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315 个结果
  • 简介:2012年9月,译林版牛津小学英语教材改版,引发了新一轮的课堂教学研讨,今年的“杏坛杯”课堂教学展评活动也为新教材研讨提供了一个平台,在我担任评委的海安赛区,参赛的9名选手对3BUnit6的Storvtime板块进行了同课异构,在他们的教学展示中,我们欣赏到的是不同的教学风格,感受到的是同样的研究热情。“以学定教,学教相长”是本次课堂教学展评活动的研讨主题.所有授课教师都对此进行了深入的思考,在他们的课堂上,我们看到了教师从9节课例

  • 标签: 以学定教 学习体验 WHAT TIME 课堂教学 执教
  • 简介:在英语课堂教学中,waiting—time(待时间)如何掌握值得研究。实践证明,对课堂实录进行“等待时间(wait-time)”的选择性分析,提高这方面的认识,做好“等待时间”的加减法,有利于实现“以学生为主体”的师生交流与互动。

  • 标签: 英语 课堂教学 等待时间
  • 简介:话题呈现假设你校英语论坛正在针对“中学生是否应该做兼职”这个话题进行讨论,请根据下面的提示写一个帖子发表在该论坛上。要求:1.词数80~100。2.文中不能出现自己真实的姓名和所在学校的名称。

  • 标签: 英语 阅读材料
  • 简介:Purpose:Theaimofthisstudywastoevaluatetheprogram"Nomoresmoking!It’stimeforphysicalactivity",withamixedmethodsdesign,inordertocollectinformationtoimprovetheprogramforfutureapplications.Methods:Fortypatientsacrossfiveanti-smokingclinicsinCentralGreececompletedtheprogram.Counselors’recordsandparticipants’questionnairesandinterviewswereusedasdatainordertoevaluatetheprograms’processandoutcome.Results:Quantitativemeasuresbeforeandaftertheprogramrevealedsignificantdifferencesonsmokingbehavior,physicalactivity(PA)behavior,self-efficacy,andsmokinghabitmeasures.QualitativedataimpliedthatthepromotionofPAasacessationaidwasperceivedaspositivebytheparticipantsandbothparticipants’andcounselors’statementswereencouragingfortheeffectivenessofPApromotionduringtheprogramasacessation-aidtechnique.Conclusion:Evaluationofthe"Nomoresmoking!It’stimeforphysicalactivity"programshowedencouragingresults.PeoplewhotrytoquitsmokingcanbecomemorephysicallyactivethroughtargetedinterventionandtheyregardPAasasignificantaidintheireffortstoquitsmoking.

  • 标签: COUNSELING Evaluation GREEK ADULTS Physical activity
  • 简介:Background:Novelplayertrackingtechnologiescanchangetheunderstandingofperformancedeterminantsinteamsportsbyallowingtoaccuratelymeasuringtheactivitydemands.Theaimofthisstudywastoidentifyhowthedefensivepressureaffectsthetime-motionvariablesandthetechnicalactionsinbasketball.Methods:Twentyinternationalmaleplayers(age:16.05±2.09years,weight:73.13±8.10kg,height:183.10±5.88cm)playedtwo10minbasketballquarters,wheretheyusedaman-to-man1/4-courtdefenseuntilthe4thmin(F1/4),changedtoman-to-manfullcourt(FULL)for3minand,fromthe7thtothe10thminreturnedto1/4-courtdefense(S1/4).AcomputerizednotationalanalysiswasperformedusingSimiScoutandpositionaldatawerecapturedwiththeUbisenseRealTimeLocationSystem(meansamplingrate3.74±0.45Hzpertransmitter/player).Results:Thetime-motionvariablespresentedsimilarresultsbetweendefensiveconditions,showingatotaldistancecoveredaround90m/min.However,resultssuggestedpossibleverticaljumpimpairmentsinS1/4periods.Therewasmoredistancecoveredwhilejoggingintheoffensivecourt(38.15±12.17m/minoffensivecourtvs.32.94±10.84m/mindefensivecourt,p<0.05)andmoredistancecoveredwhilerunninginthedefensivecourt(16.41±10.27m/minoffensivecourtvs.19.56±10.29m/mindefensivecourt,p<0.05).Conclusion:Theseresultssuggesthowtoimprovetaskrepresentativenessduringspecificconditioningorgame-basedtrainingsituationsandalsotohelpcoaches’strategicdecisionsduringthegames.

  • 标签: Activity DEMANDS PERFORMANCE analysis PERFORMANCE indicators
  • 简介:Radio-frequency(RF)tomographyisanemergingtechnologywhichderivestargetslocationinformationbyanalyzingthechangesofreceivedsignalstrength(RSS)inwirelesslinks.ThispaperpresentsandevaluatesanovelRFtomographysystemwhichiscapableofdetectingandtrackingatime-varyingnumberoftargetsinaclutteredindoorenvironment.ThesystemincorporatesanobservationmodelbasedonRSSattenuationhistogramandamulti-targettracking-by-detectionfilteringapproachbasedonprobabilityhypothesisdensity(PHD)filter.Inaddition,thesequentialMonteCarlomethodisappliedtoimplementthemulti-targetfiltering.Toevaluatethetrackingsystem,theexperimentsinvolvingupto3targetswereperformedwithinanobstructedindoorareaof70m^2.Theexperimentalresultsindicatethattheproposedtrackingsystemiscapableoftrackingatime-varyingnumberoftargets.

  • 标签: RADIO-FREQUENCY TOMOGRAPHY MULTI-TARGET TRACKING wireless sensor
  • 简介:重点词汇1.organizev.(=organise)组织;筹备I’llinvitepeopleifyoucanorganizefoodanddrinks.如果你能备办饮食,我就负责请人。短语(1)organizeaparty/trip组织聚会/旅行(2)organizewell/badly组织周密/不好拓展(1)organizer/organisern.组织者(2)organized/organisedadj.有条理的;安排有序的(3)organization/organisationn.组织;团体;机构2.upsetadj.难过;失望;沮丧Don’tgetsoupset.

  • 标签: organize party invite badly ADVICE 一般将来时
  • 简介:分析小学中、高年段教师在Cartoontime板块教学的读前导入、读中活动和读后活动中教学手段及教学理念的不同之处。研究发现,小学中年段Cartoontime板块的教学以感悟趣味、激发学习兴趣为主,小学高年段Cartoontime板块的教学以提升阅读能力、培养阅读策略为主。

  • 标签: CARTOON TIME 板块 中年段 高年段 小学英语
  • 简介:摘要:本文立足于Story time板块教学,从激发阅读兴趣、提高阅读能力、演绎阅读精彩和提升阅读品格四个方面来提升学生的阅读素养。

  • 标签: Story time板块 阅读素养 小学英语
  • 简介:即时监视和3D可视化分析系统为水坝基础窗帘grouting被建议。基于即时控制技术,优化方法和集合理论,系统的一个数学模型被建立。grouting数据的即时收集和传播技术为系统提供一个数据基础。监视的即时grouting和动态惊动方法帮助系统在grouting期间控制grouting质量这样,处理grouting的畸形,例如jacking并且水力高举,能有效地被控制。另外,3Dgrouting可视化分析技术被建议建立grouting信息模型(GIM)。GIM提供一个平台设想并且分析grouting过程和结果。系统作为案例研究被用于中国的一个水力的工程,并且应用程序结果显示监视的即时grouting和为grouting进程的3D可视化分析能帮助工程师更高效地控制grouting质量。

  • 标签: 天津大学学报 英文版
  • 简介:在当代英语中,某些表示时间的名词,如:moment、time、day、week、month、year等,可用来引导时间状语从句,其作用相当于justassoonas、directly、immediately、atexactlythetimewhen等。该结构可使语言生动、言简意赅,富于节奏感。现分述如下:

  • 标签: 时间状语从句 引导 生动 节奏感 名词 英语
  • 简介:摘要:小学英语教学改革的十多年来,“以教为中心”的英语课堂教学模式仍然大范围存在。在新版《PEP小学英语》教材中Story time 板块中的故事生动有趣,深受学生喜爱,但往往因为这一板块属于C部分选学内容而被教师忽视。许多教师在上故事课时只关注故事文本中的语言知识点,而忽略了故事本身和学生自主学习故事的主观能动性。如何在“以学为中心”的理念指导下结合任务型教学法有效开展story time教学,实现Story time 板块教学的最优化,是值得一线小学英语教师深思的问题。

  • 标签: 学为中心,Story time,任务型教学法(TBLT),有效信息
  • 简介:Background:Thoughthemechanismsofskeletalmuscleregenerationaredeeplyunderstood,thoseinvolvedinmusclecontusion,oneofthemostcommonmuscleinjuriesinsportsmedicineclinics,arenot.Theobjectiveofthisstudyistoexplorethemechanismsinvolvedinmuscleregenerationaftercontusioninjury.Methods:Inthisstudy,atotalof72micewereused.Eightofthemwererandomlychosenforthecontrolgroup,whiletherestweresubjectedtomusclecontusion.Subsequently,theirgastrocnemiusmuscleswereharvestedatdifferenttimepoints.Thechangesinmusclemorphologywereassessedbyhematoxylinandeosin(HE)stain.Inaddition,thegeneexpressionwasanalyzedbyreal-timepolymerasechainreaction.Results:Thedatashowedthattheexpressionofmanygenes,i.e.,specificmarkersofimmunecellsandsatellitecells,regulatoryfactorsformuscleregeneration,cytokines,andchemokines,increasedintheearlystagesofrecovery,especiallyinthefirst3days.Furthermore,therewerestrictrulesintheexpressionofthesegenes.However,almostallthegenesreturnedtonormalat14dayspost-injury.Conclusion:Thesequenceofimmunecellsinvadedaftermusclecontusionwasneutrophils,M1macrophagesandM2macrophages.SomeCC(CCL2,CCL3,andCCL4)andCXC(CXCL10)chemokinesmaybeinvolvedinthechemotaxisoftheseimmunecells.HGFmaybetheprimaryfactortoactivatethesatellitecellsaftermusclecontusion.Moreover,2weeksareneededtorecoverwhenacutecontusionhappensasusedinthisstudy.

  • 标签: 基因表达分析 骨骼肌 挫伤 时间相关 肌肉损伤 小鼠
  • 简介:本文根据在常见的物化教材中半衰期的通式和用半衰期确定反应级数的方法的知识,推导出其它反应时间的通式和用其它反应时间与浓度的关系确定反应级数的方法.

  • 标签: n Ca_o t(1/3) t(x/3)