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1、welcomeThinkaboutitWhatschoolthingsdoyouhave?SectionAUnit3Isthisyourpencil?pencilbookeraserpencilboxschoolbagdictionarySchoolthingspencil铅笔book书eraser橡皮pencilbox铅笔盒；文具盒schoolbag书包dictionary字典；词典apencilapenabookaschoolbagadictionaryWhat’sthis?aneraserIt’s
2、apencil.aneraserarulerapencilboxWhat’sthat?It’saneraser.pencilsschoolbagsdictionariesWhatarethese?pencilboxesTheyarepencils.erasersrulerspencilboxesWhatarethose?They’reerasers.What’sthis/that?It’sa/an…What’rethese/those?Theyare…Matchthewordswiththethings
3、inthepicture.1a1.pencil2.pen3.books4.eraser5.ruler6.pencilbox7.schoolbag8.dictionaryegbhcfadIsthis/thataruler?？No,itisn’t.It’saneraser.GuessWhat’sthis/thatinEnglish?Isthat/thisadictionary?？No,itisn’t.It’saruler.GuessAretheseschoolbags?？Yes,theyare.GuessA
4、rethosebooks?？No,theyaren’t.TheyarepencilsGuessSummary表示物体的所属关系要用物主代词。形容词性物主代词：myyourhisher我的你的他的她的你们的名词性物主代词：mineyourshishers﹙注意：形容词性物主代词不能单独使用，后面必须跟名词。名词性物主代词单独用，后不跟名词。名词性物主代词相当于形容词性物主代词加名词﹚Thisismypencil.Thisismine.LookandsayThisisherruler.Thisishers.
5、温馨小贴士：名词性物主代词=形容词性物主代词+名词Whoistheowner(主人)?Isthis/thatyourbook?Yes,itis.Itismybook.No,itisn’t.Itisherbook.hisbook.=mine=yours=hers=hisIsthisyourschoolbag?Yes,itis.It’smine.myschoolbagIsthisyoureraser?No,itisn’t.It’shis.hiseraserhisIsthatyourpencil?No,iti
6、sn’t.It’shers.herpencilhersPairworkA:Isthisyourpen?B:Yes,itis.It’smine.Isthatyoureraser?A:No,itisn’t.It’shis.hishismineminehersAretheseyourdictionaries?Yes,theyare.They’remine.mydictionariesAretheseyourbooks?No,theyaren’t.They’rehers.herbookshersArethose
7、yourpencilboxes?No,theyaren’t.They’rehis.hispencilboxeshisPairworkA:Aretheseyourpencilboxes?B:Yes,theyare.They’remine.Arethoseyourdictionaries?A:No,theyaren’t.They’rehers.hisminehishersA:Isthisyourpencil?B:Yes,itis.It’smine.A:Isthatyourschoolbag?B:No,iti
8、sn’t.It’shis.A:Aretheseyourbooks?B:No,theyaren’t.They’rehers.Listenandnumbertheconversations[1-3].1b321A:Isthis______(you)_______?B:Yes,________.It’s(I)______.youritisrulermineA:___that_____(you)__________?B:_____,itisn’t.
