概要写作Screen-time-课件公开课.pptx

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1、screen timeSummary WritingThe gist keywordsIfyoureworriedthattoomuch“screentime”couldbadlyinfluenceyourchildsintelligence,newresearchsuggestsyoumightberight.Byanalyzingthedatagatheredfromover4500U.S.kidsaged8to11between2016and2017,JeremyWalsh,apostdoctoralfellowwiththeCHEOResearchInstituteinOttawa,f

2、oundthattoomuch“screentime”couldbeharmingyourchildsintelligence.Kidswiththesharpestintellectsspentlessthantwohoursadayontheircellphones,tabletsandcomputers,coupledwith9to11hoursofsleepandatleastanhourofphysicalactivity.Toomuchscreentimecouldbeaffectingkidsabilitytofocus,especiallyiftheyareswitchingb

3、etweenappsonadeviceorbetweendifferentscreensatthesametime,Walshsuggested.“Oneleadinghypothesis(假设)isthatmuchtimeonscreensisspentmultitasking,usingmultipleappsordevicesatonce,”hesaid.“Thiscaninterferewithachildsabilitytofocusandkeepinterestonatask.Itcanbedamagingthebuildingblocksforgoodcognition(认知).

4、”Sleepisimportantforbraindevelopment,sincethatswhenthebrainreorganizesitselfandgrows,Walshadded.Besides,exercisehasbeenshowntoincreasebloodflowtothebrainandoxygenationofbraintissues,andincreasetheconnectivityofnetworksinthebrain.Toomuchscreentimecouldleadtoa“cascade”effectwherekidsdontgetenoughsleep

5、andthenarelessactiveduringtheday.“Youcanseehowthiswouldhaveanimpactonbrainhealth,”Walshsaid.Whatshouldparentsdo?Walshadvisedsettingfirmrulesregardingtheuseofscreens,includinghowlongchildrenareusingthescreens,thekindsofappstheyareusingandhowmanyscreenstheyareusingatonce.Concernedparentsalsoshouldprev

6、iewgamesorappsbeforelettingtheirchildrenplay,seekoutmoreinteractive(交互的)optionsthatengagethechildsmind,anduseparentalcontrolstoblockorfiltercontentandlimitscreentime.topic/theme 不用轻易变动错误：using electronic devices too muchplaying with electric product spent long time using technological product The st

7、ructureIfyoureworriedthattoomuch“screentime”couldbadlyinfluenceyourchildsintelligence,newresearchsuggestsyoumightberight.Byanalyzingthedatagatheredfromover4500U.S.kidsaged8to11between2016and2017,JeremyWalsh,apostdoctoralfellowwiththeCHEOResearchInstituteinOttawa,foundthattoomuch“screentime”couldbeha

8、rmingyourchildsintelligence.Kidswiththesharpestintellectsspentlessthantwohoursadayontheircellphones,tabletsandcomputers,coupledwith9to11hoursofsleepandatleastanhourofphysicalactivity.Toomuchscreentimecouldbeaffectingkidsabilitytofocus,especiallyiftheyareswitchingbetweenappsonadeviceorbetweendifferen

9、tscreensatthesametime,Walshsuggested.“Oneleadinghypothesis(假设)isthatmuchtimeonscreensisspentmultitasking,usingmultipleappsordevicesatonce,”hesaid.“Thiscaninterferewithachildsabilitytofocusandkeepinterestonatask.Itcanbedamagingthebuildingblocksforgoodcognition(认知).”Sleepisimportantforbraindevelopment

10、,sincethatswhenthebrainreorganizesitselfandgrows,Walshadded.Besides,exercisehasbeenshowntoincreasebloodflowtothebrainandoxygenationofbraintissues,andincreasetheconnectivityofnetworksinthebrain.Toomuchscreentimecouldleadtoa“cascade”effectwherekidsdontgetenoughsleepandthenarelessactiveduringtheday.“Yo

11、ucanseehowthiswouldhaveanimpactonbrainhealth,”Walshsaid.Whatshouldparentsdo?Walshadvisedsettingfirmrulesregardingtheuseofscreens,includinghowlongchildrenareusingthescreens,thekindsofappstheyareusingandhowmanyscreenstheyareusingatonce.Concernedparentsalsoshouldpreviewgamesorappsbeforelettingtheirchil

12、drenplay,seekoutmoreinteractive(交互的)optionsthatengagethechildsmind,anduseparentalcontrolstoblockorfiltercontentandlimitscreentime.ProblemDisadvantage1Disadvantage2SuggestionDisadvantagesTip1:Identify the textual pattern.认清文章结构Para.1Ifyoureworriedthattoomuch“screentime”couldbadlyinfluenceyourchildsin

13、telligence,newresearchsuggestsyoumightberight.Byanalyzingthedatagatheredfromover4500U.S.kidsaged8to11between2016and2017,JeremyWalsh,apostdoctoralfellowwiththeCHEOResearchInstituteinOttawa,foundthattoomuch“screentime”couldbeharmingyourchildsintelligence.Kidswiththesharpestintellectsspentlessthantwoho

14、ursadayontheircellphones,tabletsandcomputers,coupledwith9to11hoursofsleepandatleastanhourofphysicalactivity.Sentence Function KeywordsS1S2S3引出要点提出要点对比论证badly influence,childs intelligenceharm,childs intelligencesleep,physical activityTip2:Figure out the relationship between sentences.理清句与句之间的关系Summa

15、ry for Para.1Too much“screen time”could badly influence your childs intelligence.lnegatively affect/impactlhave a bad/negative effect/influence/impact onldamage/harm/impairldo damage/harm tolbe harmful to excessiveNew research has found/suggested/showed/revealed that excessive“screen time”may negati

16、vely affect childrens intelligence.?It is said/proved/confirmed/right that.Para.2Toomuchscreentimecouldbeaffectingkidsabilitytofocus,especiallyiftheyareswitchingbetweenappsonadeviceorbetweendifferentscreensatthesametime,Walshsuggested.“Oneleadinghypothesis(假设)isthatmuchtimeonscreensisspentmultitaski

17、ng,usingmultipleappsordevicesatonce,”hesaid.“Thiscaninterferewithachildsabilitytofocusandkeepinterestonatask.Itcanbedamagingthebuildingblocksforgoodcognition(认知).”Sentence Function Keywords S1S2S3S4 提出要点理论论证强调要点引出后果affect,focusinterfere with,focus,interestdamage,cognitionmuch time on screens Tip2:理清

18、句与句之间的关系Summary for Para.2This can interfere with a childs ability to focus and keep interest on a task.It can be damaging the building blocks for good cognition(认知认知).”prevent/stop/keep.from doing 因果关系thus,therefore,hence,as a result/consequence It can _ children from focusing and _ interested,thus

19、 _ their cognition _.prevent/stop/keepstayingimpairing development?much time on screens is spent multitasking,using multiple apps or devicestoo much screen timePara.3Sleepisimportantforbraindevelopment,sincethatswhenthebrainreorganizesitselfandgrows,Walshadded.Besides,exercisehasbeenshowntoincreaseb

20、loodflowtothebrainandoxygenationofbraintissues,andincreasetheconnectivityofnetworksinthebrain.Toomuchscreentimecouldleadtoa“cascade”effectwherekidsdontgetenoughsleepandthenarelessactiveduringtheday.“Youcanseehowthiswouldhaveanimpactonbrainhealth,”Walshsaid.Sentence Function keywordsS1&S2S3S4推理演绎提出要点

21、引用论证sleep,exercise,brainnot enough sleep,less active brain healthTip2:Figure out the relationship between sentences.Summary for Para.3屏幕时间过多导致孩子缺少睡眠和运动，这会有损大脑健康。Too much screen time could lead to a“cascade”effect where kids dont get enough sleep and then are less active during the day.“You can see h

22、ow this would have an impact on brain health,”Walsh said.It leads to/results in their lack of sleep and exercise,which_ has has a an extremely negative effect on their brain healthn extremely negative effect on their brain health.lack of,inadequate,insufficientwhich does harm/damage to the brain hea

23、lth.Summary for Para.3Whats the theme of the text?Whats the relationship between“sleep and exercise”and “screen time”?Tip3:What you write must be closely connected with the theme.Para.4Whatshouldparentsdo?Walshadvisedsettingfirmrulesregardingtheuseofscreens,includinghowlongchildrenareusingthescreens

24、,thekindsofappstheyareusingandhowmanyscreenstheyareusingatonce.Concernedparentsalsoshouldpreviewgamesorappsbeforelettingtheirchildrenplay,seekoutmoreinteractive(交互的)optionsthatengagethechildsmind,anduseparentalcontrolstoblockorfiltercontentandlimitscreentime.Sentence Function keywordsS1S2S3过渡句提出要点补充

25、要点firm rules,how long,apps,how manyfilter content,limit screen timeTip2:Figure out the relationship between sentences.Summary for Para.4Whatshouldparentsdo?Walshadvisedsettingfirmrulesregardingtheuseofscreens,includinghowlongchildrenareusingthescreens,thekindsofappstheyareusingandhowmanyscreenstheya

26、reusingatonce.Concernedparentsalsoshouldpreviewgamesorappsbeforelettingtheirchildrenplay,seekoutmoreinteractive(交互的)optionsthatengagethechildsmind,anduseparentalcontrolstoblockorfiltercontentandlimitscreentime.Parents are advised to _concerning the use of screens,_the contents and limit the screen t

27、ime.establish strict regulations monitorcontrol CoherenceProblemDisadvantage 1Disadvantage 2SuggestionLink1:also,likewise,besides,furthermore,in addition,etc.Link2:so,thus,therefore,hence,accordingly,consequently,etc.Tip4:Use link words if necessary.One possible versionNew research has found that ex

28、cessive“screen time”may negatively affect childrens intelligence.(要点要点1 1)It prevents children from focusing and staying interested,thus restricting their cognitive development.(要点要点2 2)Also,it results in inadequate sleep and lack of physical activity,which do harm to the brain health.(要点要点3 3)Accor

29、dingly,parents are advised to establish strict regulations concerning the use of screens,monitor the contents and limit the screen time.(要点要点4 4)1.一段一要点（4-5段文章）2.保持要点间的独立性（不要一句多点）3.不要轻易打乱要点顺序。4.读懂文章结构，草稿纸上要有outline 5.topic/theme不要随意替换6.所写的东西要与主题有关7.切记不要加自己的观点8.删除细节，抓住要点，言简意赅9.转换主题句时，使用你有把握的单词，且用法准确。10.巧妙摘抄原句attention attention Thanks!Thanks!