningfrom comparisonor interactionwith otherpeople suchastrustworthiness,shyness,sporting ability.语法点两个引导定语从句;
1.which句式
2.derive......from
65.Museums usedto look-and somestill do-much likestorage roomsof objectspacked togetherinshowcases:good forscholars whowanted tostudy thesubtle differencesin design,but notfor theordinaryvisitor,to whomit alllooked alike.语法点破折号后作补充说明，插入；
1.过去分词作后置定语；
2.packed
3.冒号作解释说明，good for...but norfor...；引导定语从句
4.who/whom
66.On so-called heritagesites there-enactment ofhistorical eventsis increasinglypopular,andcomputers willsoon providevirtual realityexperiences,which willpresent visitorswithavividimage of the periodof theirchoice,inwhichthey themselvescan actas ifpart of the historicalenvironment.语法点两个引导定语从句;
1.which呈现给某人某物
2.present sb.with sth.
67.Those whoare professionallyengaged inthe artof interpretinghistory arethus ina difficultposition,as theymust steera narrowcourse betweenthe demandsof evidenceandattractiveness,especially giventhe increasingneed inthe heritageindustry forincome-generatingactivities.语法点
1.be engagedin;作连词引导原因状语；
2.as过去分词作条件状语
3.given
68.But duetothecourage andswift actionoftheprevious owners,the Meade-Featherstonehaughfamily,and thestaff,stewards andvisitors tothe house,who formedhuman chainsto passtheprecious piecesof porcelain,furniture andpaintings outontothe lawn,95percent ofthe contents语法点fromtheground floorand thebasement were saved.短语表示原因，是的同位语,
1.dueto+the Meade-Featherstonehaugh familyprevious ownerprevious和并歹！owners thestaff,stewards andvisitors J引导定语从句，其中三名词并列
2.who porcelain,furniture andpaintings主句是
3.95…weresaved,from...and...
69.There wasgreat excitementas remnantsofthelantern fromthe StaircaseHall werepulled outfromthe debrisof twofallen floors,and alsothree weekslater whenthe RedRoom carpet,thoughtto have been totallylost,was foundwrapped aroundthe remainsofapiano.语法点相当于当时候,其中连接两个时间点Las when,and过去分词作定语，插入
2.thought to
70.This hashad enormousbenefits becausenot onlyhavea number ofhighly skilledpeople cometothe fore-woodcarvers for example,following inthe footstepsof GrinlingGibbons-but manyofthem,for exampleplasterers,have relearntthe skillsofthe
71.Evidently,however,the blindnot onlyfigured outmeanings foreach lineof motion,but asagroup theygenerally came up with thesame meaning atleast asfrequently asdid sightedsubjects.语法点…的句式
1.notonly...butalso等同于在某方面达成——致
3.as…as
5.Never beforehas theplanefs linguisticdiversity shrunkat sucha peace.语法点倒装结构-通常来讲，句首有否定词或否定短语的时候，句子要倒装作为否定的词，Never has作为谓语放到主语之前the planet
6.An increasingexodus fromtheir clinics,coupled withthis andanumber of other relevantsurveys carried out inAustralia,all pointingto orthodoxdoctors inadequacies,have ledmainstreamdoctors themselvesto beginto admitthey couldlearn fromthe personalstyle ofalternative therapists.语法点表示离去
1.exodus和是主语,谓语是
3.carriedout…surveys
7.Animals atplay oftenuse uniquesigns-tail-wagging indogs,for example-to indicatethat activitysuperficiallyresembling adultbehavior is not reallyin earnest.语法点双破折号之间的内容是插入语，做题时可以忽略
1.这句话的主干是
2.animals usesigns toindicate...
3.indicate引导一个宾语从句，从句主干是activity isnot inearnest.修饰
4.resembling activityseventeenthand eighteenthcenturies whichcan nowbe ofuse toother countryhouse ownerswhenthe needarises.语法点倒装，其中插入现在分词做定语插入
1.Not onlyfollowing破折号作解释，…插入
2.forexample引导定语从句；引导时间状语
3.which when
71.Her onceparachuted froma planeabove LakeGeneva and,intentionally skimmingthe topof afountainas helanded,he descendedtothelake wherehe grabbedsome waterski equipmentandstarted waterskiingwhile thecrowd watchedopen-mouthed.语法点作伴随状语；
1.skimming作为关系副词，引导定语从句；
2.where连词，当时候
3.while
72.Within fifteenminutes ofthe alarmbeing sounded,the firebrigade hadarrived onthe scene,though nothingwas tosurvive ofthe pricelesscollection onthe firstfloor apart from anoil painting语法点ofadog whichthe firemenswept up as theyfinally retreatedfromtheblaze.时间状语前置
1.within相当于虽然；
2.Though although,除了，从句限定从句引导时间
3.apartfromwhich dog,as
8.An importantprinciple isthat allcorpora,whatever theirsize,are inevitablylimited intheircoverage,and alwaysneedtobe supplementedby dataderived fromthe intuitionof nativespeakersofthelanguage,through eitherintrospection orexperimentation.语法点句子主干是
2.whatever theirsize后边的从句主干是连接
4.derived-ed data后边解释补充的方式,后边解释获得方式
5.by corporathrough intuition
9.That understandingtook thelater analysisof biomechanicsspecialists,who puttheir mindstocomprehending somethingthat was too complexand unorthodoxever tohavebeeninvitedthrough their own mathematicalsimulations.语法点非限定定语从句解释说明词组意思为专
1.who biomechanicsspecialists,put onones mindtosth心于从句里还有一个引导的定语从句限定
2.who thatsomething
3.that句子里还有一个too.・.to…句型，太…以至于不会….
10.There havebeen certaingeneral changesin outlookabout thefinitude ofresources asa wholeandof health-care resourcesin particular,as well as more specific changesregarding theclienteleof health-care resourcesand thecost tothe communityof thoseresources.语法点…并歹（
1.finitude of...andofJ连接和
2.as wellas certaingeneral changesmorespecific changes解释
3.regarding...specificchangesll.Archaeologists inrecent decadeshave developed6ethnoarchaeology\where,like ethnographers,they liveamong contemporarycommunities,butwith thespecific purposeoflearning howsuch societiesuse materialculture-how theymake theirtools andweapons,why theybuildtheir settlementswhere theydo,andsoon.语法点后边的非限定性定语从句，解释说明和生活在同时代
1.where archaeologists ethnographers后边的内容里的指代和
2.with theyarchaeologistsethnographers三个并列的句子，是涉及研究的三个方面
3.how,why,where materialculture
12.The550,000consultations withalternative therapistsreported inthe1990survey representedabout an eighthofthetotal numberof consultationswith medicallyqualified personnel.语法点句子主干是
2.with consultations,with consultations••过去分词彳修饰
3.reported in.alternativetherapists
13.Baleen speciesstudied atclose quartersunderwater-specifically agrey whalecalf incaptivityfor ayear,andfree-ranging rightwhales andhumpback whalesstudied andfilmed offArgentinaand Hawaii-have obviously tracked objectswith visionunderwater,and theycan apparentlyseemoderately wellboth inwater and in air.语法点长句是由最后一个连接了两个并列的句子，
2.Baleenspecies
14.Beyond thepractical needto makeorder outof chaos,the riseof dictionariesis associatedwiththe riseoftheEnglish middle class,who wereanxious todefine andcircumscribe thevariouswords toconquer™lexical as wellassocial andcommercial.语法点解释前面
1.to makeorder outof chaospractical need引导非限制定语从句解释
2.who Englishmiddleclass破折号后面解释并歹结构
3.words toconquer,aswellas U
15.A modernhard-core sociologist might evengo sofar asto claimthat thisaggressive instinctevolvedas anadvantageous trait,having beenof survivalvalue toour ancestorsintheirstruggleagainst thehardships oflife onthe plainsand inthe caves,ultimately findingits wayinto ourgeneticmake-upasa remnantof ourancient animalways.语法点太…以至于,主干是
1.so...astosociologistmightgo...从句谓语是
2.claim evolve…修饰
3.having advantageoustrait两个介词短语并列
4.on...andin.....部分现在分词表结果，指代
5.finding.it thisaggressive instinct
16.One formof pollution--the releaseof greenhousegases thatcauses global warming-doesappear tobeaphenomenon that is going to extendwell intoour future,but itstotal impactisunlikely toposeadevastating problem.语法点解释
1.the releaseof...globalwarmingpollution.彳修饰
2.thatisgoingto...future phenomenon.
17.In purelyscientific terms,Baekelands majorcontributiontothe Heldisnot so muchtheactual discoveryofthematerial towhich hegave hisname,but ratherthe methodby whichareaction betweenphenol and formaldehyde couldbe controlled,thus makingpossible itspreparationonacommercial basis.语法点不是…而是…
1.notsomuch...but rather...的搭配根据
2.towhichgave hisname to.作为前面一句导致的结果
3.thus making…
18.All warm-blooded animalsmake constanttiny adjustmentsin arousalin responsetoexternal events,but humans,who havedeveloped amuch morecomplicated internallife asaresult oflanguage,respond emotionallynotonlyto surroundings,but totheirownthoughts.语法点引导非限制定语从句修饰插入语前后连接l.who humans,••不仅.••而且
2.notonly....butalso.整句是连接的两个并列句
3.but
19.This growingconcern aboutintellectual propertyrights wasa featureoftheperiodit reflectedboththe humanistnotion ofthe individual,rational scientistwho inventsand discoversthroughprivate intellectuallabour,andthegrowing connectionbetween originalscience andcommercialexploitation.语法点.破折号解释
1.a featureoftheperiod
2.both....and...引导的句子是的同位语，引导定语从句修饰
3.rational scientistsindividual whorational scientists.
20.Too manypeople living in fragile environments havelost control over theireconomies,theirculture and their environmentswhen tourismhas penetratedtheir homelands.语法点修饰
1.livinginfragileenvironmentstoo manypeople作为时间状语
2.when tourismhas penetratedtheir homelands,并歹接在后面
3.economies,culture,environment llcontrolover
21.When fragmentswere analyzedbyexpertsatthegiant manufacturerPilkington,which hadmade the pane,they foundthat minutecrystal ofnickel sulphidetrapped insidethe glasshadalmost certainly caused the failure.语法点修饰
1.which hadmadethepane fragments
2.they foundthat..・宾语从句修饰
3.trapped insidethe glasshad almostcertainlycausedthefailure,nickel sulphide
22.With theCooperative ResearchCentre forMicro Technologyin Melbourne,they aredevelopingunobtrusive sensorsthat willbe embeddedinanathletes clothesor runningshoes tomonitorheart rate,sweating,heat productionor anyother factorthat mighthave animpact onanathletes ability to run.语法点.两个引导定语从句
1.that并歹
2.heart rate,sweating,heat productionor anyother factorU
23.Foreign products,from meatto machinery,play amore importantrole inalmost everyeconomyinthe world,and foreignmarkets nowtempt businessesthat nevermuch worriedaboutsales beyondtheir nationsborders.语法点
1.from...to..・插入解释products连接两个并列句，从句修饰
2.and thatbusinesses
24.Computer softwarecan beexported withoutever loadingit ontoa ship,simply bytransmittingit overtelephone linesfrom onecountry toanother,so freightrates andcargo-handling schedulesbecome insignificantfactors indeciding wheretomakethe product.语法点插入语l.by…连接并列句，…在…方面
2.so indeciding
25.Researchers,now analysingthe resultsof datagathered in1994,says arthritis,high bloodpressureand circulationproblem-the majormedical complaintsin thisage group-are troublingasmaller proportionevery year.语法点l.nowanalyzing・••现在分i可/0饰researchers.两个破折号，插入语，前后连接
226.Perhaps themost fundamentalstepindeveloping asense ofnumber isnot theabilitytocount,but ratherto seethatanumber isreally anabstract ideainstead ofa simpleattachment toa groupofparticular objects.语法点
1.not...but rather不是,・.而是表替代
1.1nstead of
27.When thenumber4can beregistered inthe mindasaspecific word,independent oftheobject beingreferenced,the individualis readyto takethe firststep towardthe developmentof anotationalsystem fornumbers and,from there,to arithmetic.语法点引导从句
1.when插入语
2.“independent...referenced”
28.Scientists firstrecognized thevalue ofthe practicemore than60years ago,when theyfoundthat ratsfed alow-calorie dietlived longeron averagethan free-feeding ratsand alsohad areducedincidence ofconditions thatbecome increasinglycommon inold age.语法点过去分词修饰
1.fed…rats整句把两种作比较
2.rats
29.Another hypothesissuggests thatdecreased processingof glucosecould indicate to cells thatfood isscareeven ifit isntand inducethem toshift intoan anti-aging modethat emphasizes语法点preservation ofthe organismover suchluxuries asgrowth andreproduction.引导从句，引导从句，连接和并列
1.suggest thatindicatetocellsthatand indicateinduce前缀，表示“反，抗”
2.anti—
30.Rarely dopatients watcha doctorwrite witha penthat isntemblazoned witha drugsname,or seea nurseuse atablet notbearing apharmaceutical companyslogo.语法点提前，倒装句
1.rarely dopatients...do表伴随
2.bearing
31.In1985,after theNational LiteracyCrusade hadended,the infantmortality figuresfor thosewhoremained illiterateandfor those educatedin primaryschool remainedmore orlessunchanged.语法点年后两个逗号之间的内容作插入语
1.1985并歹限定
2.forthose who...and fbrthosewhoU figures
32.Evidence suggeststhatakey stepis todevelop apolicy onbullying,saying clearlywhat ismeantby bullying,and givingexplicit guidelineson whatwillbedone ifit occurs,what recordswillbe kept,who willbe informed.语法点引导的从句
1.that做伴随，解释
2.saying andgiving policy.并歹角军释
3.what...what...who..U guidelines
33.The Sonarand Radarpioneers didntknow itthen,but alltheworldnow knowsthat bats,orrather naturalselection workingon bats,had perfectedthe systemtens ofmillions ofyears earlier,and theirradar achievesfeats ofdetection andnavigation thatwould strikean engineerdumbwith admiration.语法点连接两个句子表转折
1.but…或者是，插入
2.or rather连接两个并列句，
3.and thatbats hadperfected...andtheirradar achieves...。
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