Lesson30ScienceAffectsUs1.wordsaffect,suggest,development,mobilephone,discovery;turnover,pushup,pushdown,inplace2.sentences:Isuggestyoutryit,too!Coverthejarwiththecardboardandturnthejarover.Theairpressurepushinguponthecardboardishigherthanthatofthewaterpushingdownfrominsidethejar.Thehigherairpressureoutsidethejarholdsthecardboardinplace.Scientificdiscoveriesaremakingourlivesbetterandbetter.3.youcanuse:affect,suggest,development,mobilephone,discovery,turnover,pushup,pushdown,inplaceIsuggestyoutryit,too!Coverthejarwiththecardboardandturnthejarover.Theairpressurepushinguponthecardboardishigherthanthatofthewaterpushingdownfrominsidethejar.Thehigherairpressureoutsidethejarholdsthecardboardinplace.Scientificdiscoveriesaremakingourlivesbetterandbetter.StepⅠ.LeadinLeadinginT:Hello,everyone.Let’slookatsomefunandinterestingsciencefacts.ShowFunFactsonPPT.FunFacts:?Yournoseandearscontinuegrowingthroughoutyourentirelife.?Babiesblinkonlyonceortwiceaminutewhileadultsblinkaround10timesaminute.?Yourfingerprintsareuniqueandsoareyourtongueprints.?Theearthisn’tperfectlyround.ItisslightlyflattenedattheNorthandSouthpoles.?Adogshearingismoresensitivethanahumans.Dogscanhearnoisesthatwecan’t.?Ittakesyourbody12hourstocompletelydigestameal.T:OK.Nowlet’slearnLesson30—ScienceAffectsUs.LeadinginT:Goodmorning/afternoon,everyone.Todaywe’“affect”means?S1:Theword“affect”inChinesemeans“影響”!T:Howdoesscienceaffectus?S2:Sciencechangesthewaywelive.S3:Scienceallowsustounderstandtheworldbetterandithelpstomakeourlivesbetterandeasier.S4:Becauseofsciencewehavemedicine.S5:Becauseofsciencewecanpredicttheweather.S6:Becauseofsciencewehavetechnologiesthatallowustotravelfardistancesandcommunicateeasilywithpeopleallovertheworld.T:Thoseareallfantasticanswers!Ingeneral,Ithinkwecansaythatscienceaffectsalmosteverypartofourlives.Nowlet’slearnthislessonandfindouthowscienceaffectsus.StepⅡ.PresentationⅢ.Reading1.Readthetextaloud.T:Boysandgirls,it’sourreadingtime.Pleasereadafterthevideoandyoushouldpaymoreattentiontoyourpronunciation.2.Carefulreading.Givethestudentsseveralminutestoreadthetextbythemselves.Readthelessonandfillintheblanks.Scienceaffectspeople’slives.Withoutthescientificdevelopmentsofrecentyears,ourliveswouldbeverydifferent.Canyouimaginelifewithoutcomputersor?Scientificaremakingourlivesbetterandbetter.DNAisreallyoneofthemostamazingthingsontheearth.Manypeoplethinkitwilltheworld.Keyseveryday,mobilephones,discoveries,change3.Readthetextandfindoutmainphrasesandsentences.Mainphrases:?belike?turnover?pushup?pushdown?inplaceMainsentences:?Everyonehereisfine.?Isuggestyoutryit,too!?First,getajarfullofwaterandapieceofcardboard.?Yes,scienceisinteresting,anditaffectsoureverydaylives.?Ourliveswould

surely

be

very

different

withoutscientificdevelopments.?Ialwayswonderwhat

life

wouldbelike

without

computersormobilephones.?Scientificdiscoveriesaremakingourlivesbetterandbetter.☆教材解讀☆1.Whatwouldlifebelikewithoutcomputersormobilephones?belike意為“像”,多指質量、性格等內在方面的相像。【拓展】(1)looklike偏于相貌上的形似。(2)takeafter意為“(相貌或行為)像(父親母親)”。2.Everyonehereisfine.everyone為不定代詞,意為“每個人,人人”。不定代詞作主語時,謂語動詞應用單數形式

;不定代詞被形容詞修飾時

,形容詞應后置;

含有不定代詞的句子在進行一定和否認轉變時

,可將不定代詞進行變化

;“不定代詞

+else

”意為“其他”

;不定代詞的全部格直接在詞尾加“‘s”,“不定代詞+else”的全部格需在else后加“‘s”。3.Isuggestyoutryit,too!suggest為動詞,意為“建議,提出”,后可接名詞/v.-ing,或接that指引的賓語從句,that從句用“should+動詞原形”,should能夠省略。【拓展】suggestion作可數名詞,意為“建議,建議”。4.First,getajarfullofwaterandapieceofcardboard.本句中的短語fullofwater用在名詞jar以后作定語,不定式、介詞短語和定語從句等都可用在名詞后作定語。5.Coverthejarwiththecardboardandturnthejarover.turnover意為“將翻過來。”【拓展】turnover還意為“移交,認真考慮”。6.Theairpressurepushinguponthecardboardishigherthanthatofthewaterpushingdownfrominsidethejar.pushup意為“向上推,提升”。pushdown意為“向下按,推倒,壓倒”。that用來代替“the+前述名詞”,以防止重復。7.The

higher

air

pressure

outside

the

jar

holds

thecardboardinplace.inplace【拓展】

意為“原位,在適合的地點”。(1)inplaceofsb./sth.=insb.

’s/sth

’splace取代/

頂替某人

/物(2)takeplace

發生(3)takesb.

’s/sth.

’splace=taketheplaceofsb./sth.取代/

代替某人

/物8.Yes,science

is

interesting,

andit

affects

our

everydaylives.,

,語:beaffectedby

被影響。【拓展】

effect

為名詞

,意為“結果

,影響”。haveaneffect

on意為“對有影響”。9.Ourliveswouldsurelybeverydifferentwithoutscientificdevelopments.development為名詞,意為“發展,成長”,thedevelopmentof意為“的發展”。【拓展】

develop

為動詞

,意為“(使)成長,

發展”,adevelopingcountry

發展中國家

,adevelopedcountry

發達國家。10.I

always

wonder

what

life

would

be

like

withoutcomputersormobilephones.wonder為及物動詞,意為“詫異,想知道”,相當于wanttoknow,后來可接“疑問詞+動詞不定式”構造和賓語從句。【拓展】(1)wonder還可作不及物動詞,意為“感覺奇異,想知道”,可組成短語wonderabout/at。(2)wonder還可作可數名詞,意為“奇觀”。(3)wonderful為形容詞,意為“美好的”。11.Scientificdiscoveriesaremakingourlivesbetterandbetter.betterandbetter意為“愈來愈好”。形容詞或副詞的比較級重復使用,并用and連結,表示程度的增添,意為“愈來愈”,這一構造是“比較級+and+比較級”。假如是多音節的形容詞或副詞表達這一含義時應用“moreandmore+形容詞或副詞的原級”表示。【拓展】“the+比較級,the+比較級”意為“越越”。StepⅣ.Task1.ShowLet’sDoIt!No.3Herearesomeinventions.Howdotheyaffectoureverydaylives?Talkaboutthemwithyourpartner.TV,camera,radio,computer,telephone,lightbulb,clock,washingmachine,compass,telescope,X-ray,eyeglassesExample:WithTVIwatchTVtogetinformation.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________WithoutTVIwouldspendmoretimetalkingwithmyfamily.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.Instructthestudentstolookoverthelistofinventionswithapartner.Thenhavethemwritedownafewwayseachinventionaffectsoureverydaylives.3.Askonepairtocometotheboardandwritedownwhat4.Discussthestudents’responsesasaclass.StepⅤ.Practice.ShowLet’sDoIt!No.2.Fillintheblankswiththecorrectformsofthewordsinthebox.discover,affect,suggest,place,develop1.Jennytheyuseastrongerpieceofcardboardfortheexperiment.2.Theairpressuretheresultoftheexperiment.3.Theexperimentledtoawonderful.4.Whatareyourplansfortheofyourcompany?5.Theyusedarocktoholdthemapin.Ⅱ.單項填空1.Theyoftenexperimentsinclasslastterm.A.doB.didC.doesD.todo2.Hecoveredthedeskacloth.A.ofB.withC.atD.in3.Ididaninterestingexperimentandwantedmyclassmates.A.tosurpriseatB.tosurpriseC.tobesurprisedatD.surprise4.Theairpushesonusabove.A.down,fromB.up,fromC.from,downD.from,up5.Studentsshouldn’tgotoschoolbreakfast.It’sbadfortheirhealth.Ⅲ.依據漢語意思達成句子我想知道那是什么意思。Iwhatthatmeans.那項發此刻科學界惹起極大的驚動。Thecausedatremendouscommotionthescientificworld.這個實驗聽起來很風趣。Theexperiment.我喜愛認識自然科學的發展。aboutscientificdevelopments.5.他們用一塊石頭將地圖壓制穩當。Theyusedarocktoholdthemap.ⅡStepⅥ.SummaryInthisclass,we’velearnedhowthescienceaffectsus.StepⅦ.Homework1.Finishofftheex