四级长难句分析在大学英语四级考试的阅读理解中，我们常常会碰到某些长而难的句子。长难句一般具有较多、较长的修饰成分、并列成分或从句。长难句的丰富内容和复杂构造往往会导致理解的困难。理解长难句的关键是理解长难句的类型，理清句子成分，抓住句子中的关键部分。首先我们先来理解制造长句的几种要点一词汇：关键词汇+一般词汇二语法构造1．从句：定语、同位语、表语、宾语、状语2．并列构造3．插入语4．倒装5．强调6．省略：分词作定语，独立主格构造-61．Buttherealtruthisthatwedon'tknowenoughtorelieveglobalwarming,and——withoutmajortechnologicalbreakthroughs——wecan'tdomuchaboutit.2.Thetroublewiththeglobalwarmingdebateisthatithasbecomeamoralproblemwhenit'sreallyanengineeringone.3．PrivacyeconomistAlessandroAcauistihasrunaseriesofteststhatrevealpeoplewillsurrenderpersonalinformationlikeSocialSecuritynumbersjusttogettheirhandsonapitiful50-cents-offcoupon(优惠卷)4.Thedigitalbreadcrumbs(碎屑)youleaveeverywheremakeiteasyforstrangerstoreconstructwhoyouare,whereyouareandwhatyoulike.-124．Thestoryaboutafearfulangelstartingfirstgradewasquickly“guided”bymeintothetaleofalittlegirlwithawildimaginationtakingherfirstmusiclesson.5.BecauseIknowverylittleaboutfarmanimalswhousetoolsorangelswhogotofirstgrade,IhadtoacceptthefactthatIwasco-optingmydaughter’sexperience.6.Whilesteppingbackwasdifficultforme,itwascertainlyagoodfirststepthatIwillquicklyfollowwithmoresteps,puttingmyselffarenoughawaytogiveherroombutcloseenoughtohelpifasked.-67.Whileyouneedtoemploybothtogettoafinishedresult,theycannotworkinparallelnomatterhowmuchwemightliketothinkso.8.Tryingtocriticizewritingontheflyispossiblythesinglegreatestbarriertowritingthatmostofusencounter.Ifyouarelisteningtothat5thgradeEnglishteachercorrectyourgrammarwhileyouaretryingtocaptureafleeting(稍纵即逝的)thought,thethoughtwilldie.Ifyoucapturethefleetingthoughtandsimplyshareitwiththeworldinrawform,nooneislikelytounderstand.Youmustlearntocreatefirstandthencriticizeifyouwanttomakewritingthetoolforthinkingthatitis.9.ThepracticethatcanhelpyoupastyourlearnedbadhabitsoftryingtoeditasyouwriteiswhatElbowcalls“freewriting.”10.Asthewordsbegintoflow,theideaswillcomefromtheshadowsandletthemselvesbecapturedonyournotepadoryourscreen.11.Nowyouhaverawmaterialsthatyoucanbegintoworkwithusingthecriticalmindthatyou’vepersuadedtositonthesideandwatchquietly.12.Mostlikely,youwillbelievethatthiswilltakemoretimethanyouactuallyhaveandyouwillendupstaringblanklyatthepagesasthedeadlinedrawsnear.13.Therewasatimeinmylifewhenpeopleaskedconstantlyforstoriesaboutwhatit’sliketoworkinafielddominatedbymen.14.Sometimes,whenIwaspushedintoanargumentonleftbrainversus(相对于)rightbrain,ornatureversusnurture(培育),Iwouldinstantlyfightfiercelyonmybehalfandallwomankind.15.Thenonedayafewyearsago,outofmymouthcameasentencethatwouldeventuallybecomemyreplytoanyandallprovocations:Idon’ttalkaboutthatanymore.16.Ittookme10yearstogetbacktheconfidenceIhadat19andtorealizethatIdidn’twanttodealwithgenderissues.-1217.Infact,NewYork’smunicipalwaterformorethanacenturywascalledthechampagneoftapwateranduntilrecentlyconsideredamongthebestintheworldintermsofbothtasteandpurity.18.Similarly,amagazineinEnglandfoundthattapwaterfromtheThamesRivertastedbetterthanseveralleadingbrandsofbottledwaterthatwere400timesmoreexpensive.19.AccordingtoanarticleinTheStreetJournal,someofthemoreshamelesstacticsincludeplacingattractivebottlesonthetablef...
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