基于跨学科教学理念，在学习研修课程的基础上，在骨干教师的指导下完成1个跨学科教学案例。
七上Unit7Howmucharethesesocks
SectionB(1a-2c)
一、教学目标：
1.语言知识目标：
1)掌握下列词汇：ten~thirty-one,Mr.clothes,store,buy,sale,sell,all,very,price,boy,apairof
2)继续练习“询问价格”，并学习运用数字ten~thirty-one来表达价钱。
3）学会如何作简单的价格报告。
2.情感态度价值观目标：
二、教学重难点
1.教学重点：
1）学习英语数字ten~thirty-one的表达方式，并能在实践活动中进行运用。
3）在较为真实的购物情景下，能运用所学的语言知识进行购物交际活动。
2.教学难点：
2）在较为真实的购物情景下，能运用所学的语言知识进行购物交际活动。
三、教学过程
Ⅰ.Warming-upandrevision
1.GreettheSs.Checkthehomework.
2.Firstletstudentsrepeatthenumbers0-9.Thenhaveafreetalk.Andthenaskdifferentstudentstoimitateashoppingsceneinastore,talkingaboutclothingandpricesinpairs.Showthefollowingclothesandpricesonthescreen:thispurplesweater($5),thatredbag($8),thatyellowshirt($6),thesebluetrousers($7),thoseblackshoes($9),thosewhitesocks($2).
S1:Howmuchisthispurplesweater
Ssaskandansweraboutalltheclothesinpairs.
（联系数学学科，熟悉数字并能进行简单加法计算来谈论物品总价。）
Ⅱ.Listening
1.T:Wehavelearnedthenumbers0-9.Todaywe’lllearnthenumbers10-31inla,SectionB.Listentotherecordingandrepeatthenumbers.
(PlaythetapesfortheSstolistenandrepeatthem.Askstudentstolistentotherecordingandlearnthenumbers.)
2.Thenpointtosomenumbersandaskstudentstosaythemout.Askstudentstofinishwritingthenumbersindividually.
3.TellSsthatsomeofthenumbersareinthewrongorder.Checktheanswers.
4.LetSsfindouttherulesofthenumbers.
①13~19规律：个位数字后加teen；注意：thirteen,fifteen,eighteen的差别。
②21～29及31~39等数字的规律：twenty或thirty后加连字符，再加个位数
③20、30等表示几十的数，大部分构成形式为：个位数后加ty，注意twenty,thirty,fifty等。
Ⅲ.Game
1.T:Nowlet’splayanumbergame.Countthenumbersfromonetothirty-one.Butwhenyoucounttothemultiplesof“7”orthenumberswhichcontains“7”,youshouldhotcount,instead,say“next”.
e.g.one,two,three,four,five,six,“next”,eight,nine,ten...thirteen,“next”,fifteen,sixteen,“next”...
2.Ssworkingroupsoftentotwelvepeopleandplaythegame.
用数学知识熟练英语数字的表达
Ⅳ.Listening
1.T:Nextyouwillhearamotherandadaughtertalkingaboutbuyingclothes.Firstlistenandcirclethenumbersyouhearin1a.
Playtherecordingforthefirsttime,Ssonlylisten.Thenplaytherecordingagain.ThistimeSslistenandcirclethenumberstheyhear.
1.LetSslookatthepicturein1d.Kateandhermotheraretalkingaboutsomeclothes.Askonestudenttonamethevariousitemsofclothingshown.Askanothertopointatthepricetagsandreadthemaloud.
(PlaytherecordingfortheSstolistenandchecktheanswers.)
Ⅴ.Pairwork
1.T:Nowlookatthepicturesin1d.PointtothewhiteT-shirtandaskandanswerlikethis:
—HowmuchisthewhiteT-shirt—It’selevendollars.
Havestudentsrepeatagain.Remindthemtouseis/it’swithT-shirt,skirt,etc,thesingularnounsandare/they’rewithsocks,trousers,thepluralnouns.
2.Ssworkinpairs.Askandansweraboutthethingsinthepictureabove.
Ⅵ.Discussing
1.T:DoyouoftengoshoppingwithyourparentsDoyouknowthepriceofdifferentkindsofclothesDiscusswithyourpartneraboutthepricesoftheclothesinthechart.
S1:Howmuchisaskirt
…
2.Matcheachclothingitemwithaprice.
Ⅶ.Presentation
1.Showapictureofaclothestoreonthescreen,teachSs""clothesstore.
2.Showapairofniceshoeswiththepriceofonly20dollarsonthescreen.TeachSs"atagoodprice".
Theshoesareatagoodprice.
3.Showsomeniceskirtspricedat10dollarsonthescreen.Say:
Forgirls,wehaveniceskirtsforonlyfifteendollars.
4.Showthreepairsofsockswiththepriceof2dollars.Say:
Thesocksareonlytwodollarsforthreepairs.
Ssrepeatthewordsandsentencesandtrytorememberthemeaning.
Ⅷ.Reading
2.Ssreadtheadandfillinthepricetagsthenchecktheanswers.
Ⅸ.Role-play
2.指导：首先，快速阅读对话一遍，明确自己售货员的身份，可知第一句话应为“CanIhelpyou”。
然后，读对话，通过对话中谈到的衣物的颜色或价格等信息来确定是何衣物；或通过所谈到的衣物来填写其颜色或价格。如在女孩购物的情境中，根据所谈到theseredandpurpleone，再与。短文中的“Wehaveskirtinredandpurple”信息相对应，可知女孩是想买短裙，价格是$20。男孩谈到需要一双棕色的某物上学穿，再由下文知其仅是28美元，回顾短文可知所谈应是鞋子。男孩还谈到了要买短裤，对应短文内容可知短裤的价格是16美元。
4.Workinagroupofthreestudents.Role-playtheconversation.
5.Letsomepairscometothefrontandrole-playtheconversation.