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公共自行车具有环保、低碳、使用便捷等优点，下表是一辆公共自行车的相关信息． （1）自行车轮胎上的花纹是为了 ． （2）若小黄同学10秒钟内匀速骑行了50米，那么此时他骑车的速度是多少？ ...
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低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
公共自行车具有环保低碳使用便捷等优点下表是一辆公共自行车的相关信息.1自行车轮胎上的花纹是为了.2若
低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
2015甘肃武威第6题我省许多地方建立了公共自行车租赁系统为广大市民提供了一种低碳环保的出行方式如图
增大座垫面积能减小坐垫对人的压强
自行车转弯时受到平衡力的作用
下坡时自行车速度越来越大是由于惯性越来越大
把手的花纹是为了增大接触面积，从而增大摩擦力
自宿迁市启动公共自行车交通系统以来一辆辆公共自行车自由穿行于宿迁的大街小巷已经成了城市一道亮丽的风景
有利于保护大气环境，节约资源
为了出租自行车，收取租金
便于市民出行，缓解交通压力
传递“绿色出行，从我做起”的理念
低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
太原市公共自行车服务系统开通以来单车日周转次数及服务半径居全国之首市民办理租车卡后就可以在市区任意网
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②③
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一般行驶公共交通车辆的一块板道路的次干道其单向车行道的最小宽度应能
停靠一辆公共汽车，通行一辆大型汽车，再考虑适当的自行车道宽度即可
停靠一辆公共汽车，通行一辆小型汽车，再考虑适当的自行车道宽度即可
停靠一辆小型汽车，通行一辆公共汽车，再考虑适当的自行车道宽度即可
停靠一辆中型汽车，通行一辆公共汽车，再考虑适当的自行车道宽度即可
低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
根据有关技术规范规定一般行驶公共交通车辆的一块板道路次干道其单向车行道的最小宽度为
停靠一辆公共汽车后，再考虑非机动车顺利通行所需宽度
停靠一辆公共汽车后，再通行一辆小汽车，考虑适当的自行车道宽度
停靠一辆公共汽车后，通行一辆大型汽车，再考虑适当的自行车道宽度
停靠一辆公共汽车后，再通行一辆公共汽车，考虑适当的自行车道宽度
低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
低碳生活绿色出行下图为扬州市公共自行车请回答下列问题1公共自行车的闸线为钢丝说明金属具有性2车架表面
2015•平凉我省许多地方建立了公共自行车租赁系统为广大市民提供了一种低碳环保的出行方式.如图所示是
增大座垫面积能减小坐垫对人的压强
自行车转弯时受到平衡力的作用
下坡时自行车速度越来越大是由于惯性越来越大
把手的花纹是为了增大接触面积，从而增大摩擦力
我省许多地方建立了公共自行车租赁系统为广大市民提供了一种低碳环保的出行方式如图所示是兰州市某公共自行
增大座垫面积能减小坐垫对人的压强
自行车转弯时受到平衡力的作用
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盐城市区公共自行车服务系统于2014年底正式启用为广大市民提供了一种低碳环保的出行方式.如图所示是某
增大座垫面积能减小坐垫对人的压强
自行车转弯时受到平衡力的作用
下坡时自行车速度越来越大是由于惯性越来越大
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低碳生活绿色出行如图为潍坊公共自行车请回答下列问题1图中所标示的各部件中属于金属材料的是______
我省许多地方建立了公共自行车租赁系统为广大市民提供了一种低碳环保的出行方式如图所示是兰州市某公共自行
增大座垫面积能减小座垫对人的压强
自行车转弯时受到平衡力的作用
下坡时自行车速度越来越大是由于惯性越来越大
把手的花纹是为了增大接触面积，从而增大摩擦力
我省许多地方建立了公共自行车租赁系统为广大市民提供了一种低碳环保的出行方式如图所示是兰州市某公共自行
增大座垫面积能减小座垫对人的压强
自行车转弯时受到平衡力的作用
下坡时自行车速度越来越大是由于惯性越来越大
把手的花纹是为了增大接触面积，从而增大摩擦力
为了方便市民出行提倡低碳交通近几年某市大力发展公共自行车系统根据规划全市公共自行车总量明年将达620
低碳生活绿色出行安徽一些城市增设公共自行车请回答下列问题1图中所标示的各部件中属于金属材料的是填写序
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Scene1 ThesettingisaroominthepalaceoftheQueenofSheba.TheQueensitsatoneendoftheroomonachair.Zahrahstandsononesideofthechair.AmramisshowingsomesilkstotheQueen. AmramWouldyourMajestybegoodenoughtofeelthissilk?Seehowfineandsoftitis! AmramcomesalittleclosertotheQueenandholdsoutsomepurplesilkShefeelsit. QueenYesitis.AndIlikethisbrightpurplecolorverymuch.SheturnstoZahrahZahrahwhatdoyouthinkofit? ZahrahIlikeitverymuchanditisagoodcolorforaqueenyourMajesty.Shefoldsupthesilkandputsittooneside. AmramThekingofmyowncountrythewiseKingSolomonlikesthisbrightpurplebetterthananyothercolor. QueenIhaveheardmanythingsaboutyourking. AmramHeisagoodkingyourMajestyandakindman.Allhispeoplelovehim. QueenIhavealsoheardthatheisverywise.IsittrueAmramthatKingSolomonunderstandswhatanimalssay? AmramItistrueyourMajesty. QueenSmilesIt'sveryhardtobelieve. AmramIfItoldyouwhathappenedonetimewhenIwaswiththekingIthinkyouwouldbelieveit. QueenI'dliketohearyourstory. AmramWellonedayourkingandsomemenofhispalacewereridingonhorsebacktoanearbycity.Thekingwasridingaheadoftherestofus.Allatoncehepulledhishorsetostop.Helookeddownatthesandintheroad. QueenGoon. AmramThenthekingturnedhishorseofftheroadandontothegrass.Hekepthishorseonthegrassalittlewaybeforeturningbackontotheroad. QueenDidhesaywhyhestoppedandthenturnedhishorseofftheroad? AmramKingSolomontoldushehadseensomeantshurryingalonginthesandoftheroad.Hesaidhehadheardthemsaytheywereafraidthatthehorseswouldwalkonthem. QueenSurprisedAndthatwaswhyyourmightykingturnedofftheroad? AmramProudYesyourMajesty.ThemightyKingSolomonstoppedtohearwhatthelittleantsinthesandweresaying.Heturnedofftheroadtosavethemfrombeinghurt. QueenThenhemustbeaswiseandaskindaspeoplesayheis. AmramNowyoucanbelieveitcan'tyou? QueenIwon'tfullybelieveituntilIseeandhearhimmyselfAmram. AmramThenwhydon'tyoucometoourcountryandpayhimavisityourMajesty? QueenYesIthinkIshalldothatAmram.ButfirstImustthinkofawaytotestthiswiseking.YoumaygonowAmram. AmramGooddayyourMajesty.Hebacksaway. Curtain 1Wheredoesthisscenetakeplace? A.Onthewaytoacity. B.Inaroomofapalace. C.Inthesandofaroad. D.Onthegrassneararoad. 2Amramtoldthestoryofhiskingtoshow. A.KingSolomoniswiseandkind B.KingSolomonisafraidofants C.KingSolomonlooksafterhishorsewell D.KingSolomoncantalktoanimals 3KingSolomonturnedhishorseofftheroadbecause. A.therewassandintheway B.thehorseneededtohavearest C.hewantedtoenjoythebeautythere D.hewantedtoavoidhurtingtheants 4WhichofthefollowingwordsisusedtohelpreadersknowthefeelingoftheQueen? A.Fine. B.Surprised. C.Proud. D.Afraid. 5WhatmayhappennextaccordingtoScene1? A.AmramwillrefusetoleavetheQueen'spalace. B.Zahrahwillcertainlykeepthepurplesilkforherself. C.KingSolomonwilltestwhetherAmram'sstoryistrue. D.TheQueenwillpayavisittoKingSolomon'scountry.
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DoyouknowthattheHappyBirthdaytoYousongisthefirstsongsunginouterspace?ApolloIXastronauts1itonMarch81969.ItisoneofthemostpopularEnglishsongsofalltime.Here'sthestorybehindit. ThesongwaswrittenbytwosistersfromKentuckyMildredandPattySmithHill.Itwasfirstpublishedunderthe2ofGoodMorningtoAllin1893.Itwasusedasaclassroom3.Teacherssangiteachdaytowelcometheirstudentstotheclassroom. ThecomposerMildredHillwasaconcertpianist.HersisterPattySmithHillwrotetheoriginal最初的lyrics歌词forthesongwhileshewasateacherinakindergarteninLouisvilleKentuckywhereMildredalso4. TheHillsisterscopyrighted取得版权theirsongonOctober161893.Howeveritappeared5theiragreementinRobertH.Coleman'ssongbookonMarch41924.ColemanchangedpartofthelyricstosayHappyBirthdaytoYou6thesongstillhaditsoriginaltitle.Thesongwasthenpublishedseveraltimesoverthenexttenyearsoftenwithsmall7inthelyrics.In1934whenthesongwassungeverynightinaBroadwayMusicalanotherHillsisterJessicawenttocourt法院overthecopyrightproblemofthesong.Shewas8aboutthetheftofthesongandthefailuretopaytohersisters.She9hercase.TheHillfamilyownedtherightstothemelodyandhadtobe10everytimethesongwaspartofacommercial商业的production. TheHillsisterswhodevotedtheirlivestoeducatingchildrencouldneverimaginethatthesimplelittlesongwouldcontinuetoearnabout$2millioneveryyear. 1A.saved B.wrote C.invented D.sang 2A.notice B.order C.title D.law 3A.party B.greeting C.discussion D.test 4A.taught B.searched C.sold D.prepared 5A.as B.under C.for D.without 6A.although B.until C.because D.after 7A.chances B.tasks C.changes D.signs 8A.satisfied B.glad C.curious D.angry 9A.lost B.won C.heard D.dropped 10A.paid B.praised C.invited D.warned
﹣Honeycomeandhelpmethepictureofballoonsfromthemagazine. ﹣OKGranny.I'mcoming. A.carryout B.workout C.cutout D.handout
Thoughtimeshavechangedfallingasleepinclassisstillacommonoccurrence常事amongteenagers. Whydostudentssometimesfallasleepinclass?Anobviousreasonislackofsleep.Howevertherearealsocausesforgettingtoolittlesleep. Homeworkisadailyoccurrenceformoststudentsonethatcantakethree tofourhourspernight.Ateenagerwhowantstobeabletotakepartin anyactivitybesideshomeworkmuststayuplatetofiteverythingin.Club activitiessportscomputer﹣gameplayingandTVviewingforexampleallcontributeto促成teenshavinglesstimeforbothhomeworkandsleep.Sometimesteenslacksleepbecauseofafter﹣schooljobsthataretakenontoearnextramoneyforcollegefamilyexpensesorsimplyforclothes. Physicalproblemsareanotherfactorthatcancausestudentstofallalseepinclass.Forexample insomniawhichmaykeepastudentupatnightcausingexhaustion疲惫不堪duringclasshours isaseriousproblemthatmayrequiremedicalattention.Medicalevidencealsosupportstheideathateachpersonhasabodyclockthathelpstodecidehisorhersleeppattern.Unluckilythesebodyclocksdonotalwaysworkaccordingtoschooltimetables. Theeffectsoffallingasleepinclasscanbequiteserious.Firstofallsleepinginclassisnotagoodwaytoendear使受喜爱yourselftoteachers.Inadditionitishighlypossiblethatotherstudentsmaymakejokesaboutthosewhosleepinclass.Howeverthemostharmfuleffectofsleepinginclassismissingoutonimportantpoints.Inthelongrunsleepersmayendupfailingclasses. Sinceteensareprobablynotgoingtodealwiththeproblemfallingasleepinclasswillprobablyremainanall﹣too﹣commonoccurrence.Itwillcontinueuntilmoreteensfindawaytobalancetheirpersonalandsocialliveswithschoolandworkwhilestillfindingenoughtimetosleep. Introduction Timeshavechanged1fallingasleepinclassisstillquitecommon. Causes Lackofsleep ◆To2doingtheirhomeworkstudentsmayhavetoworkthreetofourhourseverynight. ◆To3homeworkwithactivitiesstudentsmaystayuplate. ◆Tosparetimeforafter﹣schooljobsstudentsmaynothave4timetosleep. Physicalproblems ◆Insomniamay5studentsfallingasleepatnight. ◆Students'bodyclocksdonotalways6theirschooltimetables. Effects ◆Studentssleepinginclassmaynotbe7bytheirteachers. ◆Studentswhosleepinclassrunthe8ofbeinglaughedat. ◆Studentswhosleeptoomuchinclassmaymissoutonimportantknowledgeand9intheirstudy. Conclusion Theproblemwillnotbe10untilteenagerscanmanagetheirlivesdealwiththeirschoolandworkandthenstillhavetimetosleep.
﹣Danieldoyouknowthatbeesnevergetlost. ﹣YesBeesalwaysrememberthesamewayastheywent. A.comeback B.cameback C.comingback D.tocomeback
Followthatadviceandsoonyouwillsolvetheproblem.teacher
Johnwillhavetorunveryfastto打破theschool100﹣metreracerecordinthesportsmeeting.
Inthepastmanyriverswereseriouslybutnowtheyarecleanedup.污染
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