北京市第一五四中学高二英语Module7unit20Lesson3学案北师大版

Unit20NewFrontiers学习目标：Bytheendofthisclass,youwillbeabletoTousereadingstrategiesforidentifyingaccurateinformation.Tolearnaboutsomescientificbreakthroughsandthescientists.学习过程一、预习交流donatev. procedure microscopen.n.correspondorgann.microwavev.n.splitv. telescopecircuitn.n.curevmistn.patentn.wrestlev.mouldn.outcomen.dilemman.penicillincircuitn.n.navyn. 」outcomen.jetn.二.合作探究Fastreading:getthemainidea1.Thepurposeofthisarticleis.theintroductionofAlbertEinsteintheintroductionoftheprocessofscientificbreakthroughintroductionofthemajorscientificdiscoveriesinthe20thcenturythecontributionsscientistsmadetotheworldWritedownthekeywordsorsentencesthatyouthinkareimportant.

三.分层提高Carefulreading:getspecificinformationFillinthetableTimeNameDiscoveryHow todiscoverInfluence1905ChangeunderstandingofuniverseFirstWorldWar1929byaccident1946Notmentioned with120patentsFillintheblanksOneofthe20thcentury'spscientistswasEinsteinwhowasitodE=mc2whichshowedhowanuamountofenergywasproduced.Scientistsfhowtosplittheatomandchangedthewaywecfromwritingletterstoemailing.Theoofpenicillinisa,whichhelpedtocpeople.Itisarealdonyourhandstochoosethemostimportantdiscover yofthe20thcentury.Scientificbimprovethequalityofhumanlifeonearth.Canyoufindsomewordsinthetextthatexpressthesameideas?Forexample,

discoverandfigureout.oranorganizationinorderFindwordsinthetextwiththefollowingmeanings:oranorganizationinordertogivesomethinge.g.money,toapersontohelpthemapartofthebody,suchasheartorlungstodividesomethingintoseparatepartscomparetwothingsthatarehappeningatthesametimeexpressingyouropinionshonestlyoneofthelargegroupsofstarsthatmakeuptheuniversetomakesomeonewhoisillwellagainatypeofoventhatcooksfoodveryquicklyWritedownthedifferencebetweenFalseandIN..Afterreading四.总结归纳ClozetestofthetextAlbertEinsteinwassuddenlywhenhewasrockinghisbaby.Hethenshowedinhis":thatnoteventime,oraretheychangeaccordingtoofthem.EdwinHubbleusedthemosttelescopeofthetimeandbeganthelong,slowprocessof.HediscoveredsmallareasofwhichprovedthatthewaslargerthanAlexanderFlemingsawastrangebluemouldinthedisharoundwhich.ThisbluemouldwasinfacttheInthe20thcentury,amazingdiscoveriesweremadein .Withouttheofthese,whetherluckyor.planned,theworldasweknow

ittodaywould RetellthetextKeywords:NounsVerbsAdjsE=mc2,theory ofrelativity telescope,galaxy, Penicillin,bacteria, machine,missile, energy,microwaveInspire, explore,discover, notice,realize, destroy,save,cure,measure,dedicate, affect,breakthroughworld-famous,outspoken,unbelievable,far-reaching,mass-produced,first,huge,gratefulInterview:Writedownyourdialogueandfinishthefollowingsentences.

PreparationfortheinterviewCompoundWords斯flt号端：/|a勺必更吗器名词+名词classroom…形容词+名词highway…副词+名词upgrade…动词+名词pickpocket…名词+动词snowfall•••动词+副词breakthrough…名词+形容词homesick…名词+过去分词man-made…名词+现在分词earthshaking…形容词+名词+-edwarm-hearted…四.总结归纳ClozetestofthetextAlbertEinsteinwassuddenlywhenhewasrockinghisbaby.Hethenshowedinhis":thatnoteventime,orare---theychangeaccordingtoofthem.EdwinHubbleusedthemosttelescopeofthetimeandbeganthelong,slowprocessof.HediscoveredsmallareasofwhichprovedthatthewaslargerthanAlexanderFlemingsawastrangebluemouldinthed