2015人教版七年级英语上册第七单元单元课件

Unit7Howmucharethesesocks?—What’sthis?—It’sa___.—Whatcolorisit?—It’s___________.hatredandwhiteIsitnice?Yes,itis.在生活中，我们常常讨论服装是否好看，常常想知道一件物品的价格，那我们应怎样询问价格呢？今天我们就来讨论价格。Newwords•much许多；大量；多少big大的•Howmuch…?…多少钱？small小的•sock短袜short短的•shorts短裤long长的•sweater毛衣woman女子•trousers裤子dollar美元•shoe鞋•skirt裙子•—Whatarethese?•—They’re___.•—Whatcolorarethey?•—theyare__red_________.trousers—What’sthis?—It’sa___.—Whatcolorisit?—It’s__blue_________.•—Whatarethese?•—They’re___.—Whatcolorarethey?•—Theyare____black_______.shoesskirthatT-shirtjacketsweaterskirtshortsshoessockstrousersExercises一看图说出下列物品的英语单词2.socks是sock的复数形式。在英语中，成双成对的物品常以复数形式出现。例如：shoesshortstrousersglasseschopsticksscissors此类词作主语时，谓语动词用复数形式；但与apairof…（一双、一对或一副）连用作主语时，谓语动词用单数形式。如：Myshoesareunderthebed.我的鞋在床下面。ThatpairofshortsisJack’s.那条短裤子是杰克的。bigsmallPresentation￥1oneyuan$1onedollar$2twodollarslongshort1cHowmuchisthisT-shirt?It’ssevendollars.Howmucharethesesocks?They’retwodollars.Practicetheconversationabove.Thenmakeyourownconversations.1.—Howmuchis_______(these)sweater?—It’s120yuan.2.Here_____(be)yourshoes.3.—Howmucharethoseyellow____(sock)?—They’re6yuan.4.Theredhatisseven____(dollar).5.(this)___pinkshortsare70yuan.•用所给词的正确形式填空Listenandrepeat.2ablackcolorswhiteredgreenblueyellowbigsmallshortlongbrownpurpleListentotheconversationsandcirclethethingsyouhear.2b2dAskandanswerquestionsaboutthethingsin2b.HowmuchisthegreenT-shirt?It’s8dollars.Howmuchisthe…?It’s…dollars.need需要twenty二十look看；看上去Mr.先生Pair一双；一对clothes衣服，服装take买下；拿；取store商店ten十buy买eleven十一sale特价出售twelve十二sell卖thirteen十三all所有的；全部的fifteen十五very很，非常eighteen十八price价格boy男孩CanIhelpyou?我能帮助您吗？这是商店售货员或其他服务人员招呼顾客时的礼貌用语，相当于WhatcanIdoforyou?。接受对方的帮助常回答“Yes,please.”；拒绝对方的帮助用“No,thanks.”作答。如：—CanIhelpyou?我能帮助您吗？—Yes,please.Iwantapen.是的。我想要一支钢笔。Ineedasweaterforschool.我需要一件毛衣上学穿。need是实义动词，意为“需要”。常用于以下句式中：1)need+sth.，表示“需要某物”。如：Ineedsomeerasers.我需要一些橡皮。2)need+todosth.表示“需要做某事”，这时need的主语是“人”。如：Youneedtoputonyourjacket.你需要穿上你的夹克。I’lltakeit.我要买下它。此句是选好商品并决定购买时的常用语。若选定的物品是单数，可以说“I’lltake/haveit”；若选定的物品是复数则应说“I’lltake/havethem.”。如：Thesweaterischeap.I’lltakeit.这件毛衣很便宜。我买了（我要买下它）。—Theorangesare2dollars.这些桔子两美元。—I’lltakethem.我买了。（我要买下它们）(描述一下你所买的服饰)Ihaveahat.It’s$4.It’sred.It’ssmall.Ilikeitverymuch.1.Howmuchisthehat?________2.Howmuchisthebag?_______3.HowmuchistheT-shirt?______4.They’rethreedollars.5.It’sninedollars.6.It’seightdollars.•3bLookatthepicturesandwritethequestionsandanswers.•1.It’sfivedollars.•2.It’stendollars.•3.It’ssixdollars.•4.Howmucharethesesocks?•5.Howmuchisthesweater?•6.Howmuchistheskirt?•Answer:二、单项选择1.—Ilikethatwatch._______isit?—It’s20yuan.A.HowmanyB.HowmuchC.Whatcolor2.MyT-shirt___whiteandmyshorts___yellow.A.is;areB.are;areC.are;is3.Iwant_____theblueT-shirt?A.getB.getsC.togetBAC4.—_____,sir?—Ineedapairofsportsshoes.A.CanIhelpyouB.HowdoyoudoC.Whatdoyoudo5.—CanIuse(用)youreraser?—Yes._____.A.ThankyouB.You’rewelcomeC.HereyouareAC三、句型转换。1.Thisshirtissmallforme.(改为复数意义的句子)________________smallforme.2.Theredskirtis20yuan.(对划线部分提问)____________theredskirt?3.Thoseshoesareyellow.(对划线部分提问)_________________thoseshoes?TheseshirtsareWhatcolorareHowmuchis4.Sheneedsaskirtforschool.(改为否定句)She____________askirtforschool.5.Isthebluehattwodollars?(作肯定回答)___,_____.doesn’tneedYesitis1.big(反义词)_______2.long(反义词)_______3.white(反义词)_____4.sock(复数)_______5.shoe(复数)________6.this(复数)__________7.that(复数)________8.dollar(复数)________9.需要我帮助吗？_____________10.这个怎么样？_______________________11.我将买它。___________________12.三美元两双______________________13.给你_____________________shortsmall一、按要求写出正确的单词或词组。blacksocksshoesthosedollarstheseCanIhelpyou?RevisionHow/Whataboutthisone?I’lltakeit.threedollarsfortwopairsHereyouare.clothesboyMr.apairofshoessalestorepricebuysell50元现价10元原价50元BeanNumbersPresentationteneleventwelvethirteenfourteenfour+teen→16sixteen17seventeen19nineteenfifteeneighteentwentytwen+ty→thirtythir+ty→40forty50fifty60sixtytwenty-onethirty-twosixty-seven1.基数词的表达1)one到twelve,拼写和读音无规律可言,只能逐一记忆。2)thirteen到nineteen，表示“十几”，在个位数后加后缀-teen，其中要注意thirteen,fifteen和eighteen的拼写。3)twenty到ninety，表示“几十”，以ty结尾，但需注意twenty,thirty,forty,fifty,eighty的拼写。4)21~29直到91~99，表示“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意为“一百”，也可说ahundred，hundred可加具体数字，如ninehundred(900)。2.基数词的用法：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：onestudent一名学生twoboys两名男孩twentyapples二十个苹果thirty-threeeggs三十三个鸡蛋基数词表达1--12onetwothreefourfivesixseveneightnineteneleventwelve13--19thirteenfourteenfifteensixteenseventeeneighteennineteen20,30twentythirty20--30twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nine基数词的基本表达法例词1-12的单词拼写需格外注意。onetwothreefourfivesixseveneightnineteneleventwelve13-19在3-9后加后缀-teen构成，单词有两个重音，对于13,15,18要特殊记忆。thirteenfourteenfifteensixteenseventeeneighteennineteen30-90各整十位数都以-ty结尾。twentythirty20-100之间其他各数要在十位和个位之间加连字符构成。twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nine基数词，不难记，找出规律很容易：零至十二形各异，一个一个单独记。如果表示是“十几”，后面要加-teen。Thirteen，fifteen形异需留意，eighteen只有一个t。表示“几十”要加-ty，twenty，thirty是特例。表示数字“几十几”，连字符号别忘