,2018/8/27,#,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,What,class are you in?,Section B,Unit,1 Topic 3,What class are you in?Unit 1 T,1,T:Whats this in English?,S:Its,an,apple.,仁爱版英语七年级上册Unit1_Topic2_SectionBppt课件,2,PPT,模板：, PPT,课件：, this in English?S:Its an egg.,PPT模板： cara pencila pen,4,a,book,a,map,a,blackboard,a booka mapa blackboard,5,an,apple,an,orange,an,egg,an,eraser,an applean orangean eggan eras,6,a,和,an,的区别,1.a,用在以辅音音素开头的单词前。例如：,a,book;,a,desk,2.an,用在以元音音素开头的单词前。例如：,an,egg;,an,apple,a和an的区别1.a 用在以辅音音素开头的单词前。,7,apple,pencil,book,desk,a,a,a,an,applepencilbookdeskaaaan,8,eraser,pen,toy,map,a,a,a,an,eraserpentoymapaaaan,9,1a,Look,listen and say,1aLook,listen and say,10,1b Complete the conversations and then,practice with your partner.,A:Excuse me,whats _ in English?,B:Its _ pencil.,A:How do you spell it?,B:_,pencil,.,A:Thank you.,B:_ _.,a,P-E-N-C-I-L,Youre welcome,this,1b Complete the con,11,A:Excuse me,whats _,in English?,B:Its _ apple.,A:_ _ _ _,please?,B:Yes.A-double P-L-E,apple,.,A:_.,B:Thats OK.,an,Can you spell it,that,Thanks,A:Excuse me,whats _,12,What,s this in English?,Its a/an,How,do you spell it?,Whats this in English?,13,2a,Look,listen and say,2aLook,listen and say,14,A:Is this an eraser?,B:Yes,_.,A:Thank you.,A:Is that a pen?,B:No,_.,It is a pencil.,it is,it isnt,A:Is this an eraser?A:Is tha,15,A:,Is that a desk?,B:,Yes,it is.,A:Is this an orange?,B:No,it isnt.Its an apple.,A:Is that a desk?A:Is this a,16,A:Whats this?,B:Is it a/an?,A:Whats this?,17,Do you know this game?,Do you know this game?,18,Example:,Class:Whats this in English?,Jane:Is it a/an?,Class:Yes,it is./No,it isnt.Its a/an,Play this game after the example.Guess the objects by touching them.,Class activity,Example:Class,19,仁爱版英语七年级上册Unit1_Topic2_SectionBppt课件,20,Sum up,Patterns:,Whats this/that in English?,Its a/an,How do you spell it?,Is this a/an?,Yes,it is./No,it isnt.,2.New words:,a/an,spell,can,please,double etc.,Sum upPatterns:,21,（,1,）总结：在学过的名词中，哪些前面加,a,，哪些前面加,an,。,（,2,）参考,1a,，自编两则对话，写在作业本上,。,Homework,（1）总结：在学过的名词中，哪些前面加a，哪些前面加an。H,22,