高中英语人教新课标选修7教案：Unit2 Robots Period 5 Using Language

Teachinggoals教学目标　　　1．Targetlanguage目标语言a．重点词汇和短语[来源:Z*xx*k.Com]explanation，junior，navy，talent，chapter，divorceb．重点句型ItwaswhenAsimovwaselevenyearsoldthathistalentforwritingbecameobvious.Arobotmustnotinjurehumanbeingsorallowthemtobeinjured.2．Abilitygoals能力目标EnablestudentstogetsomeknowledgeaboutIsaacAsimov.Learntowriteaparagraphdescribinganewtypeofrobot.3．Learningabilitygoals学能目标Usetheirimaginationandwriteaparagraphdescribinganewtypeofrobot.Teachingimportantanddifficultpoints教学重、难点　　　Writeaparagraphdescribinganewtypeofrobot.Teachingmethods教学方法　　　Listening，discussing，readingandwriting.Teachingaids教具准备　　　Multi－mediacomputer.Teachingprocedures&ways教学过程与方式　　　Step1　Lead－in：revisionT：Whatistheshortstoryaboutthatwelearnedinthepreviouslessons?S1：ItisalovestorybetweenClaireandTony，arobot.Itseemsthattherobothasemotionsandaffections，whichmakesClairefallinlovewithit.Inthissense，thereisalongwaytogotoimprovetherobot.T：Welldone！Thendoyouknowwhothewriteris?S2：IsaacAsimov.T：Thankyou.Doyouknowanythingabouthim?Students'answersmayvary.Step2　FirstreadingT：Nowlet'sreadAsimov'sbiographyandlearnmoreabouthim.Askthestudentstoglancethroughthetextandfindtheanswerstosuchquestionsas：1．WhichparagraphtellsyouwhenandwhereAsimovwasbornanddied?2．Whichparagraphtellsyouabouthiseducation?3．Whichparagraphtellsyouabouttheawardshereceived?Thengetthemtoscanthetextforspecificinformationbyaskingthefollowingquestions：1．WhatsubjectdidAsimovteach?2．Whendidhestarthavingstoriespublished?3．Howmanychildrendidhehave?Step3　SecondreadingT：Now，pleasereadthetextinpairs，helpingeachotherwithanythingthatyoudon'tunderstand.Thentrytocompletethefollowingtimeline：ReadaboutIsaacAsimovandcompletethetimelineoftheeventsinhislife.,Date　　　　　Event1920BorninRussia.1922________________.1923________________.Parentsboughtacandystore.1929________________.Motherhadherthirdchild.______Startedtotakehimselfseriouslyasawriter.1939________________________________.______Gainedmaster'sdegreeinchemistry.1942Finishedworkinginthecandystore.________________.1942－1945________________.______GothisPhDinchemistry.______Becameabiochemistryteacher，BostonUniversitySchoolofMedicine.1950Publishedhisfirstnovel.________________.Developedthreelawsforrobots.1951－1953PublishedtheFoundationtrilogyandwonanawardforit.______Publishedhisfirstsciencebook______Becameafull－timewriter.1973Divorcedhisfirstwife.________________.______Hadabloodtransfusion.BecameinfectedwithHIV.1992________________.Suggestedanswers：DateEventDateEvent1920BorninRussia.1949Becameabiochemistryteacher，BostonUniversitySchoolofMedicine.[来源:Z#xx#k.Com][来源:Z#xx#k.Com][来源:学§科§网Z§X§X§K]1922Sister_born.1923Moved_with_family_to_New_York.Parentsboughtacandystore.1929Started_working_in_the_candy_store.Motherhadherthirdchild.1950Publishedhisfirstnovel.1931Startedtotakehimselfseriouslyasawriter.1951－1953Published_I，Robot.Developedthreelawsforrobots.1958Began_having_stories_published_in_science_fiction_magazines.1939PublishedtheFoundationtrilogyandwonanawardforit.1941Gainedmaster'sdegreeinchemistry.1953Publishedhisfirstsciencebook.Becameafull－timewriter.1942Finishedworkinginthecandystore.1973Divorcedhisfirstwife.,Got_married.Married_for_a_second_time.1942－1945Worked_as_a_junior_chemist，Philadelphia_Navy_Yard.1983Hadabloodtransfusion.BecameinfectedwithHIV.1948GothisPhDinchemistry.1992Died_in_New_York.Step4　GroupdiscussionT：BynowI'msureyouhaveabetterunderstandingaboutIsaacAsimov.Inoneofhisshortstories，I，Robot，hedevelopedthreelawsforrobots.Thefirstlawwas：“Arobotmustnotinjurehumanbeingsorallowthemtobeinjured.”Ingroupsoffour，discusswhattheothertwolawsmightbe.Writethemdownonapieceofpaper.Thenexchangeyouropinionswithothergroups.Suggestedanswers：1．Arobotmusthelphumanbeingsdowhattheywishtodo.2．Arobotmustprotectitsownerbutcannothavehim/herfallinlovewithit.Afterthat，getthestudentstorefertoAsimov'slawsforrobotsonPage18.Step5　ListeningT：OK，somuchforIsaac'sbiographyandhisthreelawsforrobots.Let'scomebacktohisshortstorySatisfactionGuaranteed.Howdoyoulikethisstory?S1：Ilikethestoryverymuch.IwishtohavearobotlikeTonyatmyhouse.T：Youarenotalone.SomeoneelsewantstohavesuchaTonytoo.Nowpleaselistentothetapecarefully.AskstudentstolookthroughthequestionsinExercise1beforeplayingthetape.Playthetapeagainwhennecessaryandthentickthecorrectboxes.Step6　WritingT：SoitseemsthatMollylikestheideaofahandsomerobotsuchasTonytostayatherhouseandmakeherhappyallthetime.Andwehaveeveryreasontobelievethatinthefuture，householdrobotswillbemoreandmorepopular.Theycanhelpuswithourhouseworkorhomework，andtheycanevenplaywithus.Supposeyouareanengineerinacompanythatmakeshouseholdrobotsandyouhavebeenaskedtodesignanewtypeofrobot.Describeitinashortpassageanddrawapictureofitifnecessary.Thefollowingtipsmayhelpyou：◆YourrobotshouldfollowAsimov'sthreelaws.◆Youshouldstatethepurposeofyourrobotandtheabilitiesyouwantyourrobottohave.◆You'dbettermakealistofthekindsofbodypartyourrobotwouldneedtocarryoutyourinstructions.◆Namethedifferentpartsifnecessaryandexplainwhateachpartdoes.Whilethestudentsarepreparingtheirassignment，encouragethemtomakefulluseoftheirimagination.Step7　Report/PresentationAfterthestudentshavefinishedtheirwork，askthreeorfourofthemtoreportorpresenttheirshortpassagesorpictures.Samplewriting：TherubbishcollectorTherubbishcollectorisarobotabouthalfthesizeofasmallcar.Itsbodyissquareand,containsalargerubbishbininsideit.Ithasacameraattachedtothetopfrontofitsbody.Alsoatthefrontisapairofarms.Underneathithasfourwheelsandsixlegs.Withthecameraitcan“see”rubbishsuchaspaper，glass，andplastic.Ifthesurfaceofthegroundissmooth，itrunsonitswheels，andifthegroundisrough，itunfoldsitslegsandwalks.Whenitseesapieceofrubbish，itstopsandusesitsarmstopickitupandputitinitsrubbishbin.However，whenitseesaperson，ananimaloraplant，itgoesarounditasitisabletorecognizewhensomethingisnotapieceofrubbish.Thecompanyshouldmakethisrobotasitwouldbeverypopularwithschools.Itwouldcleantheoutsidegroundoftheschoolandsogivethestudentsmoretimetospendontheirstudies.Itwouldalsobeagreatadvantagetohaveatsportsgroundsoranyotherareawhererubbishisdroppedbythepublic.Step8　Homework1．Trytoimprovetheshortpassageafterclass.2．Gooverthetext，andlearnallthenewwordsandexpressionsinthereadingpassage.