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理化知识在生产、生活中有着广泛的应用． （1）烧水时易生水垢的水，属于 水． （2）人体摄入 元素不足或过量均会导致甲状腺疾病． （3）保险丝（铅锑合金）比组成它的纯金属的熔点 ．...
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化学知识在生产生活中有着广泛的应用.①点燃可燃性气体之前首先要进行的操作是.②蒸发时当蒸发皿中有出现
10·茂名杠杆在生产生活中有着广泛的应用如图所示下列工具中属于费力杠杆的是①起子②镊子⑧筷子④羊角锤
①、②
②、③
①、③
①、④
化学知识在生产生活中有着广泛的应用.①点燃可燃性气体之前首先要进行的操作是②蒸发时当蒸发皿中有出现时
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物理知识在生产和生活中有着广泛应用制造飞机采用轻质的合金材料应用了__________的知识平时用吸
理化知识在生产生活中有着广泛的应用． 用洗洁精除去油污是由于洗洁精的油污有作用．
理化知识在生产生活中有着广泛的应用． 遇到肥皂水产生大量泡沫的水属于水选填软或硬．
化学知识在生产和生活中有着重要的应用下列说法中不正确的是
明矾常做净水剂
与铜质水龙头连接处的钢质水管易发生腐蚀
大量燃烧化石燃料是造成雾霾天气的一种重要因素
金属钠着火时，可以使用泡沫灭火器来灭火
理化知识在生产生活中有着广泛的应用1烧水时易生水垢的水属于______水2人体摄入____元素不足或
滑轮在生活中有着广泛的应用在需要改变力的方向时要使用_________滑轮在需要省力时要使用____
化学知识在生产生活中有广泛的应用自2005年12月1日起部分省全面推广使用乙醇汽油即在汽油中添加适量
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有甲乙两家外卖公司其送餐员的日工资方案如下甲公司底薪80元送餐员每单抽成4元乙公司无底薪40单以内含40单的部分送餐员每单抽成6元超过40单的部分送餐员每单抽成7元．现从这两家公司各随机选取一名送餐员分别记录其50天的送餐单数得到如下频数分布表 1从记录甲公司的50天送餐单数中随机抽取3天求这3天的送餐单数都不小于40单的概率 2假设同一个公司的送餐员一天的送餐单数相同将频率视为概率回答下列两个问题 ⅰ求乙公司送餐员日工资的分布列和数学期望 ⅱ小张打算到甲乙两家公司中的一家应聘送餐员如果仅从日均工资的角度考虑小张应选择哪家公司应聘说明你的理由．
若函数fx=xlnx﹣ax2有两个极值点则实数a的取值范围是
Languagelearningappsareverypopularnowandofferopportunitiestolearnvocabularyandpracticegrammar.Buttherehasbeenadiscussionaboutjusthoweffectivesuchappscanbe. AmongthemostpopularappsareDuolingoandBusuu.Apreviousresearchfoundpositiveresultsontheuseofthem.Butitmainlyconcentratedonstudieswithlearnerswhohadsigneduptolanguagecoursesandtheseappsworkedasanafter﹣classsupportsotheresultswerenotalwaysreliable.Arecentstudyof4095Busuuusershasbeencarriedoutaimedtofindoutifuserscanactuallylearnalanguagewithanapp. Busuuprovideslearningmaterialsfor12differentlanguages.Itoffersspecialmodelwheresomecontentisavailableforfreewhilesomecontentisnot.Wefindthatitsusersareanevenmixofmenandwomen.Morethanhalfconsiderthemselvestobeatthebeginnerlevelasthereisadecreaseinusersastheirlanguagelevelsgoup.Mostpeopleusetheappbecauseofpersonalinterestorbecausetheywanttostudyorliveabroad.Femaleuserstendtouseitlessoftenbutforlongerperiodsoftimethanmaleusers. GettinganyfeedbackonBusuudependsonwhetheryouransweriscorrectornot.Whileitishelpfulthisisnotthesortoffeedbacklanguageteacherspreferasitdoesnotexplainwhytheanswerisrightorwrong.Inspiteofthisfeedbackintheappisveryhighlyrated. Morethan92%ofrespondentsstatethattheapphasmettheirexpectationsand86%ratetheappasverygoodorgood.Infactmorethan80%oftheuserssurveyedstronglyagreethatusingtheapphashelpedthemimprovetheirknowledgeofthelanguagetheyarelearning. Besideslanguagelearningappsalsocreateanenvironmentwheremistakesareonlyknowntotheusersandthiscanaddresstheperformanceanxietythatmanylearnerssufferfromwhenaskedtospeakaforeignlanguage.Solanguageteachersshouldencouragetheirstudentstousethemtodothegrammarworkleavingpreciousclasstimeformorelanguagecommunication. 1Theresultsoftheformerresearchweren'talwaysdependablebecause. A.itwasonlycarriedoutbeforeclass B.itdidn'tconsiderusersinclass C.itjustfocusedonpositiveresults D.itusedout﹣of﹣datemethods 2WhatcanwelearnabouttheappBusuufromthetext? A.Allthecontentsarefreetouse. B.Mostusersconsideritsatisfying. C.It'susedbymoreadvancedlearners. D.It'smorepopularwithfemalelearners. 3Whichofthefollowingcanprobablyreplacetheunderlinedwordaddress? A.dealwith B.writedown C.turnto D.speakof 4Whatisthemainideaofthetext? A.Studentswon'tsufferanxietyinlearninglanguagesbyusingBusuu. B.Languagelearningappsareeffectiveandsatisfactorytolanguagelearners. C.Languagelearningappsareverypopularwithmostlanguageteachers. D.Studentsshouldberequiredtouseappsforhomeworkafterclass.
WhoeverwrotethesongIt'stheMostWonderfulTimeoftheYearmusthaveneverexperiencedHolidayblues.Fortunatelypsychologicalresearchsuggestssomeeffectivewaysyoucanbeattheholidayblues.Thekeypointisthatsadnessandothertoughemotionsarenotwhatweshouldtrytoavoid.1.Herearefourstrategiestohelpyoumakeyourownhappinessrecipethisholidayseason. Don'tforcecheer Atfamilygatheringswithcousinsyousecretlycan'tstandyoutendtoputonahappyface.Indeedthatmightevenseemlikethemostmatureresponse﹣nodramanoconflict.Buta2011studyfolloweddozensofbusdriverslookingtoseewhentheygaveforcedorhonestsmilesattheirpassengers.Theresultsshowedwhenthedriverspretendedtohaveagoodmoodtheiractualmoodsgotworse.2 Letoffsadness Theresultsofthebus﹣driverstudycanbeexplainedbyresearcherswhofindthatnegativefeelingslikesadnessorangeronlyincreasewhenwetrytocontrolthem.3.Wedon'tlikecontradictorybehavior. Respondcautiously Recentlyscientistshavebeenpayingspecialattentiontothebenefitsofcaution.Whenyourespondcautiouslytoanemotionaltriggere.g.overcookingtheholidayturkeyyoupauseratherthanreactingatonce.4.Besidesitisassociatedwithlessanxietyandmayevencarryphysiologicalbenefits. 5 Ofcoursetheholidayswillbringamixofhighsandlowsbutthemostimportantlessontokeepinmindisthatthisvarietyofemotionsmightbethebestthingpossibleforyouroverallwell﹣being.Inotherwordssadnessangerandotherdifficultemotionsarenothingtofear.Justmakesureyou'rebalancingthemwithlighterexperiences.Anddon'tforgettogiveyourselfabreak. A.Relaxyourmind B.Enjoyamixofemotions C.Wetendtodenytheimportantfunctionemotionsserve D.Insteadtheycanhelpcontributetoahealthyandhappylife E.Sotryingtoforcehappinessseemstohavetheoppositeeffects F.Acautiousresponsetoanegativeeventreducessadnessweexperience G.Wefeelbadwhenourappearancecontradictshowwetrulyfeelinside
已知i为虚数单位实数xy满足x+2ii=y﹣i则|x﹣yi|=
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已知双曲线中心在原点且一个焦点为F0直线y=x﹣1与其相交于MN两点MN中点的横坐标为﹣则此双曲线的方程是
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MarianBechtelsitsatWestPalmBeach'sBarLouiecounterbyherselfquietlyreadinghere﹣bookasshewaitsforhersalad．WhatisshereadingNoneofyourbusiness!LunchisBechtel'smetime．AndlikemoreAmericansshe'snotalone． Anewreportfound46percentofmealsareeatenaloneinAmerica．Morethanhalf53percenthavebreakfastaloneandnearlyhalf46percenthavelunchbythemselves．Onlyatdinnertimeareweeatingtogetheranymore74percentaccordingtostatisticsfromthereport． Iprefertogooutandbeout．AlonebuttogetheryouknowBechtelsaidlookingupfromherbook．BechtelwhoworksindowntownWestPalmBeachhaslunchwithcoworkerssometimesbutlikemanyofustoooftenworksthroughlunchatherdesk．Alunchtimeescapeallowshertokeepabossfromtappingherontheshoulder．Sheretunstoworkfeelingenergized．TodayIjustwantedsometimetomyselfshesaid． JusttwoseatsoverAndrewMazolenyalocalvideographerisfinishinghislunchatthebar．Helikesthathecansitandcheckhisphoneinpeaceorchatupthebarkeeperwithwhomhe'sonafirst﹣namebasisifhewantstohavealittleinteraction交流．Ireflectonhowmyday'sgoneandthinkabouttherestoftheweekhesaidIt'sachanceforself﹣reflection．Youreturntoworkrechargedandwithaplan． Thatfreedomtochooseisonereasonmorepeopleliketoeatalone．Therewasatimewhenpeoplemayhavefeltawkwardaboutaskingforatableforonebutthosedaysareover．Nowwehaveoursmartphonestokeepuscompanyatthetable．Itdoesn'tfeelasaloneasitmayhavebeforealltheadvancesintechnologysaidLaurieDemerittwhosecompanyprovidedthestatisticsforthereport． 1Whatarethestatisticsinparagraph2aboutB A．Foodvariety． B．Eatinghabits． C．Tablemanners． D．Restaurantservice． 2WhydoesBechtelprefertogooutforlunchC A．Tomeetwithhercoworkers． B．Tocatchupwithherwork． C．Tohavesometimeonherown． D．Tocollectdataforherreport． 3WhatdoweknowaboutMazolenyD A．Hemakesvideosforthebar． B．He'sfondofthefoodatthebar． C．Heinterviewscustomersatthebar． D．He'sfamiliarwiththebarkeeper． 4WhatisthetextmainlyaboutA A．Thetrendofhavingmealsalone． B．Theimportanceofself﹣reflection． C．Thestressfromworkingovertime． D．Theadvantageofwirelesstechnology．
函数fx=的图象大致为
已知抛物线Cy2=2pxp＞0直线y=x﹣1与C相交所得的长为8．1求P的值2过原点O直线l与抛物线C交于M点与直线x=﹣l交于H点过点H作y轴的垂线交抛物线C于N点求证直线MN过定点．
It'sabout250milesfromthehillsofwest﹣centralIowatoEhlers'homeinMinnesota.DuringthelongtriphomefollowingaweekendofhuntingEhlers1aboutthesmalldoghehadseen2alongsidetheroad.Hehad3tocoax哄thedogtohimbutfrightenedithad4. BackhomeEhlerswastroubledbythat5dog.SofourdayslaterhecalledhisfriendGregandthetwodrove6.Afteralongandcareful7Gregsawacrossafieldthedogmoving8away.Ehlerseventuallysucceededincoaxingtheanimaltohim.Nervousnessandfearwerereplacedwith9.Itjuststartedlicking舔Ehlers'face. Alocalfarmertoldthemthedogsoundedlikeone10aslostinthelocalpaper.Theadhada11numberforatowninsouthernMichigan.Ehlers12thenumberofJeffandLisatotellthemhehad13theirdog. Jeffhad14inIowabeforeThanksgivingwithhisdogRosiebutthegunshotshadscaredthedogoff.Jeffsearched15forRosieinthenextfourdays. EhlersreturnedtoMinnesotaandthendrove100milestoMinneapolistoputRosieonaflighttoMichigan.It'sgoodtoknowthere'sstillsomeoneouttherewho16enoughtogotothatkindof17saysLisaofEhlers'rescue18. Ifiguredwhoeverlostthedogwasprobablyjustas19toitasIamtomydogssaysEhlers.IfithadbeenmydogI'dhopethatsomebodywouldbe20togothatextramile. 1A.read B.forgot C.thought D.heard 2A.fighting B.trembling C.eating D.sleeping 3A.tried B.agreed C.promised D.regretted 4A.calmeddow B.stoodup C.rolledover D.runoff 5A.injured B.stolen C.lost D.rescued 6A.home B.past C.back D.on 7A.preparation B.explanation C.test D.search 8A.cautiously B.casually C.skillfully D.angrily 9A.surprise B.joy C.hesitation D.anxiety 10A.predicted B.advertised C.believed D.recorded 11A.house B.phone C.street D.car 12A.called B.copied C.counted D.remembered 13A.fed B.adopted C.found D.cured 14A.hunted B.skied C.lived D.worked 15A.onpurpose B.ontime C.inturn D.invain 16A.cares B.sees C.suffers D.learns 17A.place B.trouble C.waste D.extreme 18A.service B.plan C.effort D.team 19A.equal B.allergic C.grateful D.close 20A.suitable B.proud C.wise D.willing
假定你是李华你的英国朋友Tim想在寒假时到中国旅游发邮件向你征求旅游建议.请你回复邮件内容包括1.推荐一个旅游城市2.给出推荐理由. 注意 1.词数100左右 2.可以适当增加细节以使行文连贯 3.开头和结尾己给出不计入总词数. DearTim Yourssincerely LiHua
已知1+2xn的展开式中含有x2的项的系数是60则展开式中各项系数和为．
ImagineachildstandingonadivingboardfourfeethighandaskinghimselfthequestionShouldIjumpThisiswhatmotivationorthelackofitcando．Motivationandgoalsettingarethetwosidesofthesamecoin．1G．Likethechildonthedivingboardyouwillstayundecided． 2B．MorethanthathowshouldyoustaymotivatedtoachievethegoalFirstyouneedtoevaluateyourselfyourvaluesyourstrengthsyourweaknessesyourachievementsyourdesiresetc．Onlythenshouldyousetyourgoals． Youalsoneedtojudgethequalityanddepthofyourmotivation．Thisisquiteimportantbecauseitisdirectlyrelatedtoyourcommitment．Therearetimeswhenyourheartisnotinyourwork．3A．Soslowdownandthinkwhatyoureallywanttodoatthatmoment．Clarity清晰ofthoughtscanhelpyoumoveforward． Anotherwayofsettingrealisticgoalsistoanalyzeyourshortandlongtermobjectiveskeepinginmindyourbeliefsvaluesandstrengths．Rememberthatgoalsareflexible．4E．Theyalsoneedtobemeasurable．Youmustkeepthesepointsinmindwhilesettingyourgoals． Yourpersonalcircumstancesareequallyimportant．Forexampleyoumaywanttobeapilotbutcan'tbecomeonebecauseyoureyesightisnotgoodenough．5C．Youshouldreassessyourgoalsandmotivateyourselftosetafreshgoal． Youwillsurelyneedtoovercomesomedifficultiessomeplannedbutmostunplanned．Youcannotovercomethemwithoutamplemotivation．Makesurethatyouplanforthesedifficultiesatthetimeofsettingyourgoals． A．Thiscanaffectyourwork． B．Sohowshouldyoumotivateyourself C．Howeverthisshouldnotdiscourageyou． D．Sowhyshouldwetrytosetspecificgoals E．Theycanchangeaccordingtocircumstances． F．Motivationiswhatyouneedmosttodoagoodjob． G．Withoutmotivationyoucanneithersetagoalnorreachit．
Seniorcitizensarethefirsttocometoourmindwhenyouthinkofhearinglossbutinarecentreporthearingprofessionalsworryteenagerswillsoonoutnumberagingadults1itcomestolivingwithhearingloss. TheriseinpopularityofpersonalaudiodevicesfromiPodstosmartphoneshashaddangerouseffectontheearsofthosewhousethemmostteenagers!Aresearch2conductbytheWorldHealthOrganizationfindsthatnearly50%ofteens3fallintothehabitofexposingthemselvestounsafelevelsofsoundsofar. Asoundisconsideredunsafewhenitgoesbeyond85decibels分贝.Atthatlevelittakesjust8hoursoflisteningoveryourlifetimetocausedamage.Thelouderthesoundisthe4littletimeittakestocausedamage.Becausehearinglossis5typicalconsideredahealthproblemfortheelderlyitisdifficulttoconvincealreadystubbornteenagersthattheyreallyaredoingdamage6theirears. Youngadults7havebeenexposedtoloudnoiseoveraperiodoftimemayhavesomehearinglosssymptoms.Their8abletolearniscompromisedandtheymayhavedifficultydevelopingsocialskills. Inanefforttohelpteensbetterprotecttheirhearingwesuggest9setvolumelimitsonpersonalaudiodevices.10isalsogoodtolimittheamountoftimeexposedtonoiseandtotakelisteningbreakstogivetheearsarest.
Onedayaprofessorenteredtheclassroomandaskedhisstudentstoprepareforasurprisetest.Theywaitedanxiouslyattheirdesksforthetesttobegin.Theprofessor1thequestionpaperswiththetextfacingdownasusual.2hehandedthemalloutheaskedhisstudentsto3thepageandbegin.Toeveryone'ssurprisetherewereno4justablackdotinthecenterofthepage.Theprofessorseeingtheexpressiononeveryone'sfacetoldthemthefollowing Iwantyoutowritewhatyou5there. Thestudents6gotstartedontheinexplicable费解的task. Attheendoftheclasstheprofessor7alltheanswerpapersandstartedreadingeachoneofthemaloudinfrontofallthestudents.Allofthemwithno8describedtheblackdottryingtoexplainitspositioninthemiddleofthesheetetc.Afterallhadbeen9heclassroomwassilentandtheprofessorbegantoexplain I'mnotgoingtograde打分this.I10wantedtogiveyousomethingtothinkabout.Noonewroteaboutthe11partofthepaper.Everyonefocusedontheblackdotandthesamehappensinour12.Wehaveawhitepapertoobserveand13butwealwaysfocusonthedarkspots.Ourlifeisa14giventouswithloveandcareandwealwayshave15tocelebratenaturerenewingitselfeverydayourfriendsaroundusthejobthat16ourlivelihoodandthemiraclesweseeeveryday. 17weinsistonfocusingonlyonthedarkspotsthehealthissuesthatbotherusthelackofmoneythe18relationshipwithcolleaguesthe19withafriendandetc. Thedarkspotsarevery20comparedtoeverythingwehaveinourlivesbuttheyaretheonesthatpolluteourminds. 1A.handedout B.wrappedup C.referredto D.pointedat 2A.Since B.Until C.If D.After 3A.fold B.turn C.open D.use 4A.exercises B.choices C.questions D.scores 5A.remember B.imagine C.study D.see 6A.surprised B.confused C.curious D.displeased 7A.collected B.finished C.marked D.selected 8A.excuse B.doubt C.exception D.explanation 9A.said B.answered C.returned D.read 10A.also B.just C.even D.finally 11A.big B.black C.beautiful D.white 12A.lives B.classrooms C.colleges D.studies 13A.send B.keep C.enjoy D.show 14A.burden B.gift C.pressure D.lesson 15A.reasons B.time C.freedom D.festivals 16A.threatens B.ruins C.provides D.changes 17A.However B.Therefore C.Besides D.Moreover 18A.close B.complicated C.special D.strong 19A.stay B.contact C.satisfaction D.disappointment 20A.dark B.round C.small D.dirty
1.TrueCar.com Topdealerscompeteforyourbusinessbyofferinglowerprices.TrueCarspendsalotofmoneyandresourcesonmakingsuretheentirecarrentingexperienceissimpleandstraightforward.Ifyou'reinthemarketforanewcargivethissiteatryfirst. TrueCar'snetworkchecksmanyofthepricesinyourareaandgetsyouthebestpriceforthecaryou'relookingfor. 2.Carvoy.com Itoffersmorecontrolbyallowingyoutobuildyourcarandselectyourrentalplan.Thebuildyourcaroptionisoneofthebetteroptionsforthoselookingtoaddonfeaturestotheircar.Ifyou'relookingforcarswithoptionslikeasunroofornavigation导航it'sCarvoythatmakesitveryeasytogetstartedwiththeprocess. 3.CarsDirect.com Theyhavealargecollectionofnewandusedcarsandalsoprovideresourcesforcarcomparisons.Inthebusinessformanyyearstheyareoneofthefirstonlinecaroutlets.Theyhaveastaffthatcanusuallyhelpyouifyougivethemacall.TheirphonesupportisverygoodandtheyaremostlylocatedintheUnitedStates. 4.CarRent.com Itdeliversyourrentalcartothedoorwhichisactuallyahugesellingpoint.Manypeopledon'tliketogotoadealershiporevendrivesomewheretopickupacar.Imaginerentingacarandhavingitdeliveredrighttoyourdoorstepnodrivingnecessary! 5.CostcoAuto.com Itoffersmember﹣onlysavingsmanycarselectionsandaneasysign﹣upprocess.ThedealsthroughCostcoaregreatandunique.ManytimestheyhavedealswithGeneralMotorscarslikeChevrolet.TherearealotofdealstobedonebuttheonethingthatCostcodoesnotdoisnegotiatetheprice. 1What'sthesellingpointofTrueCar.com? A.Itsmostreasonablepricesforcars. B.Thediversityofitsusedcars. C.Itsdeliveryservicetoyourdoor. D.Thespecialofferstoitsmembers. 2WhatisthespecialservicethatCarvoy.comprovides? A.Youcanhaveotherfunctionsaddedtoyourcar. B.Youcanrentacarmoreeasilythanelsewhere. C.Youcandesignthewholecarbyyourself. D.Youcanhavebetteroperationoveryourcar. 3Ifyouareagoodbargainerit'swisetoavoiddealingwith. A.CarsDirect.com B.Carvoy.com C.CarRent.com D.CostcoAuto.com
假定你是校排球队队长李华．请写封邮件告知你的队友Chris球队近期将参加比赛内容包括 1．比赛信息 2．赛前准备 3．表达期待． 注意 1．词数100左右 2．可以适当增加细节以使行文连贯．
曲线y=x2和曲线y2=x围成的图形面积是
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. SinceIwasakidI'veconsidereddifferentjobIwouldliketodo.FirstIwantedtobeafiremanwhoseuniformlookedsocoolly.ThenwhenIwasinthefivegradeIwantedtobeateacherbecauseIlikedmyEnglishteachertoomuch.WhenIstudiedchemistryhighschoolIreconsideredmggoalordecidedtobeadoctor.Theyweretworeasonsforthedecision.OnewasthatIwasamazingatthefactthatasickpersoncouldfeelmuchmorebetterafterseeingadoctor.AndtheotheristhatIwantedtohelppeopleinneed.
AcompanyinSanFranciscoCaliforniahasfoundatoturnusedplasticbottlesintowomen'sshoes. EverydaymillionsofAmericansdrinkwaterandotherliquidsfromplasticbottles.Morethan60millionofthemarcthrownawayeachday.Manyoftheplasticbottlesendupinlandfillsorareburnedwithotherwasteproducts. ASanFranciscostart﹣upcompanycalledRothy'showeverturnsthisplasticwasteintoenvironmentallyfriendlyshoes.RothMartinisthecompany'sco﹣founder.Heexplainshowtheyturnplasticintosoftmaterialforwomen'sfeet.Theytaketheplasticcleanitandbreakitdownintosmallpieces.Thentheypressthemthroughadevicethatmakessoftfibers.Thosefibersarethencombinedtogether.Thisisdonebya3Dmachine.Itisdesignedtoreducewastewhilemakingtheshoes.Theknittedstuffandtheinnerpartoftheshoearethenattachedtotheshoe'souterpartcalledthesole鞋底.Thisoutersoleisalsomadefromenvironmentallyfriendlymaterialresponsiblyresponsiblysourcedno﹣carbonrubber. Rolhy'sshoesaresoldonline.Theyareflatshoeswitheitheraroundedorpointedtoe.Theycomeindifferentcolorsanddesigns.Theycosteither125or145perpairdependingonthedesign.AfterAmericanactressGwynethPaltrowdiscoveredthemlastyearthedemandfortheshoesgrew.Martinsaysthereisnoshortageofmaterialtofillthatdemand.We'renotgoingtorunoutofwaterbottlesanytimesoon.SowehavealimitlesssupplyofmaterialandIthinkthatisagoodsignforourfuture.Whentheenvironmentallyfriendlyshoeswearoutcustomerscanreturnthematnocosttoacompanythatusestherecycledmaterialtomakeotherproducts. FornowtheshoesareonlyavailabletobeshippedintheUnitedStates.Howeverthecompanysaysitwilladdinternationalshippinginthenearfuture. 1Howareusedplasticbottlesusuallydealtwith? A.Theyareusedtomakeshoes. B.Theyareburiedorburned. C.Theyarechangedintosoftmaterials. D.Theyarereturnedtofactoriesforreuse. 2Whatdoestheunderlinedwordknittedinthethirdparagraphmean? A.Combined. B.Fixed. C.Spotted. D.Repaired. 3WhichofthefollowingdirectlyhelpedtoincreasethesalesofRothy'sshoes? A.Thedesignandcolor. B.Thereasonableprice. C.ThestarpowerofGwynethPaltrow. D.Thecompany'sadvertisement. 4Whatisthepurposeofthetext? A.Toadvertiseanewkindofshoes. B.Todescribetheprocessofmakingshoes. C.Tointroduceanewwayofrecyclingplasticwaste. D.Tostresstheimportanceofenvironmentalprotection.
Youcanusemeasalastresort选择andifnobodyelsevolunteersthenIwilldoit.ThiswasanactualreplyfromaparentafterIputoutarequestforvolunteersformykids'lacrosse长曲棍球club. Iguessthatthere'sprobablysomedemandingworkscheduleorsocialanxietyaroundsteppinguptohelpforanunknownsport.Shemayjustneedalittlepersuading.SoItryagainandtugattheheartstrings.ImentionthesingleparentwithfourkidsrunningtheshowandItalkaboutthedadcoachingateamthathiskidsaren'tevenon…AtthispointtheunwillingparentspeaksupAlright.YesI'lldoit. I'msecretlyrelievedbecauseIknowthere'srealpowerinsharingvolunteerresponsibilitiesamongmany.Theunwillingparentorganizesthemealschedulesendsoutemailsandcollectsmoneyforend﹣of﹣seasongifts.Somewherealongthewaythesameparentendsupbecominganinvaluablememberoftheteam.Thecoachisabletofocusonthekidswhiletheotherparentsarerelievedtobeoffthehookforanotherseason.Handingoutslicedorangestobloodthirstykidscanbeasexcitingaswatchingyourownkidscoreagoal. Stillmostofusvolunteersbreatheasighofreliefwhentheseasoncomestoaclose.ThatreliefiscoupledwithadeepunderstandingofwhythesamepeoplekeepcomingbackformoreConnectingtothecommunity社区asyoufreelygiveyourtimemoneyskillsorservicesprovidesarealjoy.Volunteeringjustfeelssogood. InthatsenseI'mprettysurevolunteeringismoreofaselfishactthanI'dfreelyliketoadmit.HoweverifothersbenefitintheprocessandIgetsomerewardtoodoesitreallymatterwheremymotivationlies? 1Whatcanweinferabouttheparentfromherreplyinparagraph1? A.Sheknowslittleabouttheclub. B.Sheisn'tgoodatsports. C.Shejustdoesn'twanttovolunteer. D.She'sunabletomeetherschedule. 2Whatdoestheunderlinedphrasetugattheheartstringsinparagraph2mean? A.Encourageteamwork. B.Appealtofeelings. C.Promotegooddeeds. D.Provideadvice. 3Whatcanwelearnabouttheparentfromparagraph3? A.Shegetsinterestedinlacrosse. B.Sheisproudofherkids. C.She'llworkforanotherseason. D.Shebecomesagoodhelper. 4Whydoestheauthorlikedoingvolunteerwork? A.Itgivesherasenseofduty. B.Itmakesherveryhappy. C.Itenableshertoworkhard. D.Itbringshermaterialrewards.
JinancapitalcityofEastChina'sShandongprovincewillhost1internationalwinterswimmingcompetitionatDamingLakeScenicAreaonJan12and13.Atotalof956swimmersfrom31countriesandregions2includetheUnitedStatesRussiaandBritainwilltakepartinthe3enjoyevent. 4hostbytheJinanmunicipalgovernmenttheJinanwinterswimmingrace5holdforsixsuccessiveyears.Itwillact6awarm﹣upeventfortheforthcomingWinterSwimmingWorldCup.Itisalsolistedinthe2019Sino﹣FinlandWinterSportYearseries.JanWahlbergtheconsulgeneralofFinlandinShanghaiwillattendtheopeningceremonytopromotesportstourismactivitiesinFinlandandChina. Jinanisacityofsprings7enjoyspicturesquesceneryandarichculture.Thousandsofwinterswimmerswillhavethechance8experiencethebeautyofspringwaterinthecityGaoLiwenthe9directofJinanSportsBureausaidatapressconferencefortheeventonJan7. Thecompetitionwillseebothopenwaterracing10poolracingtakeplace.Inthepoolracingcompetitiontherewillbe4x25mmixedrelay25﹣meterfreestyleandfreestylerelay.
在平面直角坐标系xOy中点Px0y0在单位圆O上设∠xOP=α且．若则x0的值为．
MyFavouriteBooks JoUsmarisawriterforCosmopolitanandco﹣authoroftheThisBookWillseries系列oflifestylebooks．Hereshepickshertopreads． Matilda RoaldDahl IoncewroteapaperontheinfluenceoffairytalesonRoaldDahl'swritinganditgavemeanewappreciationforhisstrangeanddelightfulworlds．Matilda'sbattleswithhercruelparentsandthebossyheadmistressMissTrunchbullareequallyfunnyandfrighteningbutthey'realsoaspirational． AfterDark HarukiMurakami It'sabouttwosisters﹣Eriamodelwhoeitherwon'torcan′tstopsleepingandMariayoungstudent．IntryingtoconnecttohersisterMaristartschangingherlifeanddiscoversaworldofdiversenightpeoplewhoarehidingsecrets． GoneGirl GillianFlynn Therewasabitofmethatdidn′twanttolovethiswheneveryoneelseontheplanetdidbutthehorrorstoryisbrilliant．There'stensionandanxietyfromthebeginningasNickandAmybattleforyourtrust．It'sarealwhodunitandthefrustrationwhenyourealisewhat'sgoingonishorriblyenjoyable． TheStand StephenKing Thisisanexcellentfantasynovelfromoneofthebeststorytellersaround．Afteraseriousfluoutbreakwipesout99.4%oftheworld′spopulationabattleunfoldsbetweengoodandevilamongthoseleft．RandallFlaggisoneofthescariestcharactersever． 1WhodoesIrefertointhetextC A．StephenKing． B．GillianFlynn． C．JoUsmar． D．RoaldDahl． 2WhichofthefollowingtellsaboutMariandEriC A．Cosmopolitan． B．Matilda． C．AfterDark． D．TheStand． 3WhatkindofbookisGoneGirlD A．Afolktale． B．Abiography． C．Alovestory． D．Ahorrorstory．
A90﹣year﹣oldhasbeenawardedWomanOfTheYearfor1beingbeBritain'soldestfull﹣timeemployee﹣stillworking40hoursaweek．NowIreneAstburyworksfrom9amto5pmdailyatthepetshopinMacclesfield2whichsheopenedwithherlatehusbandLes．Heryearsofhardworkhave3finallyfinalbeenacknowledgedafteracustomernominated提名hertobeCheshire'sWomanOfTheYear． PickingupherLifetimeAchievementawardproudIrene4declareddeclareshehadnoplans5toretireretirefromher36﹣year﹣oldbusiness．IrenesaidIdon'tseeanyreasontogiveupwork．IlovecominghereandseeingmyfamilyandallthefriendsI6havemademakeovertheyears．IworknotbecauseIhaveto7butbecauseIwantto． GranddaughterGayleParks31﹣whoworksalongsideherinthefamilybusiness﹣saiditremainedunknownastowhonominatedIrenefortheaward．ShesaidWedon'thaveanyideawhoputgrandmaforward．Whenwegotacall8sayingsayshewasshort﹣listedwethoughtitwas9ajoke．Butthenwegotanofficialletterandwewereblownaway．Wearesoproudofher．It's10wonderfulwonder．
After21yearsofmarriagemywifewomanouttotakeanotherwomanouttodinnerandamovie.Theotherwomanwasmymotherwhohasbeenawidow寡妇for19years.Hpweverthedemamdsofmyworkandmythreechildrenhadmadeitpossibletovisitheronlyocasionally. ThatFridayafterworkwnenIarrivedatherhousemymotherwaswaitinginthedoorwithhercoaton.Shehadcurledherhairandwaswearingthedressthatshehadworntocelebrateherlastweddinganniversary. Wewenttoarestaurantthatalthoughnotelegantwasveryniceandcomfortable.Mymothertookmyarmasifshewere!heFirstLady.Duringthedinnerwehadanagreeableconversationaboutnothingextraordinarybutjustcaughtuponrecentevents.Wetalkedsomuchthatwemissedthemovie. AswearrivedatherhouselatershesaidI'llgooutwithyouagainbutonlyifyouletmeinviteyou.Iagreed.Afewdayslatermymotherdiedofaseriousheartattack.IthappenedsosuddenlythatIdidn'thaveachancetodoanythingforher. SometimelaterIreceivedanenvelopewithacopyofarestaurantreceipt收据fromthesameplacemotherandIhaddined.Anattachednotesaid**Ipaidthisbillinadvance.Iwasn'tsurethatIcouldbetherestillIpaidfortwoplates﹣oneforyouandtheotherforyourwife.Youwillneverknowwhatthatnightmeantforme.Iloveyou.Son. AtmatmomentIunderstoodtheimportanceofsayingUIloveyouandofgivingourlovedonesthetimetheydeserve.Nothinginlifeismoreimportantthanfamily.Givefamilymemberstheattentiontheydeservebecausethesethingscannotbeputofftillsomeother'time. 1Theauthordescribesindetailhowhismotherlookedinorderto. A.showreadershismother'scharacter B.stresshowimportantthedinnerwastohismother C.createanatmosphereofhappiness D.emphasizetheimportanceoftablemanners 2Theauthorshouldbethankfulto. A.hismomwhopaidinadvanceforthenextdinner B.Godwhogavehimthechancetohavedinnerwithhismom C.hiswifewhopushedhimtohavewithhismom D.hischildrenwhowereveryunderstandingandhelpful 3Wecaninferfromthestorythat. A.theauthor'smotherfeltsatisfiedtohavepaidthebillinadvance B.theauthorandhismothertalkedaboutbigeventsduringtheirdinner C.theauthorandhismothersawamovietogetheraftertheirdinner D.theauthorconsidershisworkandfamilyagreatburden 4Whatdoestheauthorintendtotelluswiththisstory? A.Agoodheartissuretofindanothertomatchit. B.Weshouldseekforgoodopportunitiestoexpressourlove. C.Ifyouputsomethingoffyouwillregretitinthefuture. D.It'simportanttoexpressourlovetoourlovedonesintime.
假设你是李华你的英国笔友Tony即将完成学业上周他来信就是否到中国工作询问你的意见.请根据以下提示回一封电子邮件内容包括 1建议他来中国就业 2阐述你的理由就业机会多专业受欢迎不同的文化体验等 3承诺可以提供帮助. 注意1词数100左右开头和结尾已给出不计入总词数 2可适当增加细节以使行文连贯. DearTony Yours LiHua
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