Unit1Topic3SectionB课件七年级英语上册

Topic3Howoldareyou?SectionBName:Age:Class:Grade:From:IntroduceJanetotheclass.IamJane.I'mfrom…

Jane1247CanadaIntroduceBilltotheclass.ThisisBill.Heisseventeen…

Name:BillAge:17Tel:8259379Class:7Grade:7From:England-What'sthis?-It's

apenaTVamapaCDapencilabook-What'sthis?-It's

anappleanegganeraseranorangeItisan

apple.

an

egg.

an

eraser.an

orange.Itisa

pen.aTV.a

map.a

CD.a

book.

Thedifferencebetween“an”and“a”.你能找到规律么/pen//ˌti:ˈvi://mæp//'æpl//si:ˈdi://bʊk//eg//ɪˈreɪsər//ˈɒrɪndʒ/a

用在（辅音音素开头）的单词或字母前。

如：abook，a

desk，a“u”，a

goodboyan

用在（元音音素开头）的单词或字母前。

如：an

egg，

anapple，an“f”，an

orange不定冠词（art.）a/an都表数量一用在单数可数名词前。a&an区别a/an用法：看发音

偷懒记：a用在辅音之前，an用在元音(a,e,i,o,u)之前

aanapplebookpenorangeBsSectionBLook,listenandsay.mapdeskpenpencileraser

Whatcanyouseein1aListenandrepeat.A:Excuseme,What'sthisinEnglish?B:It'saneraser.A:Howdoyouspellit?B:E-R-A-S-E-R,eraser.A:Thankyou!B:That'sOK.Listenandrepeat.A:Excuseme

,

what's____inEnglish?B:It's_____pencil.A:Howdoyouspellit?B:P-E-N-C-I-L,______.A:Thankyou.B:______________.apencilthisA:Excuseme,what's___inEnglish?B:It's_____apple.A:____________,please?B:Yes,A-P-P-L-E,apple.A:_______.B:That'sOK.anCanyouspellitThanksthat注意这/那个用英语怎么说？它是...____________________thisthat是__________词.this指离说话人________的人或事物，而that指离说话人______的人或事物。答语用it代替this/that，是为了避免重复。指示代较近较远What'sthis/thatinEnglish?It'sa...

注意谢谢相关表达：Thanks!Thankyou!Thankyouverymuch!Thanksalot!Manythanks!Makeyourconversations.A:What'sthis/thatinEnglish?B:It'sapen.A:Canyouspellit?B:Yes,P-E-N,pen.A:What'sthis/thatinEnglish?B:It'sapen.A:Howdoyouspellit?B:P-E-N,pen.GameGuesstheobjectsbytouchingthem.A:What'sthisinEnglish?B:It'sanapple.A:Howdoyouspellit?B:A-P-P-L-E,apple.A:Isthisanapple?B:Yes,itis.A:Isthisanapple?B:No,itisn't.Itisanorange.Isthatatoy,too?Aneraser?Wow!No,it'san_______.No,itisn't.It'sa____.Isthisa_________?telephonetoyeraserSongWhat'sthis?What’sthis?What?What?It’samat.It’samat,mat,mat.What’sthis?What?What?It’sacat.It’