Wheres-my-schoolbag--Section-A

七年级（上）SectionA(1a-2d)七年级英语上（RJ）教学课件Unit4Where’smyschoolbag?Review—What’sthis?—It’s…—Howdoyouspellit?—...—Whatarethese?—Theyare…LeadinWhat’sthis?Review:Whatarethese?ReadandlearnWordsandexpressionsPresentationtable/ei/bed/e/bookcase/ei/sofa/әu/chair/eә/table/ei/bed/e/bookcase/ei/sofa/әu//ә/booksschoolbag/æ/keyschair/eә/2.on3.under1.in4.behind在...后面5.infrontof在...前面（外部）Thereisatreeinfrontoftheclassroom.6.inthefrontof在...前面（内部）Theblackboardisinthefrontoftheclassroom.7.nextto=near在...附件8.beside在...旁边1.table____2.bed____3.bookcase___4.sofa___5.chair___6.schoolbag___7.books___8.keys____behgdafcMatchthewordswiththethingsinthepicture.1a234Listenandnumberthethingsinthepicture[1-4].1bWhereistheschoolbag?It’sunderthetable.Practicetheconversationsin1awithyourpartner.Thenmakeyourownconversationsusingthewordsinthebox.1cPracticeWhere’sTom?It’sinthebox.I’mTom.Wherearethebaseballs?They’reonthechair.在……上面Wherearethebaseballs?They’reunderthechair.在……下面Doyouknowthesethings?bookskeysacomputergamearulerapencilboxaschoolbag2aListenandnumberthethings[1-6].265342bListenagain.Findthethingsfrom2aandnumbertheminthepicture[1-6].36245Pairwork2cAskandanswerquestionsaboutthethingsinthepictureabove.A:Isthebaseballonthesofa?B:No,itisn’t.It’sunderthechair.A:Arethebaseballsonthesofa?B:No,theyaren't.They'reunderthechair.单数一般疑问句：A:Istheschoolbagunderthechair?B:No,itisn't.It'sunderthedesk.复数一般疑问：A:Aretheschoolbagsunderthechair?B:No,theyaren.t.They'reunderthedesk.Role-playtheconversation.Mom:Comeon,Jack!Jack:Oh,no!Where’smybag?Mom:Hmm…isitonyourdesk?Jack:No.Andit’snotunderthechair.Mom:Oh!It’sonthesofa.Jack:Thankyou,Mom.Err…where’sthemap?Mom:Ithinkit’sinyourgrandparents’room.Jack:Yes,it’sontheirbed!Andmyhat?Mom:It’sonyourhead!Jack:Oh,yeah!Haha!2dMom:快点，杰克!Jack:哦！不，我的书包在哪?Mom:嗯，它在你的桌子上吗?Jack:不，它不在椅子下。Mom:哦！它在沙发上。Jack:谢谢！妈妈！额，地图在哪?Mom:我认为它在你祖父母的房间里。Jack:是的，它在他们的床上。帽子呢？Mom:它在你的头上!Jack:哦！耶!哈哈！underin请根据右边图示用方位介词填空。1.—Where’smybaseball,Fred?—It’s______thedesk.2.Fredfindsasetofkeys______thedrawer.ononunder3.—Isyourpenonthefloor?—No.Mypenis____thedesk.4.Yourbagisthere,______thedesk.5.Canyoubringmethemathbook?It’s_______thedesk.ThisisMr.Wang’sroom.Hisbedis___thefloor.Thebookcaseis_________thebed.Theclockis____thewall.Mr.Wangis_____thechair,_________thedesk.Acomputer,aruler,anotebook,apen_____aphoneare___it.Look!Afishis____thedrawer.What’s______thechair?It’shisfootball.Where___hisTV?Idon’t______.onnexttoononnextandoninunderisknowtoGrammar1.Wherequestions2.介词on,in,underWhereis…?……在哪？It’sunder/on/in…它在……下面/上面/里面。Whereare…?……在哪？They’reunder/on/in…它们在……下面/上面/里面。where’s是whereis的缩写。这是一个由特殊疑问词where引导的特殊疑问句,询问某物在何处。Wherequestion如果句子的主语是可数名词的单数形式或不可数名词，用is，如果主语是可数名词的复数形式，用are。这类句子的答语往往是“Itis/Theyare+方位介词＋名词或代词”。如：---Whereisthecomputer?计算机在哪儿？---It’sonthedesk.它在桌子上。---Wherearehiskeys?他的钥匙在哪儿？---Theyareonthesofa.它们在沙发上。Where’sthe…?It’son/in/under….Talkaboutthethings.thepencils?intheschoolbag.thebaseballs?onthesofa.Whereare?They’reonthetable.They’re….=Theyare….therulers?thekeysunderthebox.Where’re＝Whereare+复数？这三个介词都是用来指示位置关系的介词，与后面表示地点的宾语构成介词短语，表明两个对象的位置关系，所以我们形象地称之为方位介词。on的意思为“在……的上面”，所提到的两个对象有一定的接触面。例如：Thecatisonthebox.这只小猫在箱子上。on,in和underin意为“在……里面”，所提到的两个对象在位置上有相对的包含关系。Thecatisinthebox.这只小猫在箱子里。under意为“在……下面”，所提到的两个对象没有接触面。Thecatisunderbox.这只小猫在箱子下面。Homework书面作业(Writingwork)课时训练Unit4SectionA第一课时口头作业(Oralwork)1.背单词。2.熟读课文Unit1a中的对话3.找partner运用所学句型自编对话