高2025级高一上期寒假作业英语3

高2025级英语备课组合川中学高2025级寒假作业（三）完成时间：40分钟一、阅读理解。AWithsmartphonesrapidlybecomingthemostcommonmobiledevice(设备)throughoutcountries,anincreasingnumberofteenagershaveaccesstotheInternetusingtheirphones.AndiftheyhaveaccesstotheInternettheyhaveaccesstoApps(anAppisasmallprogramdesignedtorunonmobiledevices).MostAppspopularwithteenagersareeitherforplay,connectingwithfriends,orbothatthesametime.HerearesomeofthemostpopularAppsteensaredownloadingatthemoment.DrawSomethingIt'saverypopularAppatthemoment.It'sanonlineversion(版本)ofPictionary,whereyouinvitefriendsonFacebooktocompete.Eachroundyouaregiven3wordstochoosefromofwhichyoumustdraw.Yourcompetitormustguesscorrectlysothatbothofyoucanreceivecoinstobuyadditionalcolourtools.Funforanyage.InstagramThisAppisaboutsharingphotos.SimilartoTwitter,youfollowpeopleandtheyfollowyou.Newphotosshowupina“newsfeed”whereyoucancommentonphotos.Youcanalsoviewpopularphotosandhavethechoiceofmakingyourphotospublic(everyonecanseethem)andanyonecan“follow”you.It'sagoodideatoconsiderprivacysettingsasoncephotosareuploaded(上传)anyonecanhaveaccesstothem.ViddySimilartoInstagram,exceptit'sallaboutvideos.Filmavideoandimmediatelyuploadit.Againpeoplecanfollowyouandyoucanfollowpeople.Youcansee“what'shot”—themostpopularandnewestvideos.Inadditionyoucansharevideosyouhave.OldifyThisisfunandeasytouse.Uploadaphotoofyourselforafriendbyeithertakingaphotoorusingonefromyourphotolibrary,lineuptheeyesandlips,pressabuttonandthephotoofyouorthepersonyouuploadedwillappearasaperson50yearsolder!Bytouchingthescreenthefacewillreact.1．DrawSomethingisanAppthat________.A．childrenlikemostB．isforusersofanyageC．userscanusetosharepicturesD．isusedtobuypaintingsonline2．WhenusingInstagram,usersshould________.A．maketheirphotospublicB．commentontheirfriends'photosC．payspecialattentiontotheirprivacyD．followpeopletoviewpopularphotos3．WhatdoweknowaboutOldify?A．Ithelpsuserstobeautifytheirphotos.B．Itallowsuserstosharetheiropinions.C．Itisafrighteningbutfunonlinegame.D．Itenablesuserstoseetheiragedappearances.BYoucanbeproudofyourselves,evenifyoucanonlymakeoneortwoofthesegreenchanges.Thegoalhereistolimitcarbondioxideandothergreenhousegases,whicharecloselyassociatedtothebigproblemofglobal-warming.Strategy1:BringyourowncuptoStarbucksYou'llgeta10-centdiscount,andit'sonelesspapercuptoendupinadustbin.Thestorewon'tcreatemorewastewhentheythrowawayacup.Strategy2:TurnoffyourcomputerWheninstandbymode,yourPCisstillusingenergy.Turningoffamonitorfor40hoursaweekmayonlysave$5amonth,butitreducesCO2by750pounds.Strategy3:ReuseplasticbagsInsteadofthrowingaway100billionplasticbagsayear,tryandgetasecond,third,ortenthuseoutofthem.Betteryet,nexttimeyoushop,tryareusablebag.You'rereducingpollution.Theamountofoilitwouldtaketomakejust14plasticbagswouldrunyourcarforonemile.Strategy4:UserecycledpaperinthebathroomMostofthetoiletpaperweuseismadefromtreesfoundinforestspreviouslyuntouchedbyhumans.Ifeveryhouseholdreplacedonerolloftoiletpaperwitharecycledone,424,000treeswouldstillbestanding.Lookforecopapertowelstoo.Strategy5:Buyenergy-efficientappliances(电器)ReplacetheoldfridgewithanEnergyStarapplianceandyou'lluse15percentlessenergy.Itmightbealittleexpensivetobuy,butyou'llsavemoneyonyourelectricitybillsandhelptheenvironment.IfweallusedoneEnergyStarapplianceathome,itwouldbelikeplanting1.7millionacresofnewtrees.Strategy6:PlantatreeAddinggreentoyourgardenisbeautifulandearth-pleasing.Justonetreewillhelpmakecleanerairandsavetheenvironmentfrom5,000poundsofhotcarbondioxideeachyear.4．Whatisthebesttitleforthepassage?A.StrategiestoSaveMoney B.WaystobeEarth-FriendlyC.StrategiestoEndGlobal-Warming D.WaystoLimitCarbonDioxide5．Accordingtothewriter,whatwillhappenifourPCisswitchedoffwhennotinuse?A.Itwillhelptosavealargeamountofmoney.B.ItwillhelptoreduceagreatdealofCO2.C.Itwillsavetheamountofoilthatrunsyourcarforamile.D.Itwillbelikeplanting1.7millionacresofnewtrees.6．Whichstrategiessuggestrecyclingorreuseofthings?A.Strategies1&3.B.Strategies2&5.C.Strategies3&6.D.Strategies4&5.7．Whatbenefitsdothesestrategieshaveincommon?A.Theyallhelpreducetheuseofenergylikeelectricity.B.Theyallcutdowntheamountoftheuseofpaper.C.Theyallresultinproducinglessgreenhousegases.D.Theyallaidtopreserveourtreesandforest.CInsectstrappedinfossilizedamber(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.8.Whatproblemhasmanfacedsincetheuseofantibioticsasmedicineaccordingtothepassage?A.Antibioticsareverydifficulttopurify.B.Antibioticsdoharmtohumanhealth.C.Antibioticsresemblesomedisease­causingbacteria.D.Antibioticsarebecomingineffectiveinfightingagainstbacteria.9.WhyareCano'sfindingsconsideredasabreakthroughinscience?A.Hisdiscoverieswillhelpreviveancientmicrobes.B.Hisdiscoverieswillputanendtotheriseofdrug­resistantbacteria.C.ThecompanyAmbergenehasappliedtheprehistoricantibioticstodrugs.D.Theprehistoricantibioticsprovedmoredeadlyagainstdrug­resistantmodernbacteria.10.Accordingtothelastparagraph,whatisStuartLevy'sattitudetowardstheuseofancientantibiotics?A.Cautious.B.Contradictory.C.Confident.D.Critical.11.Whichofthefollowingcanbethebesttitleforthepassage?A.Antibiotics－DangerousorNot?B.BiotechnologyRevealedPrehistoricSecretsC.InsectAntibioticsandBacteriaEvolutionD.PrehistoricInsectsMightHelpInventNewDrugs二、七选五。You'regrowingup.Thatmeansyou'reprobablyexperiencinglotsofchanges，allatonce.Yourbodyischanging.Itmightevenseemasifyourentireselfischanging.Itcanbeconfusingandevenscary.1Andit'sgood!Growingupmeansthatyoucandomore，learnmore，andstarttomakeyourmarkontheworld.Inorderforthattohappen,yourbodyproduceschemicalscalledhormonesthathelpbothbodyandmindgrow.Hormonelevelschangeconstantly，risingandfalling.2Butit'spartlytoblameforintenseemotions，surprisingreactions，andmoodswings.Becauseofthewayyourbraindevelops，itissomewhatruledbyemotionsnowandthroughyourteenyears.Asaresult,growingupcanseemlikeanemotionalrollercoaster！3●Takecareofyourself.Ifyoueatright，sleepenough，andgetgoodexercise，yourbrainwillbemuchmoreabletodealwiththestress.●4Whenyoufeelyourmoodsswingingoryou'reupset，orconfused，somequiettimewillallowyoutogatheryourthoughtsandgetcalmer.●Practicerelaxingyourbodyanddeepbreathingwhenyouwakeupandwhenyougotobed.5Plus，whenstuffhappensduringtheday，you'llbeabletocalmyourselfquicklywithadeepbreathortwobeforeyoureact.Yourbodyischanging.A．Takeatimeout.B．Butthetruthis，ithappenstoeveryteen.C．Workoutregularlytokeepphysicallyfit.D．Thischangingisneededforyourbody'sdevelopment.E．Itwillhelpyoufallasleep—andstartthemorningright.F．Hereareafewthingsyoucandotomaketheridesmoother.G．Usually，thesefeelingssettledownwhenyourealizewhatisgoingon.三、语法填空。Arecentsurveyshowsthatstorytellingranksbeforetelevisionorvideogamesamongpastimes(消遣)forkids.Thesurveywascarriedoutamong500childrena