2014高考英语阅读理解抓分训练题(38)

-1-2014高考英语阅读理解抓分训练题（38）及答案阅读理解IfyoutraveltoanewexhibitattheSanFranciscoConservatoryofFlowers,youwillhavechancestoseesomemeat-eatingplants.Takebladderworts,akindofsuchplant,forexample.Theyappearsosmallandgrowinaquietpond.Butthesearethefastest-knownkillersoftheplantkingdom,abletocaptureasmallinsectin1/50ofasecondusingatrapdoor!Oncethetrapdoorclosesonthevictim,theenzymes(酶)similartothoseinthehumanstomachslowlydigesttheinsect.Whendinnerisover,theplantopensthetrapdoorandisreadytotrapagain.Meat-eatingplantsgrowmostlyinwetareaswithsoilthatdoesn’toffermuchfoodvalue.Insuchconditions,theseamazingplantshavedevelopedinsecttrapstogettheirnutritionalneedsoverthousandsofyears.NorthAmericahasmoresuchplantsthananyothercontinent.Generallyspeaking,thetrapsmayhaveattractiveappearancetofooltheeye,likepitcherplants,whichgettheirnamebecausetheylooklikebeautifulpitchers(acontainerlikeabottle)fullofnectar(花蜜)．TheAsianpitcherplant,forexample,hasbrightcolorsandanattractivehalf-closedlid.Curiousinsectsaretemptedtocomecloseandtakeasip,andthenslidedowntheslippery(光滑的)slopetotheirdeaths.Hair-likegrowthsalongthepitcherwallsensurethatnothingcabescape,andthedigestiveenzymescangettowork.Atinyinsectcanbedigestedinafewhours,butaflytakesacoupleofdays.Someofthesepitchersarelargeenoughtoholdtwogallons.Meateatingplantsonlyeatpeopleinsciencefictionmovies,butsometimesabirdorothersmallanimalswilldiscoverthatapitcherplantisn’tagoodplacetogetadrink.【文章大意概括】本文是一篇说明文，介绍了一些特别的植物——靠捕食动物获得生长所-2-需养分的“食肉植物”。1．Fromthefirstparagraph,wecanknowthatbladderwortscan________.A.capture50smallinsectsinasecondB.captureaninsectintheshortesttimeC.befoundfloatingonaquietlakeD.digestaninsectin1/50ofasecond【详解剖析】细节理解题。第一段指出，bladderworts能在1/50秒的时间内捕获一只小昆虫，是植物中已知的捕获动物速度最快的，因此选B。【最佳选项】B2．Ifthetrapdoorofameateatingplantisclosed,theplant________.A.isfoolinginsectsintotakingasipB.isproducingnectarC.istemptinginsectstocomecloseD.isenjoyingadinner【详解剖析】细节判断题。第二段说，一旦“陷阱门”将猎物关起来，类似于人胃里的那些消化酶就开始慢慢地消化它了，由此判断D正确。【最佳选项】D3．Meateatingplantscangrowinwetandpoorsoilbecausethey________.A.cangetnutritionfromanimalsB.don’tneedmuchfoodvalueC.canmakethemostofsuchconditionsD.havedevelopeddigestiveenzymes【详解剖析】推理判断题。这些植物生长在潮湿贫瘠的土壤中，为获得生长所需的养分，在数千年的进化中，它们演化出了捕获昆虫的“陷阱”，由此推出它们主要从动物中获取养分，而不是从土壤中获取养分。【最佳选项】A4．WhichofthefollowingisthepictureoftheAsianpitcherplant?-3-【详解剖析】推理判断题。根据第四、五、六段可知亚洲捕虫草主要有这些特征：状如水瓶，颜色鲜亮，有半掩的盖子，综合此三项可知，只有A项最合适。【最佳选项】A5．Accordingtothepassage,whichofthefollowingistrue?A.SouthAsiahasthemostmeateatingplants.B.Someofthemeateatingplantscaneveneatahuman.C.Hairlikegrowthsintheplantshelptrapinsects.D.Thetrapsoftheseplantshaveadullcolor.【详解剖析】细节理解题。依据文章第三段最后一句可知，北美洲的食肉植物最多，故A错。从最后一段中的第二句可知，食肉植物是不吃人的，所以B项错。从文章倒数第二段可知，这些须状的东西可以防止小昆虫逃跑，故C项正确。从文章第四段可知，食肉植物为了吸引昆虫一般有漂亮的外形，故D项错。【最佳选项】C阅读理解------A篇Languageisalwayschanging.Inasocietywherelifecontinuesyearafteryearwithfewchanges,thelanguagedoesnotchangeeither.Theearliestknownlanguageshaddifficultgrammarbutasmall,limitedvocabulary.Overthecentury,thegrammarchanged,andthevocabularygrew.Forexample,theEnglishandSpanishpeoplewho-4-cametoAmericaduringthesixteenthcenturygavenamestoallthenewplantsandanimalstheyfound.Inthisway,hundredsofnewwordswereintroducedintoEnglishandSpanishvocabularies.Todaylifeischangingveryfast,andlanguageischangingfasttoo.Thereareseveralmajor(主要)languagefamiliesintheworld.Somescientistssaythereareninemainfamilies,butotherscientistsdividethemdifferently.Thelanguagesineachfamilyareconnected,andscientiststhinkthattheycamefromthesameparentlanguage.About3percentofthepeopleintheworldspeaklanguagesthatarenotinthesemajorfamilies.46.Theearlylanguagehad________.A.alotofproblemsB.wordsandeasygrammarC.wordsbutnogrammarD.grammarbutnotmanywords47.Inthenextfewhundredyearswecanexpectlanguageto_____.A.stayexactlythesameB.changeagreatdealC.changeonlyalittleD.askmorewordsanddropsomegrammar48.Whatthisarticleshowsisthat_____.A.languageschangefastB.languagesreallydon'twanttochangeC.languagereallywithchangesinsocietyD.SpanishandEnglishchange参考答案46—48、DBC阅读理解------B篇InCanadayoucanfinddogs,cats,horses,etc.inalmosteveryfamily.Thesearetheirpets.Peoplelovethesepetsandhavethemastheirgoodfriends.Beforetheykeepthemintheirhouses,theytakethemtoanimalhospitalstogivetheminjections（注射）sothattheywon’tcarrydisease.Theyhavespecialanimalfoodstores,-5-thoughtheycangetanimalfoodinalmosteverykindofstore.SomepeoplespendaroundtwohundredCanadiandollarsamonthonanimalfood.Whenyouvisitpeople’shouses,theywouldbeverygladtoshowyoutheirpetsandtheyareveryproudofthem.Youwillalsofindthatalmosteveryfamilyhasabirdfeederintheirgarden.Allkindsofbirdsarewelcomedtocomeandhaveagoodmeal.TheyarefreetocomeandgoandnobodyisallowedtokillanyanimalinCanada.Theyhavealawagainstkillingwildanimals.Ifyoukilledananimal,youwouldbepunished.Ifananimalhappenedtogetrunoverbyacar,peoplewouldbeverysadaboutit.PeopleinCanadahavemanyreasonstolikeanimals.Oneofthemmightbe:Theirfamilytiesarenotascloseasours.Whenchildrengrowup,theyleavetheirparentsandstarttheirownlife.Thentheoldwillfeellonely.Butpetscansolvethisproblem.Theyc