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1、Unit4Wheresmyschoolbag?SectionAPeriod2(3a-3c)WheresSally?Shesthebox.1 2 3 4 5behindnear/nextto3a Lookatthepicturesandcompletetheconversations.A:Where_thekeys?B:Theyre_the_.areontableA:Wheresthe_?_itonyourdesk?B:No,its_thechair.bookIsunderA:Where_thepencils?B:Idontknow._theyinthe_?A:Yes,theyare.areAr
2、eschoolbag3b Askandanswerquestionsaboutthethingsontheright.Picture1Picture2InPicture1,theisInPicture2,itsInPicture1,theareInPicture2,theyreInPicture1,theclockisonthewall.InPicture2,itsonthefloor.InPicture1,thebooksareonthebookshelf.InPicture2,theyreonthetable.SampleanswerA:Wherearemybooks?B:Idontkno
3、w.Aretheyonthedesk?A:No,theyarent.(Yes,they are.)A:Whereismybook?B:Idontknow.Isitonthedesk?A:No,itisnt.(Yes,itis.)【活学活用活学活用】补全对话补全对话,每空一词。每空一词。1.Where_mycomputergame?_onthetable.2.Where_yourbooks?_inmybackpack.3.Kateisinherroom.(对划线部分提问对划线部分提问)_?isItisareTheyareWhereisKate本单元我们学习了介词：本单元我们学习了介词：in,on
4、,under。这些表示处所或者位置的介词常和名词搭这些表示处所或者位置的介词常和名词搭配构成短语。需要特别注意的是：配构成短语。需要特别注意的是：on表示表示“在在上面上面”，通常两个物体表，通常两个物体表面面有接触有接触；under表示表示“在在正下方正下方”，通常这两个，通常这两个物体表面物体表面不接触不接触；in表示表示“在（一个场所、位置或空间的）在（一个场所、位置或空间的）里面里面”。underin请根据右边图示用方位介词填空。请根据右边图示用方位介词填空。1.Wheresmybaseball,Fred?Its_thedesk.2.Fredfindsasetofkeys_thedra
5、wer.ononunder3.Isyourpenonthefloor?No.Mypenis_thedesk.4.Yourbagisthere,_thedesk.5.Canyoubringmethemathbook?Its_thedesk.ThisisMr.Wangsroom.Hisbedis_thefloor.Thebookcaseis_thebed.Theclockis_thewall.Mr.Wangis_thechair,_thedesk.Acomputer,aruler,anotebook,apen_aphoneare_it.Look!Afishis_thedrawer.Whats_thechair?Itshisfootball.Where_hisTV?Idont_.onnexttoononnextandoninunderisknowtoDotheotherexercisesinthispart.Talkaboutthedifferencesbetweenthetwopictureswithyourpartner.AB