Unit9Whenwasitinvented教学目标知识与技能1.KeyVocabularybulb,lightbulb,microwave,oven,microwaveoven,2.TargetLanguageWhatdoyouthinkisthemosthelpfulinvention?Ithinkthemosthelpfulinventionisthelightbulb.Whyisthat?Well,itgivespeoplemoretimetoworkandplayeveryday.过程与方法Trainthestudents'writingandspeakingskillswiththetargetlanguage.情感态度价值观Ifyouarealoneonatinyisland,whatinventionswouldyouliketohaveontheislandwithyou?教学分析教学重点1．Talkaboutthehelpfulinventionsandannoyinginventions.2．Guidethestudentstodiscusstheiropinionsontheinventions.教学难点难点1．Discusstheopinionsontheinventions.2．Usethetargetlanguagetodescribetheinventions.教学资源Ataperecorder,CAI板书设计Unit9Whenwasitinvented?TheSecondPeriodTargetlanguage:A:Whatdoyouthinkisthemosthelpfulinvention?教学过程设计（第课时）教学环节教师活动学生活动教学媒体预期效果Step1RevisionWatShowsomepicturesaboutinventionssuchascomputer,telephone,car,TV,calculator…Askthestudentstopracticespeaking.Step2.PresentationⅠ.3aPairwork11.Lookatthepictures.Therearesomeinventions(alarmclock,lightclub,microwaveoven).Askstudentstoreadthemloudly.2.Askstudentsthefollowingquestions.Isthelightclubusefulorannoying?3.Askthestudentstomakealistoffivehelpfulinventionsandfiveannoyinginventionsontheirown,movearoundtheroomtoofferhelpasneeded.4.Letthestudentswhowouldliketosharetheiranswerstoreadtotheclass.Ⅱ.3b1.Askthestudentstopayattentiontotheconversation.Asktwostudentstoreadtheconversation.2.Askthestudentstodiscusstheiropinionsin3awiththeirpartner.Ⅳ.Groupwork1.Showapicture.Imaginethatyouarealoneonatinyisland.Choosefiveinventionsyouwouldliketohaveontheislandwithyou.Talkabouttheinventionsinthepicture.Makealistoffivehelpfulinventionsandfiveannoyinginventions.Discusstheiropinionsin3awiththeirpartner.Choosefiveinventionsyouwouldliketohaveontheislandwithyou.Tellthegroupwhatyouchooseandwhy,thendiscussinagroup.复习上节课所学知识，温故而知新。谈论不同物品是否对人类有帮助，练习学生口语。谈论不同物品是否有用，提高口语表达能力。用所学语言，表达自己的看法。教学过程设计（第课时）教学环节教师活动学生活动教学媒体预期效果2.Tellthegroupwhatyouchooseandwhy,usethesesentences.Ithinkthemosthelpfulinventionis…I’dliketohavea…becauseIcould…It’susedfor…Ialsowanta…becauseit…3.Askthestudentstodiscussinagroup.Step3:Summary教学设计评价
