三年级下册英语课件Unit3Isthisyourpenci译林三起14.ppt

,Isthisyourpencil?,Unit3,SectionAPeriod1,Whatsthis/thatinEnglish?,apencil,apencilsharpener,apencilbox,aschoolbag,adictionary,abook,Lookandlearn:schoolthings学习用品,aneraser,Isthisa/an?,Yes,itis.,No,itisnt.,Askandanswer:,WhatsthisinEnglish?,Itsaruler.,Isthismyruler?,Yes,itis.,Itsmyruler.=Itsmine.,WhatsthisinEnglish?,Itsaneraser.,Isthismyeraser?,No,itisnt.,Itshereraser.=Itshers.,Whatarethese?,Theyrebooks.,Aretheseyourbooks?,No,theyarent.,Theyrehisbooks.=Theyrehis.,I.物主代词,my,our,your,your,his,her,its,their,mine,ours,yours,yours,his,hers,its,theirs,用法口诀：物主代词两类型，形容词性、名词性。形容词性作定语，后面定把名词用。名词性、独立用，主宾表语它都充。,注意：形容词性物主代词后必须跟名词。名词性物主代词只能单独使用，后面不再跟名词。名词性物主代词=形容词性物主代词+名词。,Its_(my,mine)key.,my,Thekeyis_(my,mine).,mine,Theruleris_(her,hers).,hers,Itis_(her,hers)ruler.,her,Thisis_(your,yours)map.,your,Themapis_(your,yours).,yours,Its_(his,his)pen.,his,Thepenis_(his,his).,his,Theappleis_(her,hers).,hers,Thesebooksare_(our,ours).,ours,Theseare_(our,ours)books.,our,Its_(her,hers)apple.,her,1a.Matchthewordswiththethingsinthepicture.,pencil,pen,books,eraser,ruler,pencilbox,schoolbag,dictionary,e,g,b,h,c,d,f,a,Aretheseyourbooks?,Yes,itis.Itsmine.,No,theyarent.Theyrehers.,Isthisyourpencil?,No,itisnt.Itshis.,Isthatyourschoolbag?,1a,A:Isthisyourpencil?B:Yes,itis.Itsmine,A:Isthatyourbackpack?B:No,itisnt.Itshis.,A:Aretheseyourbooks?B:No,theyarent.Theyrehers.,3,2,1,Listenandnumbertheconversations1-3.,1b,Isthisyourpencil?Yes,itis.Itsmypencil.Isthatyoureraser?No,itisnt.Itshise