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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit3 Is this your pencil?,Whats this in English?,pencil,铅笔,Whats this in English?,Whats this in English?,pen,钢笔,Its a pen.,book,书,Whats this in English?,Its a book.,book,s,Whats this in English?,eraser,橡皮擦,Its,an,eraser.,Whats this in English?,ruler,尺子,Its a ruler.,Whats this in English?,pencil box,铅笔盒,Its a pencil box.,Whats this in English?,schoolbag,书包,Its a schoolbag.,dictionary,字典,Its a dictionary.,pencil,铅笔,book,书,eraser,橡皮擦,pencil box,铅笔盒,schoolbag,书包,dictionary,字典,Do 1a,This is her ruler.,Is this her ruler?,Yes,it is./No,it isnt.,(isnt=is not),This is his pencil.,Is this his pencil?,Yes,it is./No,it isnt.,(isnt=is not),These are her books.,Are these her book?,Yes,they are.,No,they arent.,(arent=are not),Grammar,一般疑问句,Is this your pencil?,（,肯定回答）,Yes,it is.,（,否定回答）,No,it isnt.,l,isnt,=is not,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，,it is,不,能写成,its.,This is a ruler.,（改为一般疑问句）,a ruler?,Is,this,That is my eraser.,(,改为一般疑问句并做肯定回答）,easer?,.,Is,that,your,No,it,isnt,Is this his dictionary?,(,改为陈述句,),_ _ _ dictionary.,This,is,his,That is her book.,(,改为一般疑问句并做否定回答,),her book?,_,_ _.,Is,this,No,it,isnt,改错,1,Is this a book?,Yes,it isnt.,2 Is that your dictionary?,Yes,its.,3 Whats that?,Its ruler.,Its an eraser.,Its,her,eraser.,Its,hers.,(hers=her eraser),Its a pencil box.,Its,my,pencil box.,Its,mine,.,mine=my pencil box,Its a pencil.,Its,your,pencil.,Its,yours,.,yours=your pencil,Its a schoolbag.,Its,his,schoolbag.,Its,his,.,(his=his schoolbag),形容词性物主代词,my,your,his,her,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,),Is this,your pen,?,No,it isnt.Its,her pen,.,(,为了避免重复,),No,it isnt.Its,hers,.,(hers=her pencil),Is this,her pencil,?,No,it isnt.Its,my pencil,.,(,为了避免重复,),No,it isnt.Its,mine,.,(mine=my pencil),Is this,her easer,?,Yes,its,her eraser,.,(,为了避免重复,),Yes,its,hers,.,Is that your,schoolbag,?,No,it isnt.Its,his schoolbag,.,(,为了避免重复,),No,it isnt.Its,his,.,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：,Its hers.,是她的。,（单独使用大家不知是怎么回事，不可以这样用）,There is a book.Its hers.,那有本书。是她的。,（先提及，大家才明白）,2a,listen and check(,)the things you hear.,P 8,2b,listen and complete,Listen and complete the conversation with the words in the box,2b,erasers pencil ruler pencil box books,Tom:Excuse,me,Grace.Is,this your?,Grace:,Yes,thank,you.And those are my .,Tom:And Jane,is this your?,Jane:No,it isnt.Its hers.,Tom:OK,and these are my .This is,your ,Jane.,erasers,pencil,ruler,pencil box,books,可数名词有,单数和复数,两种形式。名词的复数形式的部分规则如下：,一般情况加,s,pencil pencils,pen pens,book books,boy boys,以,s,sh,ch,x,等结尾的加,es,class-class,es,box-boxes,watch-watch,es,以辅音字母,y,结尾的词，变,y,为,i,在加,es,dictionarydictionar,ies,family-famil,ies,不规则变化：,man,men,woman,women,foot,feet,a Chinese,three Chinese,child-,children,1,、一般在词尾加,s.,cup,s,杯子,day,s,日子,hand,s,手,hat,s,帽子,pen,s,笔,pencil,s,铅笔,2,、以,s,sh,ch,x,结尾的词在词尾加,es,class-class,es,班级,bus-bus,es,公共汽车,box-box,es,盒子,watch-watch,es,手表,3.,以辅音字母加,y,结尾的词，变,y,为,i,，再加,es,army-arm,ies,军队,story-stor,ies,故事,factory-factor,ies,工厂,baby-bab,ies,宝贝,dictionary-dictionar,ies,字典,family-famil,ies,家庭,4.,以,o,结尾的词，多数加,s,photo-photo,s,kilo-kilo,s,公里,少数以,o,结尾的词，在词尾加,es,tomato-tomato,es,西红柿,hero-hero,es,英雄,potato-potato,es,土豆,(,番茄，土豆，英雄,),5,、以,f,或,fe,结尾的词，多数把,f,fe,变为,v,，再加,es,leaf-lea,ves,树叶,thief-thie,ves,小偷,wife-wi,ves,妻子,knife-kni,ves,小刀,shelf-shel,ves,架子,不规则变化,man-men,男子,woman-women,女人,foot-feet,脚,goose-geese,鹅,tooth-teeth,牙齿,mouse-mice,老鼠,child-children,小孩,单复数同形,sheep-sheep,绵羊,deer-deer,鹿,Chinese-Chinese,中国人,Japanese-Japanese,日本人,
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