Lesson2BrianPower教學(xué)講解課件

Lesson2BrainPowerUnit21HumanBiology選修七PartIBeforeyoustart1.Howmuchdoyouknowaboutyourbrain?Thebrainisthemajororganofthe_______system,responsibleforthought,_______,_______andemotion.Itisprotectedbythe______.nervousmemorylanguageskullItcontrolsbody___________,blood_________,heartrateandbreathing.Itacceptsafloodofinformationabouttheworldaroundyoufromyourvarioussenses(_______,_________,smelling,tasting,touching,etc).Ithandlesphysicalmotionwhen________,________,standingorsitting.Itletsyou______,_______,reasonandexperienceemotions.temperaturepressureseeinghearingwalkingtalkingthinkdream2.MatchtheKeyWordswiththedefinitions.atom,billion,nervecell,cell,organ1)onethousandmillion2)apartofthebodythathasaparticularpurpose,e.g.theheart,theliver3)thesmallestpieceofsomethingthatcanexistalone4)atinypartofthebodythathelpscarrymessagestoandfromthebrain5)Aunitoflivingmatterbillionorganatomnervecellcell1.Hewatchedtheboatuntilitisoutof____.

2.Howmany

arethereintheuniverse?3.Themedicineismadetokillcancer_____.

4.Theeyeisthe

ofsight.sightatomscellsorgan3.Completethesentenceswiththefollowingwords.atombillioncellnervecellfearorganfunctionsighthearing5.ThepopulationofChinareachesupto1.3_______.

6.The

oftheheartistopumpbloodthroughthebody.7.A

isatinypartofthebodythathelpscarrymessagestoandfromthebrain.8.Heshowedno

infacingthebigdifficulty.functionnervecellfearbillionatombillioncellnervecellfearorganfunctionsighthearingPartIIListentolearnListeningStrategies:Completingatext1.Beforeyoulisten,readthetextandpredictwhatkindofinformationyouneed.2.Underlinesomeimportantwordsinthetextbeforeeachgap.3.Whileyouarelistening,listenfortheimportantwords-theinformationyouneedshouldfollowthem.4.Youcancompletethegapsusingabbreviations-thenwritetheminfull.Forexample:1.consistof2.weighs

3.energy4.containacolorHowheavy?(number)Howmuch?(number)How

many/much?(number)Findoutotherimportantwordsbeforeeachgap:5.more…than…/thereare…6.areresponsiblefor…7.controlling8.sendsignals9.differentemotions10.own…language1-1.ListenandcompletethegapListenforthefirsttime:getageneralidea.Listenagain:writedownyouranswersRemember,youmayneedmorethanonewordineachgap.andcheckwithyourpartners.Listenforthelasttime:checkyouranswersagainandmakesuretheyareright.Thebrainconsistsofgreyand(1)_____matter.Itweighs(2)_______________.Ituses(3)_______ofthebody’senergy.Itcontainsover(4)________________whichmakeupnervecells.Thesenervecellsareconnectedbyelectricalimpulses.Therearemorepossiblewhitejustoverakilo20%100billioncellsCheckanswersconnectionsinonebrainthanthereare(5)___________________.Scientistshavemappeddifferentareasofthebrainwhichareresponsiblefor(6)_________________.Theareasofthebrainrelatedtocontrolling(7)________________couldbecomparedtominiaturefilmstudios.Oureyesandearssendsignals(8)_______________,anditisourbrainthatinterpretstheseatomsintheuniversedifferentfunctionssightandhearingallthetimesignalsandbuildsupapictureoftheoutsideworld.Scientistshavealsoidentifiedareasresponsiblefordifferentemotions,suchas(9)________,loveandlaughter.Therearealsodifferentareasfordifferenttypesofthinking,suchaslearningyourownlanguageandlearninga(10)___________language.fearforeign1-2.Listentothelessonagainandanswerthesequestions.Howdoyouthinktheteacherfeelsabouthissubject?2)Whatexampledoesheusetoexplainthewaythebraincontrolsdifferentpartsofthebody?Enthusiastic.Acomputer.3)Whatdoeshecomparetoafilmstudio?Theareasofthebrainrelatedtocontrollingsightandhearing.2-1.Listentoastudentphone-inprogrammeaboutrevisingforexamsandcompletethetable.CallerAdviceCaller1(Dan)’sadviceCaller2(Charlotte)’sadviceCaller3(Mike)’sadviceplantherevision,makealistofthethingsyou’vegottostudyanddothemostimportantthingsfirstgetsomeexercise,don’tdrinkalotofcoffeegiveyourselfrewardsandabreak2-2.Listenagainandfilltheblankswiththedetailedinformation.Caller1:Well,IalwaysfindthatmybrainworksbetterwhenI’m________soIthinkit’simportantto______yourrevisionleaving_______timeto_____everything.Ithinkyoushouldmakea____ofallthethingsyou’vegottostudy,thendothemostimportantthingsfirst.IalsouseaChineseherb–it’s______andpeoplesayitcanhelpyour________.organizedample

plancoverlistnaturalmemoryCaller2:

IfIwereyou,I’dgetsomeexercise.Yourbrainneeds_______soyououghttogetsome_____airbygoingforawalkor______.Exercisealsohelpsyou_______andyourbrainonlyworkswellwhenyou’renot________!Andyoushouldn’tdrinklotsofcoffee.Itcankeepyou_______.oxygenjogrelaxstressedawakefreshCaller3:Idon’tthinkanythingcanhelpyou,Chris!Ibelieveyouneedtogiveyourself_______.I’dadviseyouto_____yourselfbygoingtothecinema.Afterall,you’vegottogiveyourselfabreaksoyourbraincan______allthethingsyou’vebeenlearningandputtheminto______properly!Ifindthatafteracertain_______oftime,aboutfivehoursorso,Ican’t__________anymoreandthere’sno______inthat.rewardstreatabsorbstorageamountconcentratepoint1.Let’s

…

2.Shall

we

…?3.What/Howabout(doing)sth.?4.Whynotdosth.(=Whydon’tyoudosth.)?5.You’dbetter(not)dosth.6.Iadviseyou(not)todosth.7.Isuggest(that)you(should)dosth.Howtogiveandaskfor

advice?Makesentenceswiththesewords.

must,oughtto,should,shouldn’t,advise,needto,IfIwereyou,havegotto,could,there’snopoint,it’simportantto,whattips,Ifindthat…2-3.ListenagainandcompletetheFunctionFilewiththesewords.must,oughtto,should,shouldn’t,advise,needto,ifIwereyou,havegotto,could,there’snopoint,it’simportantto,whattips,IfindthatFunctionFileGivingandAskingforAdviceYou(1)_________eatahealthydietandgetenoughsleep.must(2)___________haveyougotformeandourlisteners?Ithink(3)___________________planyourrevision.Ithinkyou(4)__________makealistofallthethingsyou’vegottostudy.(5)__________yougiveussomeadvice?(6)_______________,I’dgetsomeexercise.You(7)___________getsomefreshair.Whattipsit’simportanttoshouldCouldIfIwereyououghttoYou(8)_____________drinklotsofcoffee.You(9)_____________giveyourselfrewards.I’d(10)_________youtotreatyourself.You(11)_______________giveyourselfabreak.(12)_______________afteracertainamountoftimeIcan’tconcentrateanymoreand(13)________________inthat.shouldn’tneedtoadvisehavegottoIfindthatthere’snopointDiscussion

Howcanwekeepourbrainsinperfectconditionsowe’reontopformforexams?Howcanweavoidpre-examnervesandpanic?PartIIIVocabularyPhrasalVerbsMatchthewordsandexpressionsbelowwiththeverbsinthetext.appear,discover,lookat…indetail(×2),makeanoteof,mention,pass,postpone,start,understand,learn…fromLastmonth,IhadanimportantEnglishexam.Idecidednotto(1)putoffstudying(asInormallydo!)

andgotupearlyeverymorningto(2)getdowntoworkstraightaway.postponestartappear,discover,lookat…indetail(×2),makeanoteof,mention,pass,postpone,start,understand,learn…fromIama“morningperson”andI(3)gotalotoutofmyrevisionsessions.Ialwaysbeganby(4)goingoverapracticetestIhaddone–checkingmyanswersand(5)findingoutwhatI’dgotwrong.Ialsotriedto(6)workout

lookingat…indetaildiscoveringunderstandlearned…fromwhyI’dmademistakes.IfIdidn’tunderstandsomething,I’d(7)writeitdown

andthen(8)bringitupinclasswithmyteacher.Shewasveryhelpfulandshe(9)wentthroughallmakeanoteofmentionlookedat…indetailofthethingsthatwouldprobably(10)comeupintheexam.Intheend,theexamwasn’tsobadafterallandIthinkI(11)gotthrough

it.Mindyou,Istillhaven’thadmyresultsyet!passedappearPartIVSpeakingWorkinpairs.Discussthesequestions.Whatnewinformationhaveyoufoundoutaboutbrains?2)Whichschoolsubjectdoyougetthemostoutof?3)DoyoutrytoworkoutyourEnglishmistakesyourselfbeforeyouaskyourteacher?4)Doyouwritedownvocabularylistsorjusttrytoremembereverything?5)Doyouputoffstudyingforanexamoratestuntilthenightbefore?6)Haveyouevergotthroughanexamoratestyouthoughtyou’dfailed?Formgroupsoffourorsixandcompareyouranswers.PartVLanguageNotes1.Thebrainconsistsofgreyandwhitematter.[用法點撥]mattern.在句中意為“物質(zhì)（=physicalsubstanceingeneral）”，是不可數(shù)名詞，如：Everythingwecanseeandtouchismadeupofmatter.我們能看見和摸到的每件東西都由物質(zhì)組成。Theuniverseiscomposedofmatter.宇宙是由物質(zhì)組成的。matter還可作可數(shù)名詞，意為“事情；問題；情況”等，如：It’squiteanothermatter.這完全是兩碼事。It’snolaughingmatter.這可不是開玩笑的事。That’sonlyamatteroftime.那只是個時間問題。thematter意為“麻煩；毛病”，其后常跟介詞with，如：What’sthematterwithyou?你怎么啦？What’sthematterwiththemachine?這臺機器出什么毛病了？[拓展]常見短語：asamatteroffact事實上tomakemattersworse更糟糕的是nomatterwhat/who/when/where/how...無論什么/誰/何時/哪里/如何……改正下列語句中的錯誤：1)Idon’tallowyoutodoso;thisismatterofprinciple.2)Thereisnothingthematterforthemachine.∧awith[即時演練]2.Weareprivilegedtowelcomeyouasourspeakerthisevening.[用法點撥]privilegedadj.榮幸的[拓展]privilegen.特權(quán)；殊榮Itwasagreatprivilegetohearhersing.聽她唱歌真是三生有幸。Educationshouldnotbeconsideredtobeaprivilegeinamodernsociety.在一個現(xiàn)代社會中，受教育不應(yīng)該被看成是一種特權(quán)。翻譯句子：認(rèn)識你是莫大的榮幸。能和她經(jīng)常性地合作我感到幸運。3)他給他的朋友使用他的個人實驗室的特權(quán)。Itisagreatprivilegetoknowyou.Hegavehisfriendtheprivilegeofusinghisprivatelab.Iamprivilegedtohaveworkwithhersooften.[即時演練]3.I’dadviseyoutotreatyourselfbygoingtothecinema.[用法點撥]treatn.款待；請客；樂趣；樂事。如：Let’sgooutforlunchafterwork—mytreat.下班后咱們到外面去吃午餐，我請客。

Adayinthecountryisarealtreatforacityperson.對一個生活在城市中的人來說，在鄉(xiāng)下呆上一天真是一件樂事。treatv.款待；treatsb/oneselftosth以某物款待某人。如：I’mgoingtotreatmyselftoadayonthebeach.我打算花一天時間在海灘上玩。Iwilltreatyoutochocolateifyoucouldhelpmeworkouttheproblem.如果你能幫我算出這道題，我請你吃巧克力。treatv.對待；看待；treat...as/like...把……當(dāng)作/像……一樣對待。如：Agreatmanshowshisgreatnessbythewayhetreatslittlemen.從對待小人物的方式上，偉人表現(xiàn)出他的偉大。Alltheneighborsadmirethisfamily,wheretheparentsaretreatingtheirchildlikeafriend.鄰居們都羨慕這個家庭，父母親把孩子當(dāng)朋友一樣對待。treatv.治療。如：Hehascaughtabadcoldandisnowbeingtreatedinalocalhospital.他患了重感冒，正在當(dāng)?shù)匾患裔t(yī)院接受治療。Morepatientshavebeentreatedinhospitalthisyearthanlastyear.今年來這家醫(yī)院治療的病人比去年多。[拓展]treatment是treat的名詞形式，意思是“對待；治療；處理”等。如：Theprisonerscomplainedofilltreatmentbytheirguards.囚犯們抱怨看守虐待他們。Somepatientshadtowaitweekstogetthetreatmenttheyneeded.有些病人得等幾周時間才能接受他們所需要的治療。4....andwhitemattertogetusthroughourexams?getthrough通過；到達；做完；打通

Hefinallymanagedtogetthroughthedrivingtest.Iwonderhowsuchalargeanimalcouldgetthroughsuchasmallhole.Heisexpectedtogetthroughtothefinals.ItriedringingyouseveraltimesyesterdaybutIcouldn'tgetthrough

(toyou).Overtime,thefamoussingerJayZhouhasdevelopedand______hisownsinging