广西青岛市2014高考英语-完形填空、阅读理解训练题(4)VIP专享VIP免费

青岛市2014高考英语完形填空、阅读理解训练题（4）及参考答案Simplybyanalyzingadropofblood,adoctorwillbeabletodiagnoseabirthdefectorevencancerwhenitisintheearlystage;usingnewtechnology,amateriallighterbutmuchstrongerthansteelcanbeproduced.Thesemaysoundlikedreamsatpresent.Butthedreamsmaysooncometrueasresearchfindingsinlaboratoriesarebeingturnedintoproductsmorerapidlyinthenewcentury,accordingtoexpertsparticipatinginthefourthAsia-PacificEconomicCooperation(APEC)Technomart,atechnologyexhibitionandtradefairinSuzhou."Mostpeoplethinknano-technology（纳米技术）istoofar-fetchedtobereal.Butinfactnano-technologyhasbeenappliedinawiderangeoffields,suchasmedicine.Itiscomingintoourdailylife,"saidChengJiachongfromaHongKong-basednano-technologyfirm.Nano-technologybasedonthenanometer,theunitofwhichisabillionthofameter,enablesscientiststohavenewconceptsofdiseasediagnosisandtreatmentonamolecular（分子）andatomicscale,Chengsaid.Byusingnanometerparticles,adoctorcanseparatethefetuscells（胚胎细胞）fromthebloodofapregnantwomantoseeifthedevelopmentofthefetusisnormal.Thismethodisalsobeingusedintheearlydiagnosisofcancerandheartdisease,hesaid.Oneofthemostsignificantimpactsofnano-technologyisatthebio-inorganicmaterialsinterface,accordingtoGregTegart,executiveadvisoroftheAPECCenterforTechnologyForesight."Bycombiningenzymes（酶）andsiliconchipswecanproducebiosensors.Thesecouldbeimplantedinhumansoranimalstomonitorhealthandtodelivercorrectivedoses（剂量）ofdrugs,"hetoldtheparticipantsatechnologyforumduringtheexhibition."Nano-technologycouldaffecttheproductionofnearlyeveryman-madeobject,fromautomobiles,tiresandcomputercircuits（电路）,toadvancedmedicinesandtissuereplacement,andleadtotheinventionofobjectsyettobeimagined,"saidDavidMinns,aspecialadvisortotheNationalResearchCouncilofCanada.Ithasbeenshownthatcarbonnano-tubesaretentimesasstrongassteel,withonesixthoftheweight,andnano-scalesystemshavethepotentialtomakesupersonictransportcost-effectiveandtoincreasecomputerefficiencybymillionsoftimes,hesaid.TheexpertsagreedthattheAPECtechnologyexhibitionandtradefairprovidedmanychancesforexchangesofinnovativeideasandproducts.45.Realizationofthedreamsmentionedinthefirstparagraphwillmainlybaseon________.A.APECB.ChinesescientistC.theAPECCenterforTechnologyForesightD.Nano-technology46.Thelengthofananometerequalsto______.A.910meterB.1010meterC.810meterD.710meter47.WecanimplyfromwhatDavidMinnssaidthat_________.A.Nano-technologycouldonlybeusedtoinventnewobjects.B.Nano-technologycouldbewidelyusedtoproduceorinventobjects.C.Nano-technologyisamoney-consumingtechnology.D.Nano-technologycannotbeusedtoimprovetheserviceofInternet.48.Comparedtosteel,carbonnano-tubesare________.A.strongerandlighterB.lighterbutasstrongC.strongerbutaslightD.poorinqualityWhenIwasabouttwelve,Isuddenlydevelopedagreatpassion(激情)forwritingpoetry.I1allmyotherhobbies,suchascollectingstamps,andspentallmy2timereadingpoetryandwritingit.Thishabitofwritingpoetryoneverypossibleoccasionsoongotme3troubleatschool.Ifalesson4me,Iwouldtakeoutmynotebookandstartwritingpoems5.OfcourseIdidthisverycautiously(小心地),butitwasnot6Igotcaught.OnedaywhileIwasbusy7apoemduringa8lesson,Ilookedup9theteacherstandingoverme,gettingcrossbecauseIwasnot10attention.Hetorethepoemup,withawarningnotto11timeanymoreinhislesson.12IfeltcertainthatIhadwrittenagoodpoem,sothateveningIwroteito...