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如图是某几何体的三视图及相关数据，则该几何体的侧面积是（ ）
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某几何体的三视图如图所示则该几何体的外接球的表面积为____________.
某几何体的三视图如图所示则该几何体的表面积为__________.
如图是某几何体的三视图及相关数据则该几何体的侧面积是
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如图是某几何体的三视图及相关数据则该几何体的侧面积是
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如图是某几何体的三视图及相关数据单位cm则该几何体的侧面积为____cm2.
如图是某几何体的三视图及相关数据则该几何体的侧面积是
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一个几何体的三视图如图所示它的俯视图为菱形请写出该几何体的形状并根据图中所给的数据求出它的侧面积
某几何体的三视图如图所示则该几何体中面积最大的侧面的面积为_______.
一个几何体的三视图如图所示它的俯视图为菱形.请写出该几何体的形状并根据图中所给的数据求出它的侧面积和
一个几何体的三视图及其相关数据如图所示求这个几何体的表面积．
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
如图所示的是某几何体的三视图及相关数据则该几何体的侧面积是
30π
24π
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12π
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
已知某几何体的三视图如图所示其中俯视图为正六边形则该几何体的侧面积为
已知某几何体的三视图如图所示其中俯视图为正六边形则该几何体的侧面积为______.
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
已知某几何体的三视图如图所示其中俯视图为正六边形则该几何体的侧面积为.
如图是某几何体的三视图及相关数据则该几何体的侧面积是
10π
15π
20π
30π
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8分Whilewemaythinkitfeelsgoodtocomplaincomplaininghassomebadeffectsassociatedwithit. Whyisn'tcomplainingbeneficialResearchshowsthatitconnectsourbrainwithnegativity.Thebrainisdesignedtoworkefficiently.Thismeansthatwhenwerepeatathoughtnegativeorpositivethenervecellsformabridgebetweeneachothertopassinformationinahigherspeed.Thereforethenexttimewehaveasimilartypeofthoughtitismoreeasilypassed.Thisexplainswhycertainthoughtpatternsbecomehabits. Yettheharmfuleffectsdon'tstopthere.Astudyshowsthatcomplainingcausesthehippocampus海马区whichplaysavitalroleinproblem﹣solvingtobecomesmaller. Inadditiontocausingbraindamagecomplainingalsoreleasesastresshormone:cortisolakindofchemicalthebodyproduceswhenwemeetwithsomedanger.Constantlyhavingahighlevelofcortisolresultsinhighbloodpressurehighbloodsugarandlowerimmunity免疫力. Theilleffectsofourcomplainingaren'tjustlimitedtoourselves:theyalsoinvolvethosearoundus.Wetendtomirrorthemoodsofourfriends.Forthisreasonweshouldbecautiousabouthavingstubborncomplainersinourcircleofcompanions. Thebestwaytodealwithconstantnegativityistodevelopasenseofgratitude感恩.Justlikecomplainingactsasapoisongratitudeactsasamedicine.Researchshowsitlowerscortisollevelsby23percentaswellasreducesbloodpressureandbloodsugar.Italsodecreasestirednessanddepression.Gratitudeistheperfectcureforcomplainingabehaviorthatstealsourbrainpowerhappinessandphysicalwell﹣being. WhathaveyouobservedabouttheeffectsofcomplaininginyourownlifeorinthelivesofothersHaveyounoticedthatwhenyouaregratefulyoufeelbetteralloverPleaseshareyourthoughtsinthecommentssectionbelow. 1WhatdoPara2﹣3mainlytalkabout A.Thediseasescausedbycomplaining. B.Thedecreaseofavitalpartofourbrain. C.Thebadeffectsofcomplainingonbrainpower. D.Thereasonwhycertainthoughtpatternsbecomehabits. 2Whatcanweknowaboutcortisolfromthepassage A.GratitudeisaneffectivecureforCortisol. B.Ourbodyproducecortisolwhenwefeelexited. C.Cortisolisachemicalthatcancausebraindamage. D.Havingahighlevelofcortisolcanleadtomanyhealthproblems. 3Whatattitudedoesthewritertaketostubborncomplainers A.Grateful. B.Tolerant. C.Disapproving. D.Skeptical. 4Wherecanthepassagemostprobablyappear A.Inanewspaper. B.Inamedicalreport. C.Onawebsite. D.Inaradioprogram.
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8分TheTyrannosaumsrexalsocalledT.rexisknownforbeingkingofthedinosaurs.Howeverdinosaursinthesamefamilyweren'talwayssuchhugebeasts.EarlyancestorsoftheT.rexwereprettytinyscientistssay. ScientistshaveidentifiedanewcousinoftheT.rex.Thisdinosauronlyreachedaheightof3feet.That'sroughlytheheightofatoddler.Ifitstretcheditsduck﹣billedheadanadulthumanmaybewouldbelookingatitintheeyesaidSterlingNesbitt.Hediscoveredthedinosaur.NesbittisapaleontologistatVirginiaTech.Apaleontologistisapersonwhostudiesfossils. ThenewdinosauriscalledSuskityrannushazelae.Theanimaldatesback92millionyears.Thisisabout20millionyearsbeforetheT.rexstompedtheEarth. Thenewlydiscoveredcousinwasaboutthreetimeslongerthanitwastall.Itweighedbetween45and90pounds.That'salmostnothingcomparedtothe9﹣tonT.rex.TheT.rexweighednearlyasmuchastwohippos. Suskityrannushazalaeisn'tthefirstorevensmallestoftheTyrannosaurusfamilytree.StillNesbittsaiditprovidesthebestexampleofhowthisfamilyofsmallerdinosaurschangedovermillionsofyears.Theybecametoweringbeasts.ThehugeT.rexisthesubjectofhorrormovies. HansSuesstudiesancientlivingthingsattheSmithsonianInstitution.Hewasn'tpartofthestudy.Suessaiditwasanimportantfind.SuskityrannusisthefirstreallygoodrecordoftheearlytyrannosaursinNorthAmericahesaid. Thesemeat﹣eatersweren'tparticularlybigcomparedwithotherdinosaursaliveatthattime.Itisunclearwhydinosaursinthisgrouplaterbecamesoenormous. Nesbittsaidthenewlydiscoveredspeciesisprobablyamongthelastofthelittleguys.Itwasbiggerthanearliertyrannosau.andhadbigfeetneededforspeed.TheT.rexlostthese. 1WhySuskityrannushazelaeisthoughttobeagoodexamplefromtheTyrannosaurusfamilytree A.Itshowsthattyrannosaurswerequiteheavy. B.Itisthefastesttyrannosaureverfound. C.Itshowshowthetyrannosaurschangedovertime. D.Itisthesmallesttyrannosaureverfound. 2HowwasSuskityrannushazelaedifferentfromT.rex A.ItwassmallerthanT.rex. B.ItwasbiggerthanT.rex. C.ItatemoreplantsthanT.rex. D.ItranmoreslowlythanT.rex. 3WhichstatementistrueaboutT.rex A.Ithadaduck﹣billedhead. B.ItwasdiscoveredbyNesbitt. C.Itwasasheavyasahippo. D.Itwasameat﹣eatinganimal. 4Inwhichsectionofanewspapermaythistextappear A.Entertainment. B.Health. C.Education. D.Science.
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8分IeohMingPeioneofthelastgreatmodernistarchitectshasdiedaged102.AlthoughheworkedmostlyintheUnitedStatesPeiwillalwaysberememberedforaEuropeanproject:hisredevelopmentoftheLouvreMuseuminParisinthe1980s. PeiwasthefirstforeignarchitecttoworkontheLouvreinitslonghistoryandinitiallyhisdesignswerefiercelyopposed.ButintheendtheFrench﹣andeveryoneelse﹣werewonover.HisglasspyramidoutsidetheLouvrecompletedin1989isnowoneofParis'mostfamouslandmarks. PeiwasborninChinain1917intoawealthyfamily.Hisfatherwasabanker.Hisartisticmother﹣acalligrapherandmusician﹣hadthegreaterinfluenceonhim.DespitenotspeakingEnglishhemovedtotheUSattheageof18tostudyatPennsylvaniaMITandHarvard.HeworkedasaresearchscientistfortheUSgovernmentduringWorldWarTwoandwentontoworkasanarchitectfoundinghisownfirmin1955.Hecarriedonworkingwellintooldagecreatingoneofhismostfamousmasterpieces﹣theMuseumofIslamicArtinDohaQatar﹣inhis80s. HehasdesignedbuildingshotelsschoolsandotherstructuresacrossNorthAmericaAsiaandEurope.HisotherworkincludesDallasCityHallandJapan'sMihoMuseum.HisstylewasinfluencedbyhisloveofIslamicarchitecture.Hisfavouredbuildingmaterialswereglassandsteelwithacombinationofconcrete. HewonavarietyofawardsandprizesforhisbuildingsincludingtheAIAGoldMedalthePraemiumImperialeforArchitecture.In1983PeiwasgiventhefifthPritzkerArchitecturePrizeforgivingthe20thcenturysomeofitsmostbeautifulinteriorspacesandexteriorforms.Heusedhis$100000prizemoneytostartascholarshipfundforChinesestudentstostudyarchitectureinAmerica. InpersonPeiwasalwaysneatlydressedgood﹣temperedcharmingandunusuallymodest. 1WhatdoweknowaboutPeiandhisworkontheLouvreMuseum A.TheFrenchapprovedofhisdesignsatfirst. B.PeiwastheonlyforeignexpertemployedbytheLouvre. C.Peimadeuseofglassinhisdesigns. D.Peiretiredaftercompletingthework. 2Whichisthecorrectorderoftimeforthefollowingfactsinthepassage ①HereceivedthePritzkerArchitecturePrize. ②Hefoundedhisownfirm. ③HecreatedtheMuseumofIslamicArt. ④Heworkedasaresearchscientist. A.①③②④ B.④①②③ C.④②①③ D.①④③② 3WhatwordscanbeusedtodescribePeiaccordingtothepassage A.Productiveandhumorous. B.Generousandmodest. C.Determinedandoutgoing. D.Attractiveandresponsible. 4Whatcanbethebesttitleofthepassage A.LouvrePyramidArchitectDiesAged102 B.PrizesAwardedtoPei C.LandmarksCreatedbyPei D.AFamousArchitectPassedAway
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15分OnthefirstdayofherworkSallyfoundthataclassfullof1problemwaswaitingforher.Sixteachers2quitbeforeshecametotheclass.Whenshewalkedintotheclassroomitwas3amess:twoboyswerefightinginthefarcorneryettherestoftheclassseemednottonoticethem;somegirlswerechattingandsomewererunning;paperfoodpackagesandothergarbage4putonthedesk…Justwhenshewasabouttospeakastudent5wastwentyminuteslaterushedinandpushedheraside! Sallywalkedontotheplatformpickedupapieceofchalkandwroteontheblackboard:Rule1:Weareafamily!Allstudentsstopped6lookather.AndshecontinuedwithRule2Rule3…Inthe7followweeksSallyworkedout10classrulesandpostedthemonthewallsoftheclassroom.She8patientexplainedalltherulestothestudentsandrequiredeveryonetofollowthem. SurprisinglySallywasnotdrivenoutlike9formerteachers;insteadshewonrespectfromthestudents.Duringtheyearshewitnessedgradualchangesintheclass.Atthegraduationceremonyjustassheexpectedshewasveryproudtostandwithaclassfullofcaregoodmannersand10confident.
10分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:在缺词处加一个漏字符号∧并在其下面写出该加的词. 删除:把多余的词用斜线\划掉. 修改: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. BecausemybadgradesinprimaryschoolIcouldonlyenteraaveragemiddleschoolwhichwasequippedwitholddesksandoldchairs.AtfirstIwasn'tsatisfyingwiththeshabbyclassroomandotherthingaroundme.AndsoonIrealizedthatitwasnousecomplainingandIshouldfeelluckthattherewereexperiencedteachersteachingmeandkindclassmateskeepmecompany.ThereforeImakeupmymindtostudyharderandharder.Itwasn'tlonguntilIcamefirstintheclass.FinallymyeffortswerepaidoffandIwasadmittedintothebesthighschoolinmycity.
计算-3a42-a·a3·a4-a10÷a2
15分Playingisseriousbusinessforchildren.As1matteroffactit's2theydobest！AskthemwhytheydoitandkidswillprobablysayBecauseit'sfun！Butit'smuchmorethanthat.It'salsogoodforthem.Studiesshowthatfrombirthbabiesbeginlearningthroughplay.Theyuse3themfivesensestogetknowtheirnewworld. Touchingallowsthem4discoverhowdifferentthingsfeel.Brightlycoloredtoysandclothinghelpdevelopababy'ssenseofsight. Whensmallchildrenchoosewhichtoytoplay5theybegindevelopingtheirabilitiesin6makedecisions.Childrenlovetoysthatallowthemtousetheir7imagine.Sometimesanemptyboxismorefunthanahigh﹣techtoy.That's8aboxcanbecomeanythingachildimaginesittobe.CrayonspaintsandPlay﹣Doh彩色塑泥arealsogoodbecausetheyallowchildrentocreate.9traditionbuildingblocksteachimportantpre﹣mathskillslikeproblem﹣solving. Playingdoesn'tbecomeanylessimportantoncechildrenstartschool.Manyvaluablelessonsaboutlife10learnontheschoolplayground.Kidslearnhowtosharetaketurnsandplaybytherules.
30分Bookshavegreatpower.Betweentheir1readerscanbetransportedtoanywhereimaginableandbecomejustaboutanyone…oranything.Unfortunatelymanychildrenallovertheworlddon'thave2tobooks. ForseveralyearsnowMariaKellerateenagerfromMinneapolisMinnesotahasbeentryingto3thatfact. Whenshewas8yearsoldMariaalready4reading.Shealsonoticedthatsomeofher5didn'treadasmuchasshedid.Whenshe6hermotherwhythatwashermothersaidthattheymightnotbeableto7books.Mariahadneverthoughtofthis.Shecouldn't8thatsomechildrendidn'thavebedtimestoriesreadtothemandshebecame9tochangethis. Withhermother'shelpMaria10ReadIndeedwhichisanon﹣profitorganizationdedicated致力于tocollectinganddistributingbookstochildren11. DuringtheearlystagesofReadIndeedMariasetthe12ofcollectinganddistributing1millionbooksbythetimeshewas18. Itdidn'ttakelongto13thatgoal﹣todateshehascollectedover2.4millionbooksandhas14themtomanystatesandcountriesaroundtheworld. ShesaidIcannotlivewithout15.AsIcontinuemymission使命Ihavelearnedthatthe16ofkidswhohavenobooksisinthehundredsofmillions.SoIjustcan't17evenafterreachingmy18goalof1millionbooks. Sherecentlysetanewgoal:to19donationstokidsinneedineverystateintheUSandeverycountryintheworld.Shekeepstrackofher20onalargemapatthewarehouse仓库whereherbooksarestoredandsorted. 1A.themes B.pages C.blanks D.columns 2A.access B.time C.power D.regard 3A.accept B.introduce C.change D.understand 4A.imagined B.advised C.escaped D.loved 5A.classmates B.students C.teachers D.relatives 6A.showed B.asked C.required D.reminded 7A.choose B.spare C.afford D.keep 8A.decide B.explain C.believe D.agree 9A.excited B.worried C.satisfied D.determined 10A.contacted B.created C.studied D.discovered 11A.insafety B.indanger C.introuble D.inneed 12A.goal B.point C.rule D.limit 13A.set B.get C.reach D.start 14A.sold B.shipped C.lent D.returned 15A.food B.water C.friends D.books 16A.number B.variety C.reasons D.doubts 17A.setoff B.getaway C.dropoff D.giveup 18A.common B.original C.important D.distant 19A.distribute B.collect C.attach D.devote 20A.experience B.research C.progress D.investment
6分DoyouwanttodosomevolunteerworkwhileexploringAfricaThenjoininour21﹣DayFlagshipProgram.StepontotheflatsandylandofGhanaandyou'llimmediatelyhearthelaughterofchildreneverywhere.Thislaughterwillbetheconstant常数恒量ofyourtripandasteadysourceofenergywhileyouvolunteeramongoneofAfricaskindcommunities. CommunityService VolunteerinprimaryschoolsworkingwithchildrenofdifferentagestohelpimprovetheirEnglishskillstutor担任…的家教thosewhomightbefallingbehindandcontributetoeachschool'sneedsincludingmakingimprovementstothefacilities设施设备.Splityourtimebetweenteachingandcampusrefurbishment翻修projectstoserveeveryaspectoftheschoolandlearnallabouteducationinGhana. Hands﹣onLearning Participateinworkshopssuchasbatikclothdyeing蜡染drummingdancingandcrashcoursesinthenativelanguageEweorKrobo.You'llbegivenaGhanaiannamebythelocalchiefofyourvillageandvisitaseamstress女裁缝tohavecustomclothingmadeoutofcolorfulfabricsyoupurchase购买.Onthe21﹣DayFlagshipProgramyou'llhearaboutthenation'shistoryasacenteroftheslavetradeandvisitFortPrinzensteintotrulyunderstandthesignificanceofthistopic. Adventure You'llalsoexperiencethenaturalsurroundingsofGhanawithabeautifulwaterfallhike:Onyour21﹣DayFlagshipProgramgoonatwo﹣nighttripwhereyou'llgettovisitamonkeyshelter. Lodging GlobalLeadershipAdventuresGLAoperatestwoHomeBasesforthe21﹣dayprogram.BotharelocatedoutsideofthecapitalcityofAccrainruralvillagesettings.Accommodationsarebasicbutcleanandsafe.Studentssleepinroomswithroommatesandhaveaccesstosharedbathroomswithcold﹣watershowers. Dates June26﹣July162019 July9﹣July292019 July20﹣August92019 Duration:21days Tuition:﹩5399 CommunityServiceHours:60 Formoreinformationpleasecall1﹣858﹣771﹣0645orsendanemailtoinfo@experiencegla.com. 1Whichofthefollowingisarequirementforparticipants A.BeingabletospeakEnglishwell. B.Beingstrongandover18yearsold. C.KnowingalotabouteducationinGhana. D.Havingdonesimilarvolunteerworkbefore. 2WhatcanbedoneatFortPrinzenstein A.Learningtoplaydrums. B.Visitingacustomclothingfactory. C.Learningaboutthenation'spasthistory. D.ChoosingaGhanaiannameforyourself. 3Whatwouldparticipantshavetodowhenjoiningintheprogram A.StayinGhanaforthreeweeks. B.Accompanymonkeysfortwonights. C.Pay5399dollarsforthewaterfallhike. D.Dovolunteerworkforatmost40hours.
10分ImusthavealwaysknownreadingwasveryimportantbecausethefirstmemoriesIhaveasachilddealwithbooks.TherewasnotonenightthatIdon'tremembermomreadingmeastorybookbymybedside.Iwasextremelyinspiredbytheelegantwaythewordssounded. Ialwayswantedtoknowwhatmymomwasreading.HearingmomsayIcan'tbelievewhat'sprintedinthenewspaperthismorningmademewanttograbitoutofherhandsandreaditmyself.Iwantedtobelikemymomandknowallofthethingssheknew.SoIcarriedaroundabookandeachnightjusttobelikeherIwouldpretendtobereading. Thisishoweveryonelearnedtoread.Wewouldstartoffwithsentencesthenparagraphsandthenstories.Itseemedanunendingjourneybutevenasasix﹣year﹣oldgirlIrealizedthatknowinghowtoreadcouldopenmanydoors.WhenmomsaidTheC﹣A﹣N﹣D﹣YishiddenonthetopshelfIknewwherethecandywas.MyprogressinreadingraisedmycuriosityandIwantedtoknoweverything.IoftenfoundmyselftellingmymomtodrivemoreslowlysothatIcouldreadalloftheroadsignswepassed. Mostofmyreadingthroughprimarymiddleandhighschoolwasfactualreading.IreadforknowledgeandtomakeA'sonmytests.OccasionallyIwouldreadanovelthatwasassignedbutIdidn'tenjoythistypeofreading.Ilikedfactsthingsthatareconcrete.Ithoughtanythingabstract抽象的lefttoomuchroomforargument. YetnowthatI'mgrowingandtheworldIonceknewasbeingsosimpleisbecomingmorecomplexIfindmyselfneedingawaytoescape.ByopeninganovelIcanleavebehindmyburdensandenterintoawonderfulandmysteriousworldwhereIamnowanewcharacter.IntheseworldsIcanbecomeanyone.Idon'thavetowritedownwhathappenedorwhattechniquetheauthorwasusingwhenheorshewrotethis.Ijustreadtorelax. We'retaughttoreadbecauseit'snecessaryformuchofhumanunderstanding.Readingisavitalpartofmylife.Readingsatisfiesmydesiretokeeplearning.AndI'vefoundthatthepossibilitiesthatliewithinbooksarelimitless. 1Whydidtheauthorwanttograbthenewspaperoutofmom'shands A.Shewantedmomtoreadthenewstoher. B.Shewasanxioustoknowwhathadhappened. C.Shecouldn'twaittotearthenewspaperapart. D.Shecouldn'thelpbutstopmomfromreading. 2AccordingtoParagraph3theauthor'sreadingofroadsignsindicates A.heruniquewaytolocateherself B.hereagernesstodevelopherreadingability C.herefforttoremindmomtoobeytrafficrules D.hergrowingdesiretoknowtheworldaroundher. 3Whatwastheauthor'sviewonfactualreading A.Itwouldhelpherupdatetest﹣takingskills. B.Itwouldallowmuchroomforfreethinking. C.Itwouldprovidetrueandobjectiveinformation. D.Itwouldhelpshapearealisticandseriousattitudetolife. 4Theauthortakesnovelreadingasawayto. A.exploreafantasyland B.developapassionforleaning C.learnabouttheadultcommunity D.getawayfromaconfusingworld 5Whatcouldbethebesttitleforthepassage A.TheMagicofReading B.ThePleasureofReading C.GrowingUpwithReading D.ReadingMakesaFullMan
1分OnSundaysmanyparentsgototheboardingschooltoseetheirchildren. A.especially B.specially C.particularly D.inparticular
8分Mostofusaretaughttopayattentiontowhatissaid﹣thewords.Wordsdoprovideuswithsomeinformationbutmeaningsarederivedfromsomanyothersourcesthatitwouldhinder阻碍oureffectivenessasapartnertoarelationshiptorelytooheavilyonwordsalone.Wordsareusedtodescribeonlyasmallpartofthemanyideasweassociatewithanygivenmessage.Sometimeswecangaininsightintosomeofthoseassociationsifwelistenformorethanwords. Wedon'talwayssaywhatwemeanormeanwhatwesay.Sometimesourwordsdon'tmeananythingexceptI'mlettingoffsomesteamsodon'ttakeitseriously.Idon'treallywantyoutopaycloseattentiontowhatI'msaying.JustpayattentiontowhatI'mfeeling.Mostlywemeanseveralthingsatonce.ApersonwantingtopurchaseahousesaystothecurrentownerThisstephastobefixedbeforeI'llbuy.TheownersaysIt'sbeenlikethatforyears.Actuallythestephasn'tbeenlikethatforyearsbuttheunspokenmessageis:Idon'twanttofixit.Weputupwithit.Whycan'tyouThesearchforamoreexpansiveviewofmeaningcanbedevelopedofexaminingamessageintermsofwhosaiditwhenitoccurredtherelatedconditionsorsituationandhowitwassaid. Whenamessageoccurscanalsorevealassociatedmeaning.Letusassumetwocouplesdoexactlythesameamountofkissingandarguing.Butonecouplealwayskissesafteranargumentandtheothercouplealwaysarguesafterakiss.Theorderingofthebehaviorsmaymeanagreatdealmorethanthefrequencyofthebehavior. Wewoulddowelltolistenforhowmessagesarepresented.ThewordsIfsurehasbeennicetohaveyouovercanbesaidwithemphasisandexcitementorritualistically例行公事地.Thephrasecanbesaidonceorrepeatedseveraltimes.Andthemeaningsweassociatewiththephrasewillchangeaccordingly.Sometimesifwesaysomethinginfrequentlyitassumesmoreimportance;sometimesthemorewesaysomethingthelessimportanceitassumes. 1Whatdoesthepassagemainlytellus A.Wordsprovidelistenerswiththemostimportantinformation. B.Listenerscangaininsightiftheylistenforwordscarefully. C.Thecomprehensionofamessageisinfluencedbyafewfactors. D.Whenmessagesarepresentedisofgreatimportance. 2WhatdoestheunderlinedsentenceI'mlettingoffsomesteaminPara.2probablymean A.I'mjustkidding. B.I'mjustcallingyourattention. C.I'msayingtheopposite. D.I'mgivingsomeimportantinformation. 3Whyshouldn'tpeoplerelytoomuchonwordsalone A.Wordsareusedtodescribeabigpartofthemanyideas. B.Wordsalwayssuccessfullyrepresentwhatwesay. C.Listenersmaynotdevelophealthyrelationships. D.Listenerswillfailtounderstandtheunspokenlanguage. 4HowdoestheauthordevelopPara.3 A.Byraisingquestions. B.Bylistingdata. C.Bygivingexamples. D.Byanalyzingcausesandeffects.
8分MarylandisexpectedtobecomethefirststateoftheUSAtobanfoam泡沫橡胶foodpackagingtakeoutcontainersandcups.Thenewproposedlawpassedbothofthestate'slegislativebodies立法机关thisweekwithenoughvotestooverrideapotentialrejectionsignedbyGov.LarryHoganwhohasnotpubliclysignaledwhetherhesupportedthelawornot.Thelawwouldbecomethelatestinagrowingeffortworldwidetobankindsofsingle﹣useplasticproductsduetotheirimpactsontheenvironment. WiththestatewidepreviousbaneffortMaryland'stwocountiesPrinceGeorgeandMontgomeryhadalreadybannedfoampackaging.Del.BrookeLiermanwhointroducedsimilarlegislationlastyearandin2017sayschangingpublicopinionhelpedherthirdattemptsucceed. Ithinkwehavereachedadangerpointshesays.Peopleareseeinghowcommonsingle﹣useplasticsareandthattheyarenotrecyclableandnevergoingaway.Peoplearebeginningtounderstandtheimportanceoflivingmoresustainably. Thenewlawwouldbanfoamfoodpackagingforproductspackagedin﹣stateincludingrestaurantscafesfoodtrucksandgrocerystores.Thefinalversionofthebillincludesexceptionssuchasmeat.ThebanwouldgointoforceonJuly12020andwouldcarryfinesof﹩250. ThelegislationwasopposedbytheMarylandRetailersAssociationwhichwarnedthatoutlawingfoampackagingcouldhurtsmallbusinessesbyhighercosts.Foampackagingremainspopularamongrestaurantsandthefoodindustrybecauseitislightweightinexpensiveandkeepsfoodanddrinkshot. Foamfoodcontainershavebeenbannedincitiesorcountiesin11statesincludingSeattlePortlandWashingtonD.C.SanFranciscoandnumerousothercitiesinCalifornia.AbaninNewYorkCitytookeffectatthebeginningofthisyearafteralonglegalbattleendedlastsummer. 1HowdidMarylandcarryoutthebanoffoamfoodpackaging A.Bypassinganewlaw. B.Byfiningfoampackagingusers. C.Byclosingsomelocalcompanies. D.Byteachingpeopletofocusontheenvironment. 2Whatdoestheunderlinedwordoverrideinparagraph1mean A.Explain. B.Prove. C.Reject. D.Tolerate. 3WhatisthekeytothethirdsuccessaccordingtoDel.BrookeLierman A.Learningfromothercities. B.Gettingmedium'ssupport. C.Changingpublicopinion. D.Hurtingsmallbusinesses. 4Whatcanwelearnfromthetext A.Foamfoodpackageswilldisappearintheworld. B.PeopleinMarylandsupportthelawabsolutely. C.Foamfoodpackageshaven'tanyadvantageatall. D.MeatwillbeallowedtobesoldinfoamfoodpackagesinAmerica.
已知5x-1的平方根是±34x+2y+1的立方根是1求4x-2y的平方根．
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25分假如你是一名高二的学生名叫李华.请你就本校食堂存在的问题向校长写一封投诉信.内容包括: 1.投诉的原因; 2.投诉的具体问题2﹣3点; 3.提出合理的建议. 注意:1.词数100左右;开头和结尾已经给出不计入字数; 2.可以适当增加细节以使行文连贯. DearHeadmaster I'mLiHuaaSenior2student. SincerelyYours LiHua
30分OnemonthagoSarahboughtalipstick口红shehaddesired.It'snot1butitmadeherhappybecauseitwastheonethatshehadbeen2sinceshesawit.Everymorningwhenshe3hermakeupeverythingseemsbrandnewduetothislipstick.Itfeelslikethatthewholedayisfullof4.Sarahhaslongbeenaccustomedto5herselfthroughshopping.Andthisdesireformaterialpossession6hertoworkhard.Shefeels7aboutthis.Her8keepsgettingbetterallbecauseofthiskindofdesire.Buthermotherthinksquite9.Severaldaysagowhenhermothercametoknowthe10ofthelipsticktheykept11foralmostawholeday.Hermotherthoughtthatitwas12wrongtospendsomuchonsuchmeaninglessitemswhileSarahthoughthermotherwastotally13aboutit.WhatSarahdidn'tknowwasthathermotherhadoncebeenalittlegirlwhohad14inpovertyandstarvation.Thatlittlegirlcouldnotfindenoughclothesto15inwinter.Thatgirlneededtolearnhowtospendeverypenny16itweretwoinordertosurvive.It'sjust17thattwopeoplecan'tunderstandeachotherevenformotheranddaughterbecauseeverybody's18isdifferent.Trytobepatientwiththepeoplearoundyou.Trytogetto19them.Trytostandintheirshoes.Ifyoucannotlistentopeoplehowcanyou20themtolistentoyou1A.dear B.cheap C.famous D.handy2A.longingfor B.headingfor C.leavingfor D.payingfor3A.putsoff B.putsaway C.putson D.putsback4A.anxiety B.hate C.laughter D.hope5A.rewarding B.devoting C.adapting D.forgiving6A.warns B.persuades C.begs D.drives7A.cautious B.good C.stressed D.negative8A.career B.relationship C.life D.study9A.firmly B.differently C.logically D.obviously10A.quality B.brand C.material D.price11A.waiting B.quarreling C.shopping D.gossiping12A.probably B.approximately C.slightly D.completely13A.unreasonable B.uncomfortable C.enthusiastic D.curious14A.turnedup B.brokenup C.grownup D.keptup15A.wear B.sell C.exchange D.clean16A.eventhough B.incase C.asif D.sothat17A.unlikely B.necessary C.strange D.natural18A.experience B.knowledge C.character D.family19A.move B.forgive C.know D.copy20A.force B.expect C.order D.advise
10分Itisimportanttoteachyourdogtoguardyouandtheothermembersofyourfamilytofightagainstdanger.Herearesometipsonhowtotrainyourdogtoprotectyou. 1. Itisveryimportanttointroduceyourdogtootherpeopleandletitinteractwiththem.Agoodguarddogisfriendlytothepeoplearoundit.Thisexerciseisveryimportantbecauseitwillhelpthedogdistinguishbetweengoodpeopleandbadpeople.2. Usepropercommands Adogactsaccordingtohowithasbeentrained.Theonlywaytodothisisthroughcom﹣mandsandyourownbodyactionsandsounds.CommandthedogtoattackbysayingthewordAttackloudly.SoonwheneveryouusethecommandAttack!yourdogwillunderstandthatitneedstofightthethingyouarepointingat.3youmustalsotrainittostoptheattack. Teachnightguarding Teachyourdogtokeepacheckonthehousebytakingitaroundthehouseandmakingitsniffthearea.Youwillneedtodothisacoupleoftimessothatthedogunderstandsthatitneedstokeepacheckeverynight.4.Itwillcheckthehouseandreturnbackindoors. Rewarditforitsgoodbehavior GivingrewardssuchasapatahugverbalpraiseGooddog!ortreatsisanexcellentwayoflettingthedogknowthatyouarehappywithitsbehavior.5itisyourdutytomakesureyourdogisrewardedforitsgoodbehaviorandpunishedforitsbadbehavior.PunishmentinvolvesscoldingthedogbyusingthecommandBaddog!orNoverybad!Thiswillhelpthedoglearnthatitmustn'tdocertainthings. A.Sinceyouarethemaster B.Encouragecommunication C.Whileyouaretrainingthedogtoattack D.Trainanolderdogtoprotectitsmaster E.Afterafewdaysthedogwillbegintocheckonitsown F.Peoplewhoaregoodwillbethosewhoareallowedtocomeclosetoit G.Ifyourdogdoesnotcomeinsideyouwillneedtocommandittogetback
10分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:在缺词处加一个漏字符号∧并在其下面写出该加的词. 删除:把多余的词用斜线\划掉. 修改: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. I'vehadmanydreamssinceIwasachild.Nowmydreamistoopensacafe.Thoughitmayappearsimpleitrequiredalotofideasandefforts.WhatIwantisnotjustanordinarilycafebutaveryspecialone.IwantmycafehaveaspecialthemesuchaslikeTangDynasty.Inthecafecustomerswillenjoyyourselvesinthehistoricalenvironmentwhatiscreatedforthem.IfIsucceedinmanageoneIwillopenmore.Iwishtohaveachainofcafesinmanydifferentcity.Eachofmycafeswillhaveadifferentthemeandanuniquestyle.
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10分Therehavebeenalotofcommentsrecentlysurrounding5Gthenextgenerationofwirelesstechnology.1Howmightitchangeourlives 5Gstandsforfifthgenerationmeaningthenextstepintheprogressionoftechnologytoreplacethecurrent4Gsystem.EarlierGsystemsweredesignedtoimprovemobilecommunicationoperations.Eachnewtechnologybroughtmajorimprovementsinspeedandgreatlyincreasednetworkcapacity容量.2.Itisexpectedtopermitmoreuserstodomorethingsatafasterrate. Howevertechnologyexpertssaythereisamajorwaythat5Gisdifferentfromtheearliersystems.3.ItwillaffectmanymoredevicesandindustriesthanotherGversions. 5Gwillhelpfuelfuturesmartcitiesbyconnectingsensornetworks.5Gisalsoexpectedtoconnectself﹣drivingcarsandsupportnewtechnologiesinvolvingvirtualreality虚拟现实.Higher5Gspeedscouldalsopermitdoctorstocommonlyperformremotemedicaloperations.Factoriesandbusinessescoulduse5Gtechnologytoincreaseautomationandimprovethecollectionofinformation. 4.Theincreaseddataflowacross5GnetworkswouldgiveInternetattackersalotmorepossibilitiestostealandmisusedata.Inadditionthewideruseofa5Gwirelessnetworkmeansanybreakdownofthesystemwouldhavemorewidespreadandsevereresults.Suchdifficultiescouldaffectpublicsafety.5oranetworkbreakdowncouldcauseself﹣drivingvehiclestocrash. A.Whyis5Gsopopular B.Whatisthistechnology C.Everycoinhastwosides D.Thenew5Gsystempromisesmoreofthesame E.Itwillmovebeyondmobilenetworktechnology F.Abreakdownof5Gnetworksmaycauseeconomiclosses G.Afailureduringadoctor'sremoteoperationcouldleadtodeath
1分WhathesaidmeandIwasataloss. A.confused B.amazed C.amused D.brightened
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