《Unit9Whenwasitinvented》（第1课时）SectionA教案课题：Unit9Whenwasitinvented?讲课教师：学科：English课时：1总课时数：54教学目标知识与技能1keyvocabulary:inventcalculator2targetlanguage:talkaboutthehistoryofinventions过程与方法1listeningpractice2pairwork3groupwork情感态度与价值观Enablethestudentstobeawareofdifferentinventionsaroundthem.教材分析教学重Understandandusethenewwordsandphrases.点教学难点Enablethestudentstousewhattheyknowtoexplainnewwords.教学过程教师活动学生活动备注（教学目的、时间分配等）Step1revisionandLead-inT:Hello,boysandgirls.Thisweekwewillbeginanewunitaboutinventions.Youcanseeinventionsallaroundus,fromTVtocar,fromfoodtoclothing.Weshouldsaynobodycanlivewithoutthem.Don’tyouthinkso?Canyouimagineonedaywithoutinventions?Yes,weliveinaworldofinventions.Theseinventionsmakeourlifeeasierandmorecomfortable.Inthisunit,wewilllearnsomeinventionsandtheirhistory.First,let’sgettoknowSs:That’simpossible.Studentsexplainintheirownwordsthewordsinpage1intheworkbook.Maketwosentenceswiththenewwords.somenewwords.Step21aReadtheinventionstothestudents.Callstudents’attentiontothefivepictures.Pointtoeachpictureandletstudentstellwhatitis.Step31bGetthewholeclasstoreadtheinstructiontogether.Wewilllistentoagirlandawomentalkingaboutthefiveinventions.Listencarefullyandmatchtheinventionswiththedates.Playthetapetwice.Step41cAskapairofstudentstoreadthisconversationtotheclass.Thengetstudentstopracticeinpairs.UsingtheinformationinActivity1b.Writethenamesofthefiveinventionsontheblackboard.Guessandwritethedatesontheboard.Repeatthequestionsandanswerlikethis:Whatwasthecomputerinvented?Thefirsttimestudentsonlylistenandtrytocatchthemainidea.Thenmatchtheinventionsanddates.Followthetapeandrepeatseveraltimes.A:WhenwastheStep5summaryInthisclass,wehavelearnedtotalkaboutthehistoryofinventionswithpassivevoice.Andwehavedonetelephoneinvented?B:Ithinkitwasinventedin1876.教师活动学生活动备注（教学目的、时间分配等）muchlisteningpracticeandoralpracticeStep6homeworkWriteouttwoconversationsinActivity1a,板书Unit9Whenwasitinvented?SectionA1Thenameoffiveinventions:computer/car/calculator/telephone/TVset2targetlanguageA:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1986.教学后记：
