7a Unit 7 Section B 1

Unit7,Unit7Howmucharethesesocks?,SectionB11a-2c,Talkaboutthepriceoftheclothes.,Howmuchisthathat?,Itsfivedollars.,Howmuchis/are?,Its/Theyre,ten,eleven,twelve,thirteen,fourteen,four,+,teen,sixteen,seventeen,nineteen,fifteen,eighteen,Presentation:numbers,10,11,12,13,14,15,18,16,17,19,twenty,twen,+,ty,thirty,thir,+,ty,twenty-one,twenty-two,thirty-one,20,30,21,22,31,1a,Listenandrepeat.,Writethenumbersin1anexttothecorrectwords.Whichrowsofnumbersareinthewrongplaces?,1b,10,11,12,13,14,25,26,27,28,29,20,21,23,24,15,16,17,18,19,30,31,22,Listenandcirclethenumbersyouhearin1a.,1c,Listenagain.CirclethethingsinthepicturethatKateandhermomtalkabout.Check()thethingKatebuys.,1d,Nowcloseyourbooks,listenagain,andcompletetheconversation.Mom:Oh,look!Ilikethatbluesweater._isit?Kate:_dollars.Oh,Ilikethese_.Mom:Oh,no.Idontlike_.Kate:Doyoulikethis_?,much,red,How,Fifteen,socks,T-shirt,Mom:Mmm,yes.Ido,butits_dollars.Kate:Oh.Howmuchisthe_?Mom:Its_dollars.Butyouhaveagreensweater.Kate:Mmm.Mom:Oh,doyoulikethese_?Kate:Oh,yes.Howmuch_?Mom:Only_dollars.Kate:OK,_.,eleven,green,sweater,twenty,trousers,are,they,sixteen,Illtakethem,1e,Howmuchis/are?,Its,Askandanswerquestionsaboutthethingsinthepictureabove.,Pairwork,1.askirt_3.socks_5.shorts_2.asweater_4.trousers_6.shoes_,Howmuchdoyouthinkthesethingscost?Matcheachclothingitemwithaprice.,2a,b,a,f,e,d,c,a.$3c.$30e.$22b.$15d.$20f.$25,Mr.CoolsClothesStore,1.Whatcanyouseeinthepicture?2.Wherearetheclothes?3.Whatsthestoresname?,Readtheadandfillinthepricetags.,Mr.CoolsClothesStoreComeandbuyyourclothesatourgreatsale!Wesellallourclothesatverygoodprices.Doyoulikesweaters?Wehavegreensweatersforonly$15!Yellowsweatersareonly$12!Doyouneedtrousers?,2b,Forboys,wehaveblacktrousersforonly$22.Andshortsareonly$16!Forgirls,wehaveskirtsinpurpleforonly$20.Howmuchareourjackets?Only$30!Andwehaveblackshoesforonly$28.Socksareonly$2forthreepairs!CometoMr.CoolsClothesStorenow!,$15,$12,$20,$28,$22,$16,$2,$30,Readtheadagainandanswerthequestions.1.WhatcanwebuyatMr.CoolsClothesStore?2.Howmucharetheyellowsweatersthere?3.Forboys,whatcolortrousersdotheysell?Howmucharethey?4.Ifyouwanttobuysixpairofsocks,howmuchdoyouhavetopay?,Closeyourbooksandcompletethepassage.,Mr.CoolsClothesStoreComeandbuyyourclothesatourgreatsale!Wesellallourclothes_verygoodprices.Doyoulike_?Wehavegreensweatersforonly_dollars!Yellowsweatersareonly_dollars!Doyouneed_?,at,sweaters,fifteen,twelve,trousers,Forboys,wehave_trousersforonly_dollars.Andshortsareonly_dollars!Forgirls,wehaveskirts_purpleforonly_dollars.Howmuch_ourjackets?Only_dollars!Andwehaveblackshoesforonly_dollars.Socksareonly$_forthree_!_Mr.CoolsClothesStorenow!,black,twenty-two,sixteen,in,twenty,are,thirty,twenty-eight,2,pairs,Cometo,You:Hello,_Ihelpyou?Girl:Yes,please.Ineeda_.You:Howaboutthesepurple_?Girl:Oh,Ilikethisone.How_isit?You:Itsonly_dollars.Girl:Oh,good.Ill_it.You:Andwhatdoyouneed?,2c,ImagineyouworkatMr.CoolsClothesStore.Completetheconversation.,can,skirt,skirts,much,20,take,Boy:Well,Ineedapairofblack_forschool.You:Whataboutthispair?Theyare_twenty-eight_.Boy:Great.Anddoyouhaveshorts,too?You:Yes,ourshortsareonly_dollars.Boy:OK.Illtakethe_andthe_.,shoes,only,dollars,16,shoes,shorts,1.基数词表达one到twelve，拼写和读音无规律。2)thirteen到nineteen，“十几”，在个位数后加后缀-teen，注意thirteen,fifteen和eighteen。3)twenty到ninety，“几十”，以ty结尾，注意twenty,thirty,forty,fifty,eighty。,4)2129直到9199，“几十几”,用整十位数加个位表示,中间用连字符“-”把十位和个位连接起来。5)onehundred“一百”，也可说ahundred,可加具体数字，如ninehundred(900)。,2.基数词用法基数词只能修饰可数名词，要注意数词和名词在数上要保持一致。如：一名学生；两名男孩；二十个苹果;三十三个鸡蛋onestudent;twoboys;twentyapples;thirty-threeeggs,3.Comeandbuyyourclothesatourgreatsale!buyv.买buysb.sth./buysth.forsb.给某人买某物e.g.我们给妈妈买件新毛衣吧。Letsbuymomanewsweater.=Letsbuyanewsweaterformom.,clothes指身上穿的各种服装,包括上衣,内衣,裤子等,是衣服的总称。不能直接与数词连用,但可与some,many,these或those等连用。e.g.看！那边的衣服大减价了。Look!Someclothesareonsaleoverthere.,sale名词，onsale“出售；廉价出售”，同义短语atagreatsale。e.g.今天这家商店的毛衣大减价了。Thesweatersinthestoreareonsaletoday.,4.Wesellallourclothesatverygoodprices.all与定冠词、指示代词、形容词性物主代词等限定词连用时，all应放于这些词之前。如：所有这些学生；她所有的衣服；所有那些房间allthestudents;allherclothes;allthoserooms,atverygoodprices以合理的价格(出售)pricen.价格e.g.这本书多少钱?Whatsthepriceofthebook?他们有各种颜色的毛衣，每件售价是15美元。Theyhavesweatersinallcolors,atthepriceof15each.,5.Forgirls,wehaveskirtsinpurpleforonly20.in+颜色，“穿颜色的”e.g.那个穿红衣服的女孩是我妹妹。Thegirlinredismysister.,I.根据等式,写出相应的英文数字。1.twenty-six-twelve-nine=_2.sixteeneighteleven=_3.eighteen-sevenfifteen=_4.thirteenfourteen-twenty-five=_5.twenty-nine-thirteen-ten=_6.thirty-nine-twenty-five=_7.twelvethirteen-fifteen=_8.nineteen-eleventwenty=_,five,thirty-five,twenty-six,two,six,fourteen,ten,twenty-eight,II.根据汉语意思完成英语句子，每空一词(数字用英语表达)。1.我表妹16岁。Mycousin_yearsold.2.13个女生在教室里。_areintheclassroom.,Thirteengirls,issixteen,3.这儿有11个桃子。Here_peaches.4.迈克有10本故事书。Mike_storybooks.,hasten,areeleven,III.根据句子或对话意思，从方框中选择恰当的单词填空。,1.Doyoulikethered_,Jill?Yes,theyrenice.2.The_ofthisCDplayeri