人教版七年级上册英语教学课件：Unit 7 Section B 1a-2c(共32张PPT).pptx

1、Talk about the price of the clothes.How much is that hat?Its five dollars.How much is/are?Its /Theyre$7$5$6$3$9$8teneleventwelvethirteenfourteenfour+teensixteenseventeennineteenfifteeneighteentwentytwen+tythirtythir+tytwenty-onetwenty-twothirty-oneNumbers are known to us all.We can see them everywhe

2、re.Weve learned ten numbers from zero to nine.There are countless numbers.So we will ask how we can memorize them one by one?There are some rules in the numbers.Now let s learn them.Teacher:1.What s 1-10 in English?2.Can we say“11”as“ten one”in English?3.How do you spell 12，13,14in English?1aListen

3、and repeat.10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 311bWrite the numbers in 1a next to the correct words.Which rows of numbers are in the wrong places?11 12 13 14 25 26 27 28 29 20 21 22 23 24 15 16 17 18 19 30 311cListen and circle the numbers you hear in 1a.1dListen again.Cir

4、cle the things in the picture that Kate and her mom talk about.Check()the thing Kate buys.Ask and answer questions about the things in the picture above.1eHow much is the blue sweater?Its 15 dollars.1.a skirt _ 3.socks _ 5.shorts _2.a sweater _ 4.trousers _ 6.shoes _How much do you think these thing

5、s cost?Match each clothing item with a price.2abafedca.$3 c.$30 e.$22b.$15 d.$20 f.$25 Read the ad and fill the price tags.Mr.Cools Clothes Store Come and buy your clothes at our great sale!We sell all our clothes at very good prices.Do you like sweaters?We have green sweaters for only$15!Yellow swe

6、aters are only$12!Do you need trousers?For boys,we have black trousers for only$22.And shorts are only$16!For girls,we have skirts in purple for only$20.How much are our jackets?Only$30!And we have black shoes for only$28.Socks are only$2 for three pairs!Come to Mr.Cools Clothes Store now!2b阅读指导阅读指导

7、:首先首先，读短文过程中，划出广告中所售的读短文过程中，划出广告中所售的衣物，并圈出该物品的价格。衣物，并圈出该物品的价格。然后然后，看图片中的物品并注意其颜色，与看图片中的物品并注意其颜色，与短文中所描述的物品相对应。短文中所描述的物品相对应。最后最后，将衣物名称与价格一一对应，填入将衣物名称与价格一一对应，填入价签中。价签中。You:Hello,_ I help you?Girl:Yes,please.I need a _.You:How about these purple _.Girl:Oh,I like this one.How _ is it?You:Its only _ doll

8、ars.Girl:Oh,good.Ill _ it.You:And what do you need?Boy:Well,I need a pair of black _ for school.2cImagine you work at Mr.Cools Clothes Store.Complete the conversation.You:What about this pair?They are _ twenty-eight _.Boy:Great.And do you have shorts,too?You:Yes,our shorts are only _ dollars.Boy:OK.

9、Ill take the _ and the _.阅读指导：阅读指导：首先首先，快速阅读对话一遍，明确自己售货员的身份，快速阅读对话一遍，明确自己售货员的身份，可知第一句话应为可知第一句话应为“Can I help you?”。然后然后，读对话，通过对话中谈到的衣物的颜色或价格读对话，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。其颜色或价格。如在女孩购物的情境中，根据所谈到如在女孩购物的情境中，根据所谈到these red and purple one，再与，再与短文中的短文中的“We have sk

10、irt in red and purple”信息信息相对应，可知女孩是想买短裙，价格是相对应，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，再由下文知其仅男孩谈到需要一双棕色的某物上学穿，再由下文知其仅是是28美元，回顾短文可知所谈应是鞋子。男孩还谈到了要买美元，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短裤，对应短文内容可知短裤的价格是16美元。美元。Answers:can,skirt,skirts,much,20,take,shoes,only,dollars,16,shoes,shorts Practice the conversa

11、tion in a group.You:Hello,Can I help you?Girl:Yes,please.I need a skirt.You:How about these purple skirts?Girl:Oh,I like this one.How much is it?You:Its only 20 dollars.Girl:Oh,good.Ill take it.You:And what do you need?Boy:Well,I need a pair of black shoes for school.You:What about this pair?They ar

12、e only 28 dollars.Boy:Great.And do you have shorts,too?You:Yes,our shorts are only 16 dollars.Boy:OK.Ill take the shoes and the shorts.1.基数词的表达基数词的表达1)one到到twelve,拼写和读音无规律可言拼写和读音无规律可言,只只 能逐一记忆。能逐一记忆。2)thirteen到到nineteen，表示，表示“十几十几”，在个，在个 位数后加后缀位数后加后缀-teen，其中要注意，其中要注意 thirteen,fifteen和和eighteen的拼写。的拼

13、写。3)twenty到到ninety，表示，表示“几十几十”，以，以ty结结 尾，但需注意尾，但需注意twenty,thirty,forty,fifty,eighty的拼写。的拼写。4)2129直到直到9199，表示，表示“几十几几十几”,用用整整 十位数加个位表示十位数加个位表示,中间用连字符中间用连字符“-”把把 十位和个位连接起来。十位和个位连接起来。5)one hundred 意为意为“一百一百”，也可说，也可说a hundred，hundred可加具体数字，如可加具体数字，如 nine hundred(900)。2.基数词的用法基数词的用法 基数词只能修饰可数名词，要注意数词基数词只

14、能修饰可数名词，要注意数词和名词在数上要保持一致。如：和名词在数上要保持一致。如：one student 一名学生一名学生 two boys 两名男孩两名男孩twenty apples 二十个苹果二十个苹果 thirty-three eggs 三十三个鸡蛋三十三个鸡蛋3.Come and buy your clothes at our great sale!我们在大甩卖，快来买衣服吧！我们在大甩卖，快来买衣服吧！buy用作动词，意为用作动词，意为“买买”，常用短语，常用短语 为：为：buy sb.sth./buy sth.for sb.意为意为“给给 某人买某物某人买某物”。Lets buy

15、mom a new sweater.（=Lets buy a new sweater for mom.）我们给妈妈买件新毛衣吧。我们给妈妈买件新毛衣吧。clothes指身上穿的指身上穿的各种服装各种服装，包括上衣，包括上衣，内衣，裤子等，内衣，裤子等，是是衣服的总称衣服的总称。它不能直它不能直接与数词连用接与数词连用，但可以与，但可以与some,many,these或或those等连用。等连用。Look!Some clothes are on sale over there.看！那边的衣服大减价了。看！那边的衣服大减价了。sale是动词是动词sell的名词形式的名词形式，常用短语：，常用短语：

16、on sale，意为，意为“出售；廉价出售出售；廉价出售”，其同，其同义短语为义短语为at a great sale。The sweaters in the store are on sale today.今天这家商店的毛衣大减价了。今天这家商店的毛衣大减价了。4.all与定冠词、指示代词、形容词性物与定冠词、指示代词、形容词性物 主代词等限定词连用时，主代词等限定词连用时，all应放于这应放于这 些词之前。如：些词之前。如：all the students 所有这些学生所有这些学生 all her clothes 她所有的衣服她所有的衣服 all those rooms 所有那些房间所有那些

17、房间 5.We sell all our clothes at very good prices.我们卖的所有服装价格都很实惠。我们卖的所有服装价格都很实惠。at very good prices意为意为“以合理的价格以合理的价格 (出售出售)”。price用作名词，意为用作名词，意为“价格价格”。Whats the price of the book?这本书多少钱这本书多少钱?They have sweaters in all colors,at t h e p r i c e o f 1 5 e a c h.他们有各种颜色的毛衣，每件售价是他们有各种颜色的毛衣，每件售价是 15美元。美元。

18、6.For girls,we have skirts in purple for only20.对于女孩，我们有紫色的裙子，仅售对于女孩，我们有紫色的裙子，仅售20元。元。1)for girls中的中的for是是“对于对于而言而言”；for only20中的中的for是是“交换交换”的意思。的意思。2)该句中的该句中的in后接颜色的词，表示后接颜色的词，表示“穿穿 颜色的颜色的”。The girl in red is my sister.那个穿红衣服的女孩是我妹妹。那个穿红衣服的女孩是我妹妹。一、一、填表格，记数字。填表格，记数字。101115tenthirteentwelve201830si

19、xteennineteen262839twenty-onethirty-fiveeleven 13fifteen12twenty16eighteen19thirtytwenty-six21twenty-eight35thirty-nineExercises 二、做数学题，学英语。二、做数学题，学英语。1.twenty-six-twelve-nine=_ 2.sixteen eight eleven=_ 3.eighteen-seven fifteen=_ 4.thirteenfourteen-twenty-five=_ 5.twenty-nine-thirteen-ten=_ 6.thirty

20、-nine-twenty-five=_ 7.twelve thirteen-fifteen=_ 8.nineteen-eleven twenty=_fivethirty-fivetwenty-sixtwosixfourteententwenty-eight三、用介词三、用介词at,for,in 填空。填空。1._ girls,we have skirt _￥16.2.The girl _ red sweater is my cousin,Jenny.3.Come and buy your clothes _ our great sale.4.Do you know the boy _ black?5.They sell nice clothes _ good prices.6.His grandfather likes noodles _ breakfast.7.Please call Allan _ 789-5466.Forinatinat forforat1.按规律复习所学的有关数字按规律复习所学的有关数字的词汇，并强化记忆。的词汇，并强化记忆。2.课下复习课下复习2b中的短文，并试中的短文，并试着复述短文。着复述短文。Homework