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常用液体温度计是根据液体 的原理制成的．小华在测量室外温度时发现温度在升高，对于温度计内的水银而言，它的 （选填“密度”、“质量”或“内能”）在增大．
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液体温度计是根据液体______________________的原理制成的图16中温度计的读数是_
如图所示的温度计关于它的说法正确的是
该温度计是根据固体热胀冷缩的原理制成的
该温度计的量程是 20℃～100℃
在使用该温度计测量液体温度时，可以离开被测液体读数
该温度计此时的示数为32℃
关于体温计和常用温度计的区别下列说法中错误的是
体温计与常用的液体温度计仅是长短不同而已
体温计的玻璃泡与毛细管连接处的管径特别细，且略有弯曲，而常用的液体温度计没有这一结构
使用体温计前需用力甩动，而常用的液体温度计不能甩动
使用体温计测量体温时，可离开人体后再读数，常用的液体温度计读数时不能离开被测物体
玻璃管液体温度计是根据液体体积随而变化的原理制成的
常用的液体温度计是根据液体_________的规律制成的
家庭和实验室里常用的温度计是根据液体的原理制成的小明用温度计测量教室外的温度如图所示其示数为℃
家庭和实验室里常用的温度计是根据液体的原理制成的小明用温度计测量教室外的温度如图所示其示数为℃小明想
关于温度计的下列说法中正确的是
摄氏温标把冰的温度规定为0℃
常用液体温度计的量程都是0~100℃
常用液体温度计是根据液体的热胀冷缩性质制成的
体温计可以当寒暑表测气温
常用温度计是根据液体的原理制成的人体正常时的体温是℃
液体温度计的原理是根据液体的__________来测量温度的图6是生活中最常用的体温计它的分度值是_
液体温度计的原理是根据液体的来测量温度的下图体温计它的分度值是温度计上的读数是
家庭和实验室里常用的温度计是根据液体热胀冷缩的原理制成的小明用温度计测量教室外的温度如图所示其示数为
关于温度计下列说法不正确的是
常见的温度计都是用水银作测温物质
体温计的测量范围是35℃-42℃
普通温度计不能离开被测物体观察温度
常用液体温度计是根据液体热胀冷缩的原理制成的
常用温度计是根据液体的原理制成的人体正常时的体温是＿℃
关于温度计下列说法不正确的是
常见的温度计都是用水银作测温物质
体温计的测量范围是35℃～42℃
普通温度计不能离开被测物体观察温度
常用液体温度计是根据液体热胀冷缩的原理制成的
家庭和实验室里常用的温度计是根据液体的原理制成的小明用温度计测量教室外的温度如图所示其示数为℃
常用液体温度计是根据制成的把的温度规定为0℃把的温度规定为100℃
家庭和实验室里常用的温度计是根据测温液体的原理制成的
物体的叫温度要准确地判断或测量物体温度要用常用温度计是根据液体的性质制成的
常用的温度计是根据液体的__________性质制成的体温计的测量范围应该是_____℃体温计的分度
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水平地面上的圆桶装有体积为0.01m3的水圆桶与地面接触面积为0.2m2g取10N/kgρ水＝1.0×103kg/m3桶自重忽略不计求 1这桶水的质量． 2这桶水对地面的压强． 3如图若用动滑轮将此桶水匀速提升1m所用拉力60N求动滑轮的机械效率．
如图是一种拉杆式旅行箱的示意图使用时相当于一个填“省力”或“费力”杠杆若箱和物品共重100N设此时动力臂是阻力臂的5倍则抬起拉杆的力F为N．
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HowtoStudyEffectively Neverover﹣study Whenyouspendtoomuchtimestudyingyouwillquicklylosefocusandthetimespentinstudyingwillbecomejunktime.Youthinkyou'restudyingbutyou'rejustsittingtherere﹣readingthesamesentenceabout100timesandyou'renotgettinganywhere.1Takingbreakswillmakeyouenergeticagainandrefreshyourmind.Besidesitwillgiveyourmindsometimetotakeinwhatyouhavebeendoing. Planyourplan 2Theyactuallyplanwhattheyaregoingtodo.Theyactuallyplanthetimewhentheywillstudyandtheysetgoalsforwhatwillbeachieved.Ifyouwanttobesuccessfuldoassuccessfulpeopledo.Setaplanagoalandsticktoitwhichwillcreatearoutineandaroutineisthefirststeptowardsdevelopingahabit.3 Frontuptothetoughestworkfirst Manyofusliketodotheeasythingsfirsttobuildourconfidence.That'sfairenough.Theonlychallengewiththisapproachisthatyouuseupyourprimaryenergyatthestartofanystudyperiodandsoifyouaredealingwiththeeasypartswithyourprimaryenergyyourbatterieswillbelowwhenitcomesthetimetodealwiththehardpart.Sowhathappensthen?4Wealldoit.Wereallyshouldn'tthough.Sodevelopthehabitofgivingyourprimaryenergytothehardtasksandcompletingtheeasystufflast. 5 Dowereallyhavetoexplainthis?Justturnthemoffforanhour.Wepromisetheworldwillstillbetherewhenyoulogbackin!Don'ttextyourfriendsdon'tchatwhiledoingmemoryactivitiesdon'tmakephonecallsjustfocusonwhatyou'redoing.Evenifyoufocusonworkfor15minutesfollowedby5minutesofchattingit'sbetterthan30minutesofworkwhilealsochatting!Yougetthatright? A.Topstudentsdon'tjustrandomlysitdownandcompletework. B.Positivehabitsdecidefuturesuccess. C.Takingbreakscanmakeyougeteverywhere. D.Yougettiredandimpatientandjustgiveup. E.Theymakeplansahead. F.Insteadtakeregularbreaks. G.Getoffsocialnetworkingsitesandturnoffthephone.
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网络购物逐渐成为我们生活的一个有机部分请你用英文给ChinaDaily写一封信谈谈网络购物的利弊以及你的看法. 要点如下 1.优点方便快捷质优价廉 2.缺点质量无法保证售后态度不好 3.你的看法. 注意 1.词数100左右 2.可适当增加细节以使行文连贯 3.开头和结尾已为你写好不计入总词数. Deareditor Withthefastdevelopmentofe﹣commerceonlineshoppingisincreasinglybecominganunavoidablepartofourlife. Bestwishes! Yours LiHua.
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30分WhenIwasgrowingupmoneywasalwaysanissue.Isawmyparentsworking1attheirjobsfordecadestryingtomakingenoughto2themortgage按揭贷款andfeedthreekids.Myparents3complainedandseemedhappy4wedidn'thavealot. I'mnowtheagemyparentswerewhenthey5.UnlikethemIdon'thaveanymouthsto6Idon'thaveamortgagetopayoffandfortunatelyIhaveajobwitha7salary.Fromanoutsider's8IshouldbeveryhappybutinfactI'mnot.Hereiswhy. 9isafunnything.Youthinkthatbyhavingityouwillbe10.Onceyoustartmakingsomeandrealizeit'snotmakingyouhappyyouthinkmaybeit'sbecauseyoudon'thave11.Soyoutradeyour12formoremoney. Astimegoesonyou13you'vebeenspendingmoreandmoretimeatwork.Familyandfriendswonderwhyyoudon't14themanymore.Asyouclimbupthecorporateladderyoufeelmore15andanxiousthanyoudidbefore.Youfindyoucan'tsleepwellanymore.Youfindthestressthataccompaniestheworkismorethanwhatyoucan16.Alsothecostofkeepingupwiththe17isstartingtoaddupandyou'renotmakingasmuchasyouthoughtyouwouldbe.18you'reworriedaboutlosingthefewfriendsyouhavebecauseyou'reearningmoremoneythantheyare.Co﹣workersthinkyouhaveitallandthatyoumustbehappy.Ifonlythatyouwere19.Onlyyoucan20yourhappinessmoneycan'tbuythatforyou. 1A.hard B.hardly C.occasionally D.freely 2A.makeup B.payoff C.holdup D.getover 3A.always B.even C.never D.just 4A.asif B.solongas C.incase D.eventhough 5A.startedout B.gotup C.pulledout D.gavein 6A.cure B.feed C.wash D.explore 7A.lower B.worse C.better D.less 8A.method B.approach C.aspect D.view 9A.Will B.Money C.Power D.Strength 10A.happy B.great C.cautious D.helpful 11A.much B.few C.enough D.little 12A.privacy B.health C.energy D.time 13A.remember B.agree C.realize D.apologize 14A.reward B.call C.treat D.blame 15A.stressed B.astonished C.inspired D.embarrassed 16A.forget B.account C.search D.expect 17A.lifestyle B.custom C.fashion D.manner 18A.There B.However C.Meanwhile D.Instead 19A.sudden B.natural C.false D.true 20A.hide B.control C.regret D.cover
9分InJinzhongShanxiProvincethereisagroupofpeoplewhoarebusydrawingmapsaround.Theyarenotworkersongeographybutdispatchers调度员onEmergency急救Centerofthecity. Since2007thedispatchersinthecenterhavebeendrawingmapsofthelocalareas. Adispatcher'sjobiscountedinsecondssaysLiangRuimeiadispatcherinthecenter.Shehasbeenworkinginthercentersinceitstartedin2007.Wemustanswerthephonein3secondsgetclearinformationaboutthepatientin60secondsanddispatch调度emergencymedicalworkersin3minutesatmost.Ifwesaveonesecondthepatientmayhaveabetterchancetolive. Althoughnowadaysthecenterhaselectronicmapsthedispatchersstillwalkthroughthestreetstodrawmapsbyhand. Aftermanyyears'hardworkthedispatcherskeepeverybuildingandstreetofthecityinmind.Theyevenknowwhetherornotacarcanenterthegateofabuilding.Sometimesthecallercan'ttellclearlywhereheisbutitdoesn'tmatter.Aslongashedescribesthebuildingsaroundthedispatchercandispatchemergencymedicalworkerstohim. WearetryingtobequickerthanDeathsaysLiang. 1IsLiangRuimeiadispatcherinEmergencyCenterofJinzhong 2WhendidEmergencyCenterofJinzhongstart 3TobequickerthanDeathwhatdothedispatchersinEmergencyCenterofJinzhongdo 4DoyouthinkitnecessaryfordispatcherstodrawmapsbyhandwhentheyhaveelectronicmapsWhyorwhynot
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8分 Oyster WhatisanOystercard? OysteristheeasiestwaytopayforjourneysonthebusTubetramDocklandsLightRailwayDLRLondonOvergroundandNationalRailjourneysinLondon.YoucanstoreyourtravelcardsBus&TramPassseasonticketsandcredittopayforjourneysasyougo. WheretogetanOystercard? ThereareanumberofwaysforyoutogetanOystercard •Atover3900OysterTicketstops •AtTubeandLondonOvergroundstationticketoffices •AtsomeNationalRailstations •AtLondonTravelinformationCentres •Onlineattfl.gov.uk/oyster HowtouseanOystercard? TopaythecorrectfareontheTubeDLRLondonOvergroundandNationalRailservicesyoumustalwaystouchinontheyellowOystercardreaderatthestartofyourjourneyandtouchoutattheend.Ifyoudon'tamaximumcashOysterfarewillbecharged.Whenusingthebusortramyoumustonlytouchinatthestartbutnotattheendofyourjourney. WhathappensifIdon'tvisitLondonveryoften? Don'tworry.Anypayasyougocreditonyourcardwillnotexpire过期soyoucankeepitforyournextvisitorlendittoafriend. Fares TravelingbyTubefromCentralLondonZoneltoHeathrowZone6 AdultOystersinglefare £4.20MondaytoFriday0630﹣0930and1600﹣1900 £2.70atallothertimesincludingpublicholidays Adultsinglecashfare£5.00 Forfurtherinformationvisittfl.gov.uk/fares. 1YoucangetanOystercardatthefollowingplacesEXCEPT. A.onthewebsite B.atanOysterTicketstop C.atapostoffice D.ataTubestation 2WhichofthefollowingisTRUEaboutOystercards? A.Theyarelimitedinusetotheownersthemselves. B.OnNationalRailservicesyoumusttouchthemonthereadertwice. C.Theyarenotsuitableforthosewhodon'tvisitLondonoften. D.OystercardTubefarescostmoreonpublicholidaysthanonweekdays. 3IfapersonwithanOystercardtakesthe7o'clockTubefromCentralLondontoHeathrowforaweeknopublicholidayinbetweenheshouldpay. A.£18.90 B.£29.40 C.£21.90 D.£26.40 4Thepassageisprobablytakenfroma. A.magazine B.travelbrochure旅游手册 C.textbook D.novel
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Weallknowwhatabrainis.Adoctorwilltellyouthatthebrainistheorganofthebodyinthehead.Itcontrolsourbody'sfunctionsmovementsemotionsandthoughts.Butabraincanmeansomuchmore. Abraincanalsosimplybeasmartperson.Ifapersoniscalledbrainysheissmartandintelligent.IfafamilyhasmanychildrenbutoneofthemissupersmartyoucouldsayShe'sthebrainsinthefamily.Andifyouarethebrainsbehindsomethingyouareresponsiblefordevelopingororganizingit.ForexampleBillGatesisthebrainsbehindMicrosoft. Braintrustisagroupofexpertswhogiveadvice.WordexpertssaythephrasebraintrustbecamepopularwhenFranklinD.Rooseveltfirstranforpresidentin1932.SeveralprofessorsgavehimadviceonsocialandpoliticalissuesfacingtheU.S.Theseprofessorswerecalledhisbraintrust. Thesewaysweusethewordbrainallmakesense.Butotherwaysweusethewordarenotsoeasytounderstand.Forexampletounderstandthenextbrainexpressionyoufirstneedtoknowtheworddrain.Asaverbtodrainmeanstoremovesomethingbylettingitflowaway.Soabraindrainmaysoundlikeadiseasewherethebrainflowsouttheears.Butbraindrainiswhenacountry'smosteducatedpeopleleavetheircountriestoliveinanother.Thebrainsaresortofdrainingoutofthecountry. Howeverifpeopleareresponsibleforagreatideayoucouldsaytheybrainstormedit.Herebrainstormisnotanactofweather.Itisaprocessofthinkingcreativelyaboutacomplextopic.Forexamplebusinessleadersmayusebrainstormingtocreatenewproductsandgovernmentleadersmaybrainstormtosolveproblems. Ifpeoplearebrainwasheditdoesnotmeantheirbrainsareniceandclean.Tobrainwashmeanstomakesomeoneacceptnewbeliefsbyusingrepeatedpressureinaforcefulortrickyway.Keepinmindthatbrainwashisneverusedinapositiveway. 1WhydidRooseveltsuccessfullywintheelectionaccordingtothepassage? A.Becausewordexpertswerepopular. B.Becausehegothisbraintrust. C.Becausehewassmartatgivingadvice. D.BecausehewasthebrainsbehindAmerican. 2Accordingtothetextifyou'retheCEOofBaiDuyoucanbecalled. A.theorganoftheBaiDu B.thebraindrainofBaiDu C.thebrainsbehindtheBaiDu D.BaiDu'sbraintrust 3Whichofthefollowingexpressionisalwaysusedinanegativeway? A.Brainstorm B.Braintrust C.Brainwash D.Braindrain 4What'sthemainideaofthisarticle? A.Theoriginofthewordbrain. B.Thewordbrainanditsstories. C.Thedifferencebetweenbraintrustandbrainwashed. D.Whatisthebrain.
1分Theirplantsdon'tgrowverywellbutlookreallygood. A.we B.our C.ours D.ourselves
1分OneofthebookismissingsoIcan'tlearnthewholestory. A.copy B.page C.writer D.reader
8分Thehumanbodyisdesignedtomove.Butmodernlifestylesandofficejobsrarelygiveusthechancetomovearound.Asweknowwe'rewhilewe'reeatingwesitinthecarandwesitwhilewewatchTV.Andmanyofussitformanyhoursatwork. Newresearchshowsthatsittinglessthanthreehoursadaymightextendyourlifebytwoyears.PeterKatzmarzykascientistattheUniversityofLouisianainthesouthernUnitedStatessaysthatsittingisubiquitousinourlivesmeaningitissomethingwedoallthetimeeverywhere. HoweverMr.Katzmarzyksaysthatdoesnotmeanyoucansitfortherestofyourwakinghours.HealsosaysyoumayexerciseoftenWecan'tthrowawayphysicalactivity.It'sextremelyimportant.Wehave60yearsofresearchshowingusthat. Mr.Katzmarzykandhiscolleaguesarepartofanewgenerationofresearchersstudyinghowsittingalldayaffectslengthoflife.Studiesthathaveassessedtherelationshipbetweensittingandmortality死亡率ortelevisionviewingandmortalityareveryrare.There'sonlybeenafewofthemactuallyfiveorsixnowinthelastfourorfiveyears.Theyfoundthatcuttingtelevisiontimetolessthantwohoursadaycouldaddone﹣pointfouryearstolife. Luckilychangeisalreadycomingtosomeofficesespeciallyinthedesignofdesks.Astandingdeskletspeoplestandwhiletheywork.Anothernewdesigniscalledthetreadmilldesk.Atreadmillisanexercisemachinethatletsyouwalkinoneplace.EvensomeU.S.schoolsarebeginningtoexperimentwithdesksthatarepartbicycletokeepchildrenmoving.That'soneofthestrategiesthatmanycompaniesareusingnow. Mr.Katzmarzykalsosaysstudyingthisproblemhasinspiredhisteamtomakeafewchangesintheirownlives. 1Theunderlinedwordubiquitousisclosestinmeaningto. A.dangerous B.awkward C.comfortable D.common 2WhichviewagreeswiththeopinionofMr.Katzmarzyk? A.Sittingtoolongmayhelpincreaseone'slife. B.Exerciseisimportantanddon'tsittoolong. C.WatchingTVisbadbutcanbroadenone'shorizons. D.StoppingwatchingTVisanecessarybuthardtask. 3WhatdoesMr.KatzmarzykthinkofhisstudyinParagraph4? A.It'sarelativelynewareaofstudy. B.It'sahotsubjectstudiedbyexperts. C.It'sastudythatbeginstoolate. D.It'snotignoredbymanyexperts. 4Whyarethedesksofallkindsdesignedforthosewhositmore? A.Togivethemmorecomfort. B.Toimprovetheirworkefficiency. C.Toofferthemthechancetoexercise. D.Toseekpleasurewhileworking.
LastSundayIwaitedinlinetoseemyheroJackCanifield1authoroftheSuccessPrinciples.DuringhistalkJackreachedforhiswalletpulledoutahundred﹣dollarbillandsaidWho2wantit?Theaudienceallraisedtheirhands3waittoseewhomJackwouldchoose.HoweverIrantothestageandcaughtthebill.AsI4exposetotheaudienceIwondered5Iwouldbeteasedbythem.Butmydesireforthemoneywaslouderthanany6doubtvoice.WhenIgotthebillfromhishandhesaidThat'sit!Wecan'twaitfortheopportunitiestocometous.Wemusttakeactiontoseize7wewant. UsuallyweallhaveaJackforustowaitfor.Butwejusttakeitforgrantedthatgiftsoflifearejustaroundthecornerandthateverythingwillcome8nature.Sowedon'ttry.Wejustgive9.Myadviceisthatallofusshouldtakethechancetotakeaction10nothingwillbegainedatlast.
1分Nobodyworkedthemathproblemout.Itwasoneofall. A.easier B.theeasiest C.moredifficult D.themostdifficult
1分Nextweekeachstudentintheclassasmallgiftfromtheirteachers. A.receives B.received C.willreceive D.hasreceived
2分公园不远我们可以步行去.完成译句 Theparkisnotfarandwecangothere.
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. Manyofusfeelsomehownervouslywheneverwearetakinganimportantexam.Notonlynervousnessdoharmtostudents'healthbutdisturbstheirstudies.Soit'snecessaryforourstudentstolearntorelax.Ithinkit'sveryimportanttohavearightattitudeforexams.Examsareonlyameansofcheckinghowwehavelearned.Thereforethereisnoneedtoworrytoomuchabouttheresultoftheexams.Beforeanexammakeascientificstudyplanandkeepingapeacefulmindmusthelptoreducethepressurefromtheexam.Wecanalsorelaxourselvesbydoingsportsandlisteningtomusic.Besidesenoughsleepandbalanceddietwillworkaswell. Followmyadviceandsoyouwillenjoyyourschoollife
如图为某同学设计的部分家庭电路示意图其中电器元件连接错误的是
8分CinyeeChiuanartistfromTaiwanisalwayshappytotrysomethingnew.Heramazingworkswonlotsofprizes.Amongthem24SolarTerms节气isthemostpopular. AncientChinesedividedayearinto24partsaccordingtothechangesoftheweather.It'sthe24solarterms.Butnoteveryoneknowsthemwell.CinyeeChiuputthe24solarternsinpicturestohelppeopleunderstandthembetter. Cinyeeturnedeachsolartermintoananimal.Buttheseanimalsarenotjustanimals.Youcanalsofindseasonalfruitsvegetablesorbeautifulflowersonthem. Whenspringcomeswatergetswarmandfishstarttoswimaround.SoCinyeechosefishasasymbolofStartofSpring.AlsoshedrewspringvegetablesChinesechivesonthebackofthefish. WhiteDewfallsonaboutSept.8.Itshowsthebeginningofthecoolautumn.Therearecolorfulleavesandcoolernightsatthistimeofyear.Asthetemperaturefallswhitedew露珠isoftenseenonthegrassandtreesatnight.ForWhiteDewCinyeechosearaccoon﹣asmallanimalwiththickhair.Shedrewwhitespots小圆点ontheraccoontoshowdew.Andsheusedthedragonfruittoshowtherichcolorsinautumn. TheyoungartistreallygavetheancientChinesecultureanewlook. 1ThewritergaveexamplestoshowCinyee's24SolarTerms. A.two B.three C.four D.five 2FromParagraph5weknowthat. A.araccoonlikesfish B.StartofSpringfallsonaboutDec.8 C.WhiteDewshowstheendoftheautumn D.Cinyeeusedwhitespotstoshowdew 3AccordingtoothepassagePicturecan'tbefromCinyee's24SolarTerms. 4Thewritermainlywantstotalkabout. A.whyCinyeemadeherselfknown B.whodividedayearinto24parts C.howCinyeeshowedthe24solarterms D.whatStartofSpringandWhiteDewmean
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