高一英语寒假作业3实验班03225.docx
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高一英语寒假作业3实验班03225.docx
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高一英语寒假作业3实验班03225
河北安平中学实验部高一年级英语学科寒假作业
2019年2月2日
第一部分 阅读理解 (共两节,满分40分)
第一节(共15小题;每小题2分,满分30分)
阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。
A
Withsmartphonesrapidlybecomingthemostcommonmobiledevice(设备)throughoutcountries,anincreasingnumberofteenagershaveaccesstotheInternetusingtheirphones.AndiftheyhaveaccesstotheInternettheyhaveaccesstoApps(anAppisasmallprogramdesignedtorunonmobiledevices).MostAppspopularwithteenagersareeitherforplay,connectingwithfriends,orbothatthesametime.HerearesomeofthemostpopularAppsteensaredownloadingatthemoment.
DrawSomething
It'saverypopularAppatthemoment.It'sanonlineversion(版本)ofPictionary,whereyouinvitefriendsonFacebooktocompete.Eachroundyouaregiven3wordstochoosefromofwhichyoumustdraw.Yourcompetitormustguesscorrectlysothatbothofyoucanreceivecoinstobuyadditionalcolourtools.Funforanyage.
ThisAppisaboutsharingphotos.SimilartoTwitter,youfollowpeopleandtheyfollowyou.Newphotosshowupina“newsfeed”whereyoucancommentonphotos.Youcanalsoviewpopularphotosandhavethechoiceofmakingyourphotospublic(everyonecanseethem)andanyonecan“follow”you.It'sagoodideatoconsiderprivacysettingsasoncephotosareuploaded(上传)anyonecanhaveaccesstothem.
Viddy
SimilartoInstagram,exceptit'sallaboutvideos.Filmavideoandimmediatelyuploadit.Againpeoplecanfollowyouandyoucanfollowpeople.Youcansee“what'shot”—themostpopularandnewestvideos.Inadditionyoucansharevideosyouhave.
Oldify
Thisisfunandeasytouse.Uploadaphotoofyourselforafriendbyeithertakingaphotoorusingonefromyourphotolibrary,lineuptheeyesandlips,pressabuttonandthephotoofyouorthepersonyouuploadedwillappearasaperson50yearsolder!
Bytouchingthescreenthefacewillreact.
21.DrawSomethingisanAppthat________.
A.childrenlikemostB.isforusersofanyage
C.userscanusetosharepicturesD.isusedtobuypaintingsonline
22.WhenusingInstagram,usersshould________.
A.maketheirphotospublicB.commentontheirfriends'photos
C.payspecialattentiontotheirprivacyD.followpeopletoviewpopularphotos
23.WhatdoweknowaboutOldify?
A.Ithelpsuserstobeautifytheirphotos.
B.Itallowsuserstosharetheiropinions.
C.Itisafrighteningbutfunonlinegame.
D.Itenablesuserstoseetheiragedappearances.
B
Youcanbeproudofyourselves,evenifyoucanonlymakeoneortwoofthesegreenchanges.Thegoalhereistolimitcarbondioxideandothergreenhousegases,whicharecloselyassociatedtothebigproblemofglobal-warming.
Strategy1:
BringyourowncuptoStarbucks
You'llgeta10-centdiscount,andit'sonelesspapercuptoendupinadustbin.
Thestorewon'tcreatemorewastewhentheythrowawayacup.
Strategy2:
Turnoffyourcomputer
Wheninstandbymode,yourPCisstillusingenergy.
Turningoffamonitorfor40hoursaweekmayonlysave$5amonth,butitreducesCO2by750pounds.
Strategy3:
Reuseplasticbags
Insteadofthrowingaway100billionplasticbagsayear,tryandgetasecond,third,ortenthuseoutofthem.Betteryet,nexttimeyoushop,tryareusablebag.
You'rereducingpollution.Theamountofoilitwouldtaketomakejust14plasticbagswouldrunyourcarforonemile.
Strategy4:
Userecycledpaperinthebathroom
Mostofthetoiletpaperweuseismadefromtreesfoundinforestspreviouslyuntouchedbyhumans.
Ifeveryhouseholdreplacedonerolloftoiletpaperwitharecycledone,424,000treeswouldstillbestanding.Lookforecopapertowelstoo.
Strategy5:
Buyenergy-efficientappliances(电器)
ReplacetheoldfridgewithanEnergyStarapplianceandyou'lluse15percentlessenergy.Itmightbealittleexpensivetobuy,butyou'llsavemoneyonyourelectricitybillsandhelptheenvironment.
IfweallusedoneEnergyStarapplianceathome,itwouldbelikeplanting1.7millionacresofnewtrees.
Strategy6:
Plantatree
Addinggreentoyourgardenisbeautifulandearth-pleasing.
Justonetreewillhelpmakecleanerairandsavetheenvironmentfrom5,000poundsofhotcarbondioxideeachyear.
24.Whatisthebesttitleforthepassage?
A.StrategiestoSaveMoney
B.WaystobeEarth-Friendly
C.StrategiestoEndGlobal-Warming
D.WaystoLimitCarbonDioxide
25.Accordingtothewriter,whatwillhappenifourPCisswitchedoffwhennotinuse?
A.Itwillhelptosavealargeamountofmoney.
B.ItwillhelptoreduceagreatdealofCO2.
C.Itwillsavetheamountofoilthatrunsyourcarforamile.
D.Itwillbelikeplanting1.7millionacresofnewtrees.
26.Whichstrategiessuggestrecyclingorreuseofthings?
A.Strategies1&3.B.Strategies2&5.
C.Strategies3&6.D.Strategies4&5.
27.Whatbenefitsdothesestrategieshaveincommon?
A.Theyallhelpreducetheuseofenergylikeelectricity.
B.Theyallcutdowntheamountoftheuseofpaper.
C.Theyallresultinproducinglessgreenhousegases.
D.Theyallaidtopreserveourtreesandforest.
C
Insectstrappedinfossilizedamber(琥珀)fortensofmillionsofyearshaveprovidedthekeytocreatinganewgenerationofantibioticdrugsthatcouldstartawaragainstmoderndiseases.Scientistshaveisolatedtheantibioticsfrommicrobes(微生物)foundeitherfromtheseinsectsorinsoilparticlestrappedwiththemwhentheywerecaughtbystickytreerisenupto130millionyearsago.
Presentdayantibioticshavenearlyallbeenisolatedfrommicrobesthatusethemasaformofdefenseagainsttheirenemiesandcompetitors.Butsincetheintroductionofantibioticsintomedicine50yearsago,analarmingnumberhavebecomeineffectivebecausemanybacteriahavedevelopedresistancetothedrugs.Researchoverthepasttwoyearshasuncoveredatleastfourantibioticsfromthemicrobesandonehasbeenabletokillmoderndrugresistantbacteriathatcancausepotentiallydeadlydiseasesinhumans.
RaulCano,whohaspioneeredtheresearchattheCaliforniaPolytechnicStateUniversity,saidtheancientantibioticshadbeensuccessfulinfightingdrugresistantstrainsofstaphylococcus(葡萄球菌),a“superbug”thathadthreatenedthehealthofpatientsinhospitalsacrosstheglobe.Henowintendstoestablishwhethertheantibioticsmighthavesideeffects.“Theproblemishowtoxictheyaretoothercellsandhoweasytheyaretopurify”,saidCano.
Cano'sfindingshavebeenacknowledgedasabreakthrough.Abiotechnologycompany,Ambergene,hasbeensetuptodeveloptheantibioticsintodrugs.Ifanyancientmicrobesarerevived(复活)thatresemblepresentdaydisease,theywillbedestroyedincasetheyescapeandcausenewepidemics.Drugcompanieswillbeanxioustostudythechemicalstructuresoftheprehistoricantibioticstoseehowtheydifferfrommoderndrugs.Theyhopethatoneancientmoleculecouldbeusedasabasistoproducearangeofdrugs.
However,eventheuseofancientantibioticsmaynotstoptheriseofdrugresistantbacteria.StuartLevywarnedthatthebacteriawouldeventuallyevolvetofightbackagainstthenewdrugs.“Theremightalsobeanenzymealreadyouttherethatcandegradeit.Sotheonlywaytokeepthelifeofthatantibioticgoingistouseitsensiblyandnotexcessively,”hesaid.
28.Whatproblemhasmanfacedsincetheuseofantibioticsasmedicineaccordingtothe
passage?
A.Antibioticsareverydifficulttopurify.
B.Antibioticsdoharmtohumanhealth.
C.Antibioticsresemblesomediseasecausingbacteria.
D.Antibioticsarebecomingineffectiveinfightingagainstbacteria.
29.WhyareCano'sfindingsconsideredasabreakthroughinscience?
A.Hisdiscoverieswillhelpreviveancientmicrobes.
B.Hisdiscoverieswillputanendtotheriseofdrugresistantbacteria.
C.ThecompanyAmbergenehasappliedtheprehistoricantibioticstodrugs.
D.Theprehistoricantibioticsprovedmoredeadlyagainstdrugresistantmodernbacteria.
30.Accordingtothelastparagraph,whatisStuartLevy'sattitudetowardstheuseofancient
antibiotics?
A.Cautious.
B.Contradictory.
C.Confident.
D.Critical.
31.Whichofthefollowingcanbethebesttitleforthepassage?
A.Antibiotics-DangerousorNot?
B.BiotechnologyRevealedPrehistoricSecrets
C.InsectAntibioticsandBacteriaEvolution
D.PrehistoricInsectsMightHelpInventNewDrugs
D
NextweekCaliforniawilltrytotakecellphonesfromthehandsofdrivers,tellingeveryonefrommillionairestoworkersthatconversationsbehindthewheelmustbeonanearphone.
CaliforniansinterviewedbyReutersmostlysupportedthelawrequiringhands-freephonesincarsandbanningcellphonesentirelyfordriversunder18,whichwilltakeeffectonTuesday,thoughtheywerepuzzledbyaloophole(漏洞)thatallowsseeminglymoredangeroustextmessaging.Someweredoubtfulaboutlawmakers,whotheyblamedforfailingtobuildmorefreewaysorpublictransportationinthefaceofincreasinglycrowdedroadsinthenation’smostpopulousstateandsaidhands-freeconversationswerenotsafer.
KFI-AMradiotalk-showhostJohnKobylttoldReuters.“It'sstupidbecausewe’veoneoveraboutsevendifferentstudiesandeachoneofthemsaysit’stheconversationthatdistractsyou,notholdingthephone.”
StateSenatorJoeSimitian,whointroducedthebill,saidkeepingbothhandsonthewheelwasalwayssafer.Heexpectedhislawtosavehundredsoflives.TheDemocraticlawmakerwasconsideringintroducinganewlawtobantextmessaginginthecar,whichhesaidwasn’tanissuewhenhebeganworkingonthefirstonein2001.
Connecticut,NewJerseyandNewYorkhavealreadybanneddriversfromtalkingonhand-heldcellphones.In
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