人教版新目标英语七年级上册新教材unit3课件

,Unit3Isthisyourpencil?,WhatsthisinEnglish?,pencil铅笔,WhatsthisinEnglish?,WhatsthisinEnglish?,pen钢笔,Itsapen.,book书,WhatsthisinEnglish?,Itsabook.,books,WhatsthisinEnglish?,eraser橡皮擦,Itsaneraser.,WhatsthisinEnglish?,ruler尺子,Itsaruler.,WhatsthisinEnglish?,pencilbox铅笔盒,Itsapencilbox.,WhatsthisinEnglish?,schoolbag书包,Itsaschoolbag.,dictionary字典,Itsadictionary.,pencil铅笔book书eraser橡皮擦pencilbox铅笔盒schoolbag书包dictionary字典,Do1a,Thisisherruler.Isthisherruler?Yes,itis./No,itisnt.(isnt=isnot),Thisishispencil.Isthishispencil?Yes,itis./No,itisnt.(isnt=isnot),Theseareherbooks.Aretheseherbook?Yes,theyare.No,theyarent.(arent=arenot),Grammar,一般疑问句,Isthisyourpencil?,（肯定回答）Yes,itis.,（否定回答）No,itisnt.,lisnt=isnot,特点及注意：1、问句使用升调2、把be动词提前3一般疑问句必须先用yes或no回答.4、肯定回答时，itis不能写成its.,Thisisaruler.（改为一般疑问句）,aruler?,Is,this,Thatismyeraser.(改为一般疑问句并做肯定回答）easer?,.,Is,that,your,No,it,isnt,Isthishisdictionary?(改为陈述句)_dictionary.,This,is,his,Thatisherbook.(改为一般疑问句并做否定回答)herbook?_,_.,Is,this,No,it,isnt,改错,1Isthisabook?Yes,itisnt.2Isthatyourdictionary?Yes,its.3Whatsthat?Itsruler.,Itsaneraser.Itshereraser.Itshers.(hers=hereraser),Itsapencilbox.,Itsmypencilbox.,Itsmine.,mine=mypencilbox,Itsapencil.Itsyourpencil.Itsyours.,yours=yourpencil,Itsaschoolbag.Itshisschoolbag.Itshis.(his=hisschoolbag),形容词性物主代词,myyourhisher形容词性物主代词起形容词的作用，用在名词前(举例),名词性物主代词,mine(mine=my+名词)yours(yours=your+名词）his(his=his+名词)hers(hers=her+名词)名词性物主代词=形容词性物主代词+名词(为了避免重复)(后面就不再加东西了),注意：在使用名词性物主代词时，必须有特定的语言环境，也就是要省略的名词大家已经知道，已经提起过。例