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小李在某次实验中记录了下表所示的实验数据，根据表中数据可归纳出电功率P与电阻R的关系为（ ）
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TheSeniorProjectatSt.MaryHighSchoolisaprogramthatshowsasenior'sabilitytoapplyknowledgeandskillssolveproblemsandpracticetheirlifeskillsoftimemanagementorganizationandrisktaking. Herearethemainpartsoftheproject 1Aresearchingpaper A6﹣to﹣8pageresearchpaperonatopicchosenbythestudents.TheresearchpaperbuildsuptheirwritingskillslearnedinEnglishclass.Becausethepapersispersuasivestudentsshouldchooseatopicaboutwhichtheyhaveastrongopinion.Theyshoulduseknowledgelearnedandproveitthroughresearch. 2Arealproductandfieldwork Arealproductandfieldwork15﹣hourisrequiredaboutsomeaspect方面ofthepaper.The15hourscanbegotthroughcommunityserviceormakinganactualproject.Studentssearchfortopicsthatareacademicinnatureahobbyorpossiblefuturecareer. 3Informationcollection Informationcollectionisthatcombinesthefirsttwopartsandrecordshoursspendonthefiledwork.Thecollectioncontainsevidenceofthefiledworkpresentedthroughlettersfromthestudents'adviserspicturesshowingtheprocessoftheprojectoranythingelsethatcouldprovetheworkiscompleted. 4Presentation A15minutesspeechpresentedbeforeagroupofschoolstaffformerstudentsandpeoplefromthecommunity.Thespeechisachancetoshowthestudent'sseniorproject.Studentsaretodressformallyandsummarizetheirseniorprojectjourney.Studentswilltalkbrieflyabouttheirresearchpapertheirprojectandwhattheylearned. TheSenorProjectisawayallowsstudentstousetheknowledgeandskillstheyhavelearnedinareal﹣worldsituationItaimstoencouragethestudentsconnecttheschoolwiththecommunityandcreatepathwaysfromschooltofuturecareer. 1Whatisthemainpurposeoftheproject? A.Tohelpstudentsfindsomepart﹣timejobs. B.Toimprovestudents'writingandspeakingabilities C.Toencouragestudentstocarryonscientificresearch D.Tomakestudentsputtheirlearningintopractice 2TheunderlinedpartArealproductandfieldworkmeans. A.theinformationcollectedincommunities B.thediscussionheldintheclassroom C.theprojectdoneinarealsituation D.theresearchmadeinalaboratory 3Duringtheirpresentationwhatmustthestudentsdo? A.Collectinformation B.Makeaspeech C.Encourageotherstudents. D.Writethedetailsoftheproject.
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Twonewstudiessuggestthatmodernrunningshoescouldincreasetheriskofinjuriestorunners. Onestudyinvolvedsixty﹣eighthealthyyoungwomenandmenwhoranatleasttwenty﹣fourkilometersaweek.Therunnerswereobservedonatreadmillmachine跑步机.Sometimestheyworerunningshoes.Othertimestheyranbarefoot. Researchersfoundthatrunningshoescreatemorestressthatcoulddamagekneeshipsandanklejointsthanrunningbarefoot.Theyobservedthattheeffectwasevengreaterthantheeffectreportedearlierforwalkinginhighheels. TheotherstudycomparedrunnersintheUnitedStatesandKenya.Theresearchersdividedtherunnersintothreegroups.Onegrouphadalwaysrunshoeless.Anothergrouphadalwaysrunwithshoes.Andthethirdgrouphadchangedtoshoelessrunning. Runnerswhowearshoesusuallycomedownheelfirst.Thatputsgreatforceonthebackofthefoot.Butthestudyfoundthatbarefootrunnersgenerallylandonthefrontormiddleoftheirfoot.Thatwaytheyeaseintotheirlandingandavoidstrikingtheirheels. DanielLiebermansaysthewaymostrunningshoesaredesignedmayexplainwhythosewhowearthemlandontheirheels.Theheeloftheshoeisbiggerandheavierthanotherpartsoftheshoesoitwouldseemmorelikelytocomedownfirst.Alsotheheelgenerallyhasthickmaterialunderittosoftenlandings. Buttheresearchersdonotsuggestthatrunnersimmediatelystartrunningbarefoot.Theysayittakessometraining.Andtherecanberiskslikerunningwhenyourfeetaretoocoldtofeelifyougetinjured. 1What'sthemainideaofthepassage? A.Runninginshoesispartlygoodtorunners. B.Twonewdiscoveriesencouragepeopletoruninhighheels. C.Walkinginhighheelscouldcauselessseriouseffectsthanrunningbarefoot. D.Twonewstudiesproverunningwithoutshoesisbeneficialtorunnersinmostcases. 2Fromthefifthparagraphwecaninferthat. A.runningbarefootisfasterthanrunninginshoes. B.thelandingpointisveryimportantinrunning. C.runningshoelesscangivepeoplearealexercise. D.differentrunningwayscausedifferentinjuries. 3Whydopeoplewhoruninshoeslandontheirheels? A.Becausetheshoesputgreatforceonthebackofthefoot. B.Becausethedesignofrunningshoesisunreasonable. C.Becausepeoplewhooftenrungetusedtolandingontheirheels. D.Becausetherunningpeoplewanttorunfaster. 4What'sthewriter'sattitudetowardstheuseofthemodernrunningshoes? A.Positive. B.Persuasive. C.Objective. D.Supportive.
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假定英语课上老师要求同桌之间交换修改作文请你修改你同桌写的以下作文.文中共有10处语言错误每句中最多有两处.每处错误仅涉及一个单词的增加删除或修改. 增加在缺词处加一个漏子符号∧并在其下面写出该加的词. 删除在错的词下划一横线并在该词下面写出修改后的词. 注意1.每处错误及其修改均仅限一词 2.只允许修改10处多者从第11处起不计分. TuYouyoutogetherwithtwootherscientistswereawardedtheNobelPrizeinMedicineaccordingtoChinaDaily.EveryoneinChinadeservestotakeprideinforoneofthelong﹣heldgoalswehavebeendreamingofhasbeenbecomeareality. TuYouyoubornonDecember301930isthefamousChinesemedicalscientist.ShehasdevotedherwholelifetostudyChinesetraditionalmedicine.Hisdiscoveryofartemisinin青蒿素aswellasitsbenefitintreatingmalaria疟疾isregardedasabreakthroughintropicalmedicines.IthasgreatimprovedhealthforthoseindevelopedcountriessuchasthoseinSouthAsiaandAfrica.Becauseofheroutstandingworkin2011TuYouyoureceivedtheLaskerAwardwhatiscalledAmerica'sNobels.
10分Itiseasiertoagreethandisagree.Alotofpeopleoftencan'tdealwithitproperly.1. •Don'tmakeitpersonal. Ifyougetupsetitcanhelptorememberthatyou'remadattheperson'sideanottheperson. •2 InsteadofsayingThat'sastupididea!tryIdon'tagreeandhere'swhy.nevershoutloudlyandyou'llhaveamuchbetterchanceofgettingyourideaacross. •3 Usingyoucansoundargumentative.ForexampletellingyourmomYoualwaysaskmetodosomehouseworkwhenIhavealotofhomework.hasaverydifferenttonefromI'munderpressurebecauseIhavealotofhomeworktonight.CanIdosomehouseworktomorrow? Beingagoodlistenerisawayofshowingthatyourespectandunderstandtheotherperson'sopinion.4. •Staycalm. Thisisthemostimportantthingyoucandotokeepaconversationgoonwell.5.Youmayneedtobecalmeveniftheotherpersonisaparentorafriend. A.Nevercriticize批评theotherperson'sidea. B.Don'targuewithothersindifficultconversations. C.Wecanlearnalotwhenwedon'tfaceeachother. D.Thefollowingtipscanhelpkeepdisagreementsproperly. E.Thatmakesitmorelikelyforthemtodothesameforyou. F.UseItocommunicatehowyoufeelandwhatyouthink. G.It'sahugechallengetostaycalmwhenyoufeelangryaboutsomething.
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