PeriodFiveWritingⅠ閱讀理解Certainareasnearthemoon’spolesstayeverlastinglyinshadow,neverreceivingdirectsunlight.Recentstudiessuggesttheseso-calledpermanentlyshadowedregions(PSRs)containrichiceresourcethatcouldshowdetailsabouttheearlysolarsystem;theycouldalsohelpfuturevisitorsmakefuelandotherresources.Buttheseareasarehardtophotographfromsatellitesmovingaroundthemoonandthusareachallengetostudy.Thefewphotosareoftenfloodedbycameranoiseandquantumeffects(量子效應(yīng)).Nowresearchershaveproducedadeep-learningalgorithm(算法)tocutthroughtheinterruptionandtoseethesedarkzones.“Ourimagesenablescientiststoidentifythefeaturesofcratersandboulders(隕石坑和巨石),”saysValentinBickel,aplanetaryscientistattheMaxPlanckInstituteofSolarSystemResearchinGermanyandleadauthorofaNatureCommunicationsstudytestingthenewalgorithm.Theresearchersusedmorethan70,000imagesofcompletelydarklunarareas—withnolightsignal—togetherwithdetailsaboutthecamera’stemperatureandpositioninorbittotraintheiralgorithmtorecognizeandremovecameranoise.Nexttheydealtwiththerestofnoisethroughinformationlearnedfrommillionsofsunlitlunarphotos,togetherwithcopiedversionsofthesameimagesinshadow.IgnacioLopez-Francos,astudyco-authorandengineerattheNASAAmesResearchCentre,saysusingsuchman-madeshadowwasnecessarybecausesunlitPSRimagesdonotexist.Asimilartechniqueisalsousedinlow-lightdigitalcameraphotography.TheresearchersusedtheiralgorithmtoanalysethesizeandnumberofcratersandbouldersinseveralPSRsthatmightbeexploredbyNASA’sArtemismoonprogramme.TheyalsofoundthelikelyoriginsofsomebouldersandestablishedapotentialrouteforanastronautthroughaPSRonthemoon,avoidingobstaclesandslopessteeperthan10degrees.“It’saninterestingapplicationofmachine-learningtechnology,andthenoisemodelseemsrealisticandusefulforthisrealcase,”sayscomputerscientistChongyiLi,whousessimilarstrategiestoenhanceunderwaterimagesatSingapore’sNanyangTechnologicalUniversityandwasnotinvolvedinthestudy.()1.WhyisexploringthePSRsachallenge?A.Becausesatellitesareremote.B.Becausethesolarsystemiscomplex.C.Becausethephotosareoftencovered.D.Becausethemoonhasabundantresources.()2.Howdidtheresearcherstraintheiralgorithm?A.Theytraineditthroughphotosandimages.B.Theytraineditbycuttingthroughtheinterruption.C.Theytraineditthroughnumerousimagesofsunlitlunarareas.D.Theytraineditbyusinglow-lightdigitalcameraphotography.()3.WhatisChongyiLi’sattitudetothisalgorithm?A.Doubtful. B.Objective.C.Indifferent. D.Favourable.()4.Whatistheauthor’spurposeinwritingthisarticle?A.Toappealtoustoexplorelunarareas.B.Topromoteourunderstandingofthemoon.C.Tointroduceanapplicationoftechnology.D.Todescribethereasonsoflunarshadowlands.Ⅱ閱讀七選五Achievementsrequirepropergoalsettingiftheyaretobeaccomplished.1.However,goalsdon’tsetthemselves,nordotheyaccomplishthemselves.Itrequireseffortfromyou.Sogetstarted,identifywhatmatterstoyou,setgoals,keepgoing,andachieveyoureagerness.

2.Ifyoudon’tregardtheoutcomeasbeingsufficientlyworthwhilethenyouwon’thavethemotivationtoseeyourgoalthroughtoaconclusion.

Howwethinkmatters,too.Youcan’tachievemuchwithnegativethinking.Apositivemindwithagenuinesenseofdirectionwilltakeyouasfarasyoureallywanttogo.Therearenolimitsforanyonewithenoughself-beliefandarealsenseofwhattheyreallywantfromlife.Believeyoucanandyouwill.3.

Dreamhighdreams.Don’tbeafraidtohaveamagnificentprospectforyourselfthatistrulyinspiring.Don’tbeafraidtohavedreamsbigenoughtobejustalittlebitfrightening.Yourgoalsshouldbebigenoughtostretchyouandinspirethedesirewithinyou.4.Anythingeasywillnotgiveyouasenseofachievement.

Revisityourinnerchild.Childrenhavenolimitstotheirdreams.5.Theproblemis,aswegetolderwefearlosingfaceifweareseenrepeatingtrialanderror.Sogoalsettingstartswithpretendingyou’reakidagainandbelievingthatanything’spossible.

A.Believeyoucan’tandyouwon’t.B.Berealisticofcoursebutdon’tmakegoalstooeasy.C.Accomplishingtheoutcomemustreallymattertoyou.D.Mostchildrenbelievetheycanachieveanythingtheywantinlife.E.Whatyouaccomplishwillundoubtedlybringalottoyouinthefuture.F.Youcanneverturnyourdreamsintoachievementswithoutgoalsetting.G.Abiggoalshouldbebrokendownintoaseriesofsmallergoalsandactivities.Ⅲ寫作第一節(jié)應(yīng)用文寫作假定你是李華,你所在的學(xué)校上周成功舉辦了一場主題為“我最喜歡的科學(xué)家”的活動。請你用英文給校報寫一篇報道介紹此次活動。內(nèi)容包括:1.活動目的;2.活動內(nèi)容;3.活動反響。注意:1.寫作詞數(shù)應(yīng)為80個左右;2.可以適當(dāng)增加細節(jié),以使行文連貫。

第二節(jié)讀后續(xù)寫閱讀下面材料,根據(jù)其內(nèi)容和所給段落開頭語續(xù)寫兩段,使之構(gòu)成一篇完整的短文。“Wouldyousayyouaremoreofascientistoranartist?”IcommonlyheardthisquestionasIwaspreparingtostartmyneurosciencedoctoralprogramme,oftenafterItoldmyteachersandclassmatesthatIlovewritingpoetry.Ilearnedtorespond,“Ascientist”—notbecauseitwasnecessarilytrue,butbecauseIfeltitwouldwinmemorerespect.Asanundergraduate,poetryhadbeenawayformetorelax.Butingradschool,Iwantedtobeseenasjustasdevotedtomyworkasthosearoundme,whoappearedcompletelyundisturbedbynonscientifichobbies.So,Ileftmypoetrybythewayside—butitwasn’tlongbeforeIfeltahugevoid(空虛)inmylife.BythesecondyearofmyPhD,mypaperprojecthadbecomeveryboringandtiringandIwasstartingtoburnout.Oneafternoon,astudentmentionedtheweeklyeventheldbytheuniversity’spoetryclub,ofwhichshewasaleader.AfterhearinghowmuchIenjoyedpoetry,shedeclared,“Youshouldcome!”Afewdayslater,Isatinacrowdedcafe,excitedtobehereandtobeapartofit.Throughreadingandwritingpoems,Irediscoveredhowtorelax.However,Istillworriedaboutappearinglessthanfullydedicatedtomyscience.So,whenaseniorgradstudentinmylabwhispered,“Ihearyoulovepoetry!”Ifroze.Myheartbegantorace.Shewentontoi