Unit9HumanBiologyLesson2BrainPower课件高中英语北师大版选择性2

Unit9lesson2Brainpower

ByYuanhongqian高二年级英语学科lesson2ChecktheanswerstoPre-taskStepl.Translatethefollowingwordsandphrases.1livingmatter____

9.locate________________2.weighlinking

10.phonein____________3.consistof11.junkfood______________

4.makeup___________12.cutdownto_____________5.beconnectedby___________13.thiskindofthing______________6.beresponsiblefor___________14.yesandno_____________7.berelatedto________________15.comfortzone______________8.incredible___________________16.comeup.._______________17.theamountof

生物体

重

重量是

由...组成

组成

构成

被...连接起来

负责

和...相关难以置信的

找出...位置

电话热线节目

垃圾食品

少吃

少喝

诸如此类的事物

说不准

既不是也不是

舒适区即将到来...的数量Step2.Translateandappreciatethefollowingsentences.1.Likeexplorersexploringtheworldthey'vefoundthattherearedifferentareasinthebrainandtheseareasareresponsiblefordifferentfunctions.就像探险家探索世界一样，他们发现大脑中有不同的区域,这些区域负责不同的功能。Likeexplorers...动名词复合结构做介词宾语，that引导的宾语从句。ItmightalsobeagoodideatoincreaseyourintakeofOmega-3fats,whichareanimportantbrainfood.增加Omega-3脂肪的摄入也是一个好主意，Omega-3脂肪是一种重要的健脑食物。it是形式主语，不定式短语做真正的主语，which引导的非限制性定语从句对Omega-3fats进行补充说明。3.Agoodexampleofthiscanbeseeninpeoplewhohavelostanarmoraleginanaccident.Thoughtheydon'thaveanarmoraleg,theycanstillhavefeelingsfromit,likepain。这方面的一个很好的例子可以看出，在一次事故中失去了一条胳膊或一条腿，虽然他们没有胳膊或腿，他们仍然可以从它的感觉，如疼痛。who引导的定语从句用来修饰people，though引导的让步状语从句。

虽然

尽管

Task101Warming-upatomnervebillioncellorgan()1onethousandmillion()2apartofthebodythathasaparticularpurpose,e.g.theheart()3thesmallestpieceofsomethingthatcanexistalone()4atinypatofthebodythathelpscarrymessagestoandfromthebrain()5aunitoflivingmatterbillionorganatomnervecellWorkinpairsandmatchthewordsfromtheboxwiththeirdefinitions.Task202Pre-listening()1Thebrainconsistsofonlywhitematter.()2Thebrainweighsjustoverakilo.()3Thebraincontainsaboutonebillioncells.()4Thebrainuses10%ofthebody’senergy.()5Thebrainsendsmessagesinthesamewayasacomputerworks.()6Therearemorepossibleconnectionsinyourbrainthanthereareatomsintheuniverse.Beforelisteningtoalectureaboutthebrain,readthestatementsandpredictwhethertheyaretrueornot.Task303Listentothelectureandcheckyouranswers.Correctthefalseones.()1Thebrainconsistsofonlywhitematter.()2Thebrainweighsjustoverakilo.()3Thebraincontainsaboutonebillioncells.()4Thebrainuses10%ofthebody’senergy.()5Thebrainsendsmessagesinthesamewayasacomputerworks.()6Therearemorepossibleconnectionsinyourbrainthanthereareatomsintheuniverse.While-ListeninggreyandwhitematterFTFFTTonehundredbillioncells20%While-listeningWhatmatterdoesitconsistof?GreyandwhitematterHowmuchdoesitweigh?Howmuchbody’senergydoesituse?Howmanycellsdoesitcontain?Howaremessagessent?Thebraincellsmakeup__________________,whichareconnectedby________________.Thebrainsendsmessagesusing________________.Whathavewelearntaboutthebraininthelasttenyears?Therearedifferentareasinthebrain,whichare______________________________________________.Wenowknowwhichpartsofthebrain_____________differentpartsofour___________________fromthem.Thebrainalsohasdifferentareasfordifferentkindsof__________.Youhaveoneareaforyour________________________andanotherareafor______________________________________________.Listenagain.Completetheinformationyouhearaboutthebrain.Thentellyourpartnerwhatyouhavelearntaboutthebrain.Justoverakilo20%Over100billioncellsnervecellselectricalimpulseselectricalimpulsesresponsiblefordifferentfunctionsarerelatedtobodyandfeelingsthinkingfirstlanguageaforeignlanguagethatyoulearnwhenyouareolderWhile-listeningThebrainconsistsof(1)_______________matter.Itweighs(2)______________.Ituses(3)______ofthebody’senergy.Itcontainsover(4)______________

whichmakeupnervecells.Thesenervecellsareconnectedbyelectricalimpulses.Therearemorepossibleconnectionsinonebrainthanthereare(5)____________________.Scientistshavemappeddifferentareasofthebrainthatareresponsiblefor(6)________________.Therearealsodifferentareasfordifferenttypesofthinking,suchaslearningyourownlanguageandlearninga(7)______________language.Completethesummarywiththewordsfromthelecture.greyandwhitejustoverakilo20%100billioncellsatomsintheuniversedifferentfunctionsforeignWhile-listeningThebrainconsistsof(1)_______________matter.Itweighs(2)______________.Ituses(3)______ofthebody’senergy.Itcontainsover(4)______________

whichmakeupnervecells.Thesenervecellsareconnectedbyelectricalimpulses.Therearemorepossibleconnectionsinonebrainthanthereare(5)____________________.Scientistshavemappeddifferentareasofthebrainthatareresponsiblefor(6)________________.Therearealsodifferentareasfordifferenttypesofthinking,suchaslearningyourownlanguageandlearninga(7)______________language.Completethesummarywiththewordsfromthelecture.greyandwhitejustoverakilo20%100billioncellsatomsintheuniversedifferentfunctionsforeignWhile-listeningWhatproblemdotheyhave?Whatcantheydo?Anna:______________________________________________________________________________________________________________________________John:______________________________________________________________________________

onjunkfood,___________________

ofOmega-3fatsBella:______________________________________________________________________________________________________________________________Listentoastudentphone-inprogrammeandcompletethetable.Memoryisn’tasgoodasitusedtobe,sodobrainexercisesreallywork?Examsiscomingup,sohewondersiftherearecertainfoodsthataregoodforthebrain.Isthereanyparticularkindofexercisethatcanimprovethehealthofherbrain?challengetheirbrainwithlearningnewthingstheyarenotgoodatcutdownincreasetheintakedoexercisethatisgoodfortheheart,suchaswalkingandrunningWhile-listeningAskingforandGivingAdviceAskingforAdvice____________________trythem?____________________,ProfessorKim?Sowhatkindsofactivities___________________?Isthereanyparticularkindofexercise…?________________?GivingAdvice1_________________________trylearninganewlanguage…2_________________________istocutdownonjunkfood.3_________________________increaseyourintakeof…4_________________________doexercisethatisgoodforyourheart.TalkBuilderListenandimitate.CompletetheTalkBuilder.ShouldIWhat’syouradvicedoyousuggestWhatshouldIdoYoucouldOnethingyoucandoItmightalsobeagoodideatoIadviseyoutoTask404SpeakingBeGoodtoYourBrainEathealthyfoods.Getalotofplaytime(exercise).Don’tdrinkalcohol,takedrugs,orusetobacco.Useyourbrainbydoingchallengingactivities.…Workingroupsformorewaystoincreasebrainpower.Thengiveashortpresentationtotheclass.Speaking1.ExerciseWeallknowthatweshouldbegettingregularexercise.However,mostpeopleleadbusy,rushedlives,andcan’talwaysfindthetimetofitphysicalactivityin.Thetrickmightbetothinkofitinreverse:youcan’tafford

not

toexerciseifyouwanttolivealong,healthy,productivelife.Speaking2.GetsomesunlightSunlightandexercisecansometimesgohandinhand.Gettingtoolittlesunlightisnotgoodforyourbrain.HigherlevelsofvitaminDinyoursystemallowyoutoperformbetter,andcanevenslowdowntheagingofyourbrain.Toomuchsunlightcanbebadforyourskin,butifyouaren’tgettingenough,yourbrainfunctionsmaysuffer.Ofcourse,youcanalwaystakevitaminDsupplementsifyoufindthatyouaren’tabletogetoutsideasmuchasyouwouldliketo.Justremembertotakesupplementsinmoderation.Speaking3.BuildstrongconnectionsIfyouoftenfeellonely,itcanactuallyresultinpsychologicalandcognitivedecline,asthesefeelingscanhaveanegativeimpactonyoursleep,increaseyourbloodpressure,contributetodepression

andevenloweryouroverallwell-being.Thekeythingistobuildastrongsupportsystemaroundyou,asthatwillenableyoutostayhealthymentallyandpsychologicallyoverthelongterm.Speaking4.MeditateMeditationisatrendingtopicamongmanyentrepreneursrightnow,anditsbenefitsarehardtoarguewith.

Notonlydoesmeditationreduceyourstresslevels,itcanalsopreventage-relateddisorderssuchasAlzheimer’sordementia.Thisspeakstotheimportanceofself-care.Takingamere10to15minutesoutofyourdaytopracticemeditationcouldextendyourcognitivelongevity