Unit4Where’smybackpack?第一课时(SectionA1a—2c)Teachingaims(教学目的)学习常用家具和物品的英语名称，询问物品的摆放位置以及相应的答语。学会on,in,under,behind等重要的方位介词。Keypoints(本课重点)1.Where’smybackpack?It’sunder/on/in/behind/nexttothetable.2.PluralnounsTeachingaids(教学方法)通过学生看图片和实物学习新知识，然后通过一些交际训练学习对话。Teachingprocedures(教学过程)Step1RevisionFreetalk（用所学过的知识组织对话）Checkhomework1aPresentation利用实物教学in/on/under/behind的意思和用法。Thebookisonthedesk.Theeraserisunderthebook..Therulerisinthepencilcase.2..Pointtothepictureandteachthenewwords.Ask:What’sinthepicture?Whatcanyouseeinthepicture?Canyounamethem?3.Startbyaskingstudentstopointtoeachwordattheleftandrepeatthemafterme4.Aftertheyhavesaidthewords,askthemtoguesswhichthinginthepictureeachwordrefersto.Workinpairsandchecktheanswers.5.Askstudentstomatchthewordswiththeobjectsinthepicturebywritingthelettersoftheobjectsonthelinesnexttotothewords.1b.listenandnumber(1—5)thethingsinthepicturewhenyouhear.Firstrepeatthenameofeachword.Playtherecordingthefirsttime.Studentsonlylisten.Listenagainandwriteanumber1intheboxnexttothefirstitemmentioned,a2in……..correcttheanswers.1cpairwork.makeyourownconversations.Usethewordsinthebox..andthingsinthepicure.example:Where’sthepencilcase?It’sinthebackpack?Where’sthebackpack?It’sunderthetable.Where’rethebooks?They’reonthesofa.Where’rethekeys?They’reonthedresser.Alsomakeconversationsusingpersonalpossessionsintheclassroomsetting..wecanusekeys,abackpack,apencilapencilcaseandsoforth..Placethemin,on,underwhereallstudentscanseethem.Thentaketurnstoaskeachother.2a1.Pointtothesixpicturesandrepeatthenameoftheobjectineachpicture.Thenasksomestudentstoreadthem.loudly.Playtherecordingthefirsttimeandonlylisten.Playtherecordingasecondtimeandwriteanumber.checktheanswers.2b.1.askdifferentstudentstoreadthenumberandsaythenameofeachitemin2a2.pointtothenumbersin2aandyouwillwritethesenumbersinthepicturein2b.3.askstudentstolookatthepictureandpointouttheboxesinthepicturewherestudentscanwriteinthenumbersinordertoshowwheretheitemsgo.4.p