九年级科普类文章练习

初中英语试卷第1页，共5页九年级科普类文章练习副标题题号I总分得分I、阅读理解(本大题共21小题，共42.0分)AANepaleseteenagerhadmadea￡23solarpanel(太阳能电池板)usinghumanhair.MilanKarki,whois18yearsoldandlivesinavillage,usedhumanhairtoreplace(代替)silicon,whichisacommonbutexpensivepartofsolarpanels.Byusinghairasareplacement,Karkisaysthatsolarpanelscanbeproducedforaround￡23.KarkigottheideafromaStephenHawkingbook,whichexplainedhowtocreateenergyfromhair.Thedevice(设备)thatKarkihasshowedcanproduce18wofenergy-plentytochargeamobilephone.Halfakiloofhaircanbeboughtforonly16pence(便士)inNepalandlastafewmonths;butapackofbatteries(电池)wouldcost50pence(便士)andlastafewnights,accordingtoTheDailyMail.Thesolarpaneliseasytoserviceasthehairiseasytoreplace.Karkihasnowsentoutseveraldevicestootherplacesnearhishomefortesting.Hesaid,FirstIwantedtoprovideenergyformyhome,thenmyvillage.NowIamthinkingforthewholeworld.1.Karkiwantedtousehumanhairbecauseitis________.A.beautifulB.longC.cheapD.soft2.WhatdoesthewordchargemeaninChinese?A.为…改变B.为…付款C.为…充电D.为…美容3.FromthepassageweknowKarkiis________.A.handsomeandcleverB.cleverandhelpfulC.lazybutcleverD.handsomeandhelpful4.Whatisthepassagemainlyabout?A.Makingamobilephonewithhumanhair.B.Makingamobilephonewithanewidea.C.Makingasolarpanelwithsilicon.D.Makingasolarpanelwithhumanhair.BDrinkingwaterisgoodforyourhealth.Therearesomescientificwaysofdrinkingwater.1.Itisthebestmedicinetodrinktwoglassesofwaterinthemorning.2.Drinkcleanwater.3.Drinkthewaterthathasnotbeenboiled.Manypeoplethinkboiledwaterissafeandgoodtopeople’shealth.Infact,itisnottrue.The初中英语试卷第2页，共5页boilingpointofwateris100℃.Byboilingit,mostbacteria(细菌)inwatercanbekilled.Inthepast,thewaterwaslesspolluted.Soboilingwasagoodwaytomakecleanwater.Butheavymetalsandotherdangerousthingsintoday’swateraremuchmoreterriblethanbacteria.Boilingdoesn’tfixthatproblem.Andboilingwatermaygiveusmoreofthedangerousthingsinourglass.4.Neverusesoftdrinkstotaketheplaceofwater.5.Waterisalsoneededinwinter.6.Drinkwaterattherighttime.1)Aftergettingupinthemorning,youhavelesswaterinyourbody,becauseyouweren’tdrinkingforthewholenight.Soyoushoulddrinksomewatertokeepyourhealthaftergettingupinthemorning.Thatcanpreventhighbloodpressure,cerebralhemorrhages(脑溢血)andsoon.2)Drinkingwateratabout10amhelpsyourbodykeepenoughwater.3)Drinkingwateratabout3pmcancleanoutthewastesinyourbody.4)Abouteighto’clockintheeveningisthebesttimetodrinkwater.Yourbloodgetsthickerwhenyousleep.Waterwillmakeyourbloodlessthick.Besides,weshoulddrink2Lofwatereveryday.Waterissoimportantforourlife.Weshoulddrinkwateroften.5.Accordingtothepassage,inthemorningisthebest.A.drinkingsomehotsoup,medicineB.drinkingsomeporridge,breakfastC.drinkingsomewater,medicineD.Drinkingsomesoftdrinks,medicine6.canpreventhighbloodpressure,cerebralhemorrhagesandsoon.A.DrinkingsomewateraftergettingupinthemorningB.DrinkingsomewaterbeforegoingtobedC.DrinkingsomesoftdrinksaftergettingupD.Drinkingsomemilkbeforegoingtobed7.Atabout3pm,drinkingwatercancleanouttheinyourbody.A.oilB.foodC.wastesD.fat8.Fromthepassage,wecanseethebesttimetodrinkwateris.A.abouteighto’clockinthemorningB.abouteighto’clockintheeveningC.beforesupperD.atnight9.Thebesttitletothispassageis.A.DrinkcleanwaterB.Don’tdrinktheboiledwaterC.TheuseofwaterD.ScientificwaterdrinkingCTherearefourpartsinIELTS:listening,speaking,readingandwriting.Listeningisveryimportant.Areyouconfident?Haveyoumadegoodpreparation?ThebookIELTSListeningishelpfulforyourpreparationforIELTS.初中英语试卷第3页，共5页CarandDriveristheworld’smostpopularautomotivemagazine.Itprovidesinformationandentertainmentforpeoplewholikecars.Itoffersthebestvehicletestsinthebusiness.Themagazinealsocoversthelatestdevelopmentsincartechnology.Onceyouownthebook,youwillbecomeagoodspeaker.SusanWeinschenk’sexcellentideasonhowtomakeaperfectspeechareveryhelpfultoyou.Withthehelpofthebook,youwillbeconfidenttoknowhowtogiveyourspeech.Also,youwilllearnhowtoattractyouraudienceduringthespeech.Thebookoffershealthyanddeliciousfood.Thesedishescanallbecompletedinlessthanhalfanhour,andinmanycases,injustafewminutes.SissonandMeiershowyouhowtodelightyourfamilyorguestseverytimewithquick,deliciousmealsusinglocalmaterials,meats,healthyfats(yes,andrealbutter)andcommonherbsandspices.10.Whichofthefollowingwillhelptoimproveyourspeech?A.IELTSListening.B.CarandDriver.C.Quick&EasyMeals.D.DesigningEffectiveSpeechInterfaces.11.WhowillprobablybeinterestedinQuick&EasyMeals?A.Carfans.B.Englishspeakers.C.Housewives.D.Businessmen.12.Howmanyofthefourshortpassagesareintroductionsofmagazines?A.One.B.Two.C.Three.D.Four.DCArecentreportfromZhengzhouDailysaysabout18%ofZhengzhouteenagerscanhaveproblemswiththeirminds.Somestudentsbecomeworriedbecausetheyhavetostudyveryhard.Othershavetroublegettingonwellwithpeopleliketheirparentsandclassmates.ZhangQiang,aJunior2studentfromZhengzhou,couldnotunderstandhisteachersinclassandwasdoingbadlyinhislessons.Hewasafraidofexams.Whenhelookedattheexampaper,hecouldn’tthinkofanythingtowrite.Anotherstudent,a15-year-oldgirlcalledWuYanfromKaifengoftenarguedwithherclassmatesevenherparentsbecauseofsomedifferentideas.Shebecamesoa