译林版高中英语必修第一册课时作业12

课时作业(十二)Unit4SectionⅢExtendedreading&Project&Assessment阅读理解AForthepast17yearsmylifewasveryhappy.Thenthefirstsadthinghappened.Mymotherbecameveryill,andsoonsheknewthatshewasdying.Justbeforeshedied,sheaskedElizabethandmetogotoherroom.Sheheldourhandsandsaid,“VictorandElizabeth,mychildren,I'mveryhappybecauseyouloveeachother,andbecauseonedayyou'llgetmarried.Everyoneinthefamilylovesyou,Elizabeth.Willyoutakemyplaceinthefamily,mydear?IcandiehappilyifyoulookafterthemwhenIhavegone.”Mymotherdiedandwewereverysad,becausewelovedherdearly.Elizabethwasbraveandhelpedus;hersweetsmilegaveussomehappinessintheunhappydaysaftermymother'sdeath.Thetimecameformetogotouniversity.Ididn'twanttoleavemysadfamily,butweallknewthatIshouldgo.Itwashardtoleave,too,becausetheparentsofmygoodfriendHenrywouldnotlethimgotouniversitywithme.SoIhadtogoalone.OnmyfirstdayatuniversityImetmyteacher,ProfessorWaldman,whowasoneofthegreatestscientistsintheworld.Hegaveawonderfultalktoallthestudentswhowerestartingattheuniversity.Heendedhistalkbysaying,“Someofyouwillbecomethegreatestscientistsoftomorrow.Youmuststudyhardanddiscovereverythingthatyoucan.ThisiswhyGodmadeyouintelligent—tohelpotherpeople.”Aftertheprofessor'stalk,Ithoughtverycarefully.IrememberedthestormwhenIwas15;Irememberedhowthelightninghaddestroyedthetrees.Fromthenon,Iwantedtouseelectricitytohelppeople,andIwantedtodiscoverthesecretoflife.Idecidedtoworkonthesetwothings.Istartedtoworkthenextday.IworkedveryhardandsoonProfessorWaldmanandIrealizedthatIcouldlearntobeaverygoodscientist.Theprofessorhelpedmeverymuch,andotherimportantscientistswhowerehisfriendshelpedme,too.IwasinterestedinmyworkandIdidnottakeoneday'sholidayduringthenexttwoyears.Ididnotgohome,andmyletterstomyfamilywereveryshort.Aftertwoyears,IhaddiscoveredmanythingsandIbuiltascientificmachinethatwasthebestintheuniversity.Mymachinewouldhelpmeanswerthemostimportantquestionsofall.Howdoeslifebegin?Isitpossibletoputlifeintodeadthings?Toanswerthesequestionsaboutlife,Ihadtolearnfirstaboutdeath.Ihadtowatchbodiesfromthemomentwhentheydiedandthewarmlifeleftthem.Inthehospitalandintheuniversity,Iwatchedthedyingandthedead.Dayafterday,monthaftermonth,Ifolloweddeath,soitwasadarkandterribletime.Ibuiltatallmastabout150metershigh,whichwashigherthanthetallestbuildinginthecity,tocatchlightningandsendtheelectricitydowntomymachineinthelab.IbelievedIcouldusethatelectricitytogivelifetothingsthatweredead.Thenoneday,theanswercametome.SuddenlyIwassurethatIknewthesecretoflife.1．Accordingtotheauthor,thesecretoflifeisto________．A.givelifetothingsthatweredeadbyusingelectricityB．useelectricitytocurediseasesC．buildthebestmachinetolearnaboutdeathD．becomethegreatestscientistoftomorrow2．WhichofthefollowingisTRUEaccordingtothepassage?A．ElizabethmarriedshortlyafterVictor'smotherdied.B.Victordidnotwanttoleavehisfamilybecausehismotherdiednotlongbefore.C．Victor'smotherwasveryangrywhensheknewhelovedElizabeth.D．ElizabethwasabravegirlwholovedVictorandgavehimmuchhelp.3．VictordidallthefollowingduringhisresearchintheuniversityEXCEPTthat________．A.hediscoveredmanythingsandbuiltascientificmachineB.hebuiltatallmasttocatchlightningandsendtheelectricitydowntothemachineC．heworkedhardandtookonlyoneday'sholidayduringthenexttwoyearsD．helearntmuchaboutdeathbothinthehospitalandintheuniversity4．WhichisthecorrectorderaboutthelifeofVictor?①Victor'smotherpassedaway.②Victorgothelpfromtheprofessorandotherscientists.③Victorwenttouniversityandattendedtheprofessor'stalk.④Victorfoundtheanswertogivinglifetothingsthatweredead.⑤Victorexperiencedastorm,seeingthelightningdestroythetrees.A.①②③④⑤ B．⑤①③②④C．①③②⑤④ D．⑤①②④③BWhatdoyouwanttobewhenyougrowup?Ateacher?Adoctor?Howaboutanicecreamtaster?Yes,therereallyisajobwhereyoucangetpaidtotasteicecream.JustaskJohnHarrison,an“OfficialTasteTester”forthepast21years.Testinghelpsmanufacturers(制造商)tobesureofaproduct'squality.Duringhiscareer,Harrisonhasbeenresponsibleforapprovinglargequantitiesofthesweeticecream—aswellasdevelopingover75flavors.Somepeoplethinkthatitwouldbeeasytodothisjob;afterall,youjusthavetolikeicecream,right?“No—there'smoretothejobthanthat，”saysHarrison,whohasadegreeinchemistry.Hepointsoutthatadairyorfood­sciencedegreewouldbeveryusefultosomeonewantingacareerinthis“cool”field.Onatypicalmorning,Harrisontastesandassesses60icecreamsamples.Heletstheicecreamwarmuptoabout12.Harrisonexplains,“Yougetmoreflavorfromwarmericecream,whichiswhysomekidsliketostirit,creatingice­creamsoup.”Whiletheicecreamwarmsup,Harrisonlooksoverthesamplesandgradeseachonebyitsappearance.“Tastingbeginswiththeeyes，”heexplains.Hecheckstoseeiftheicecreamisattractiveandaskshimself,“Doestheproducthavethecolorexpectedfromthatflavor？”Nextit'stimetotaste!Continuingtothinkupnewideas,tryoutnewflavors,andtestsamplesfromsomanykindsoficecreameachdaykeepsHarrisonbusybuthappy—workingatonecooljob.5．WhatisJohnHarrison'sjob?A．Anicecreammanufacturer.B．Anofficial.C．Ateacher.D．Anicecreamtaster.6．AccordingtoJohnHarrison,tobequalifiedinthe“cool”field,itishelpfulto________．A．keepadiaryofworkB．haveadegreeinrelatedsubjectsC．havenewideaseverydayD．findoutnewflavorseachday7．WhatdoesHarrisondofirstwhentestinganicecream?A．Hetastestheflavoroftheicecream.B．Heexaminesthecoloroftheicecream.C．Heletstheicecreamwarmup.D．Hestirstheicecream.8．Whichofthefollowingisprobablythebesttitleforthepassage?A．TastingwithEyesB．FlavorsofIceCreamC．JohnHarrison'sLifeD．OneCoolJobCHowoftendoyouexercise?Anewstudyfindsthatmostkidsaged12to15aren'tgettingenoughphysicalactivity.Theresultsarebasedonabout800kids.Aspartofthestudy,theyoungteenstrackedandreportedontheirownactivitylevels,andtookphysicalexams.TheUSfitnessguidelinesrecommendanhourormoreofphysicalactivityeveryday.Accordingtothestudy,only1in4kidsintheUSgetenoughphysicalactivity.“It'scertainlyveryworryingtoseethatourkidsareengaginginsuchalimitedamountofphysicalactivityeachday，”saidDr.StephenPont.Heisanexpertonchildren'shealth.Fewkidsinthesurveymettheguidelinesforphysicalactivitythatraisestheheartrateandmakesthembreatheharder.Overall,about25%saidtheygotanhourofthatkindofviolentexerciseeveryday.Kidsalsoreportedonwhichactivitiestheydidmostoftenoutsideoftheschoolgymclass—basketballforboysandrunningforgirls.Thestudyfoundthatobese(肥胖的)teenswerelessactivethannormal­weightgirlsandboys.Overweightgirlswereslightlylessactivethannormal­weightgirls,butlevelsweresimilaramongoverweightandnormal­weightboys.Thestudyalsosaidthattheoverallobesityrateforchildrenaged2to19is17%,orabout12.5millionkids.“There'salwaysroomforimprovement，”saidhealthexpertTalaFakhouri,whowastheleadauthorofthestudy.ShealsosaidtheresultsprovideusefulinformationtohelpwithfitnesscampaignssuchasLet'sMove,whichwaslaunchedbyMichelleObamain2010.Toinspirekidstoeatrightandgetinshape,Michellevisitedschoolsandheld