Unit6Whenwasitinvented？集体备课内容二次备课内容三维教学目标KnowledgeObject:hataretheyusedfor?Whenwasitinvented?Whowasitinventedby?Master:be+pp.AbilityObject.：1）能运用所学知识练习被动语态的句式。2）能用所学句型进行交际练习。EmotionObject:培养学生的听说演等能力及合作学习的意识。教学重点1．Talkaboutthehelpfulinventionsandannoyinginventions.2．Guidethestudentstodiscusstheiropinionsontheinventions.教学难点被动语态的运用及构成。教法情景操练，反复使用，师生互动，生生互动。学法通过谈论历史上的发明物，充分掌握被动语态的用法.教学准备多媒体课件教科书录音机课前预习教学过程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.Step3:Summaryhomework:1.Completetheshortpassage.2.Tranlatesomesentences.1.我们都知道全世界广泛的应用英语。2.食物在吃之前应该煮一下。3.那条河被污染了。4.那本书昨天被借出去了。5.明年我校还要建一栋教学楼。课后反思本节课成功之处：本节课需改进的地方：
