新目标七年级英语上册Section B PPT课件

1、第1页/共35页第2页/共35页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$8第3页/共35页Numbersteneleventwelvethirteenfourteenfour+teensixteenseventeennineteenfifteeneighteen第4页/共35页twentytwen+tythirtythir+tytwenty-onetwenty-twothirty-one第5页/共35页1a L

2、isten and repeat. 10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31第6页/共35页Write the numbers in 1a next to the correct words. Which rows of numbers are in the wrong places? 1b第7页/共35页ten _ eleven _ twelve _ thirteen _ fourteen _ twenty-five _ twenty-six _ twenty-seven _ twenty-eight _

3、 twenty-nine _ twenty _ twenty-one _ twenty-two _twenty-three _ twenty-four _ fifteen _ sixteen _ seventeen _ eighteen _ nineteen _ thirty _ thirty-one _ 10111213142526272829202123241516171819303122第8页/共35页Listen and circle the numbers you hear in 1a. 1c10111213141516171819202122232425262728293031第9

4、页/共35页Listen again. Circle the things in the picture that Kate and her mom talk about. Check () the thing Kate buys. 1d第10页/共35页1eHow much is the blue sweater?Its 15 dollars.Ask and answer questions about the things in the picture above. 第11页/共35页1. a skirt _ 3. socks _ 5. shorts _2. a sweater _ 4.

5、trousers _ 6. shoes _How much do you think these things cost? Match each clothing item with a price. 2abafedca. $3 c. $30 e. $22b. $15 d. $20 f. $25 第12页/共35页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

6、 prices. Do you like sweaters? We have green sweaters for only $15! Yellow sweaters 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 shoe

7、s for only $28. Socks are only $2 for three pairs! Come to Mr. Cools Clothes Store now! 2b第13页/共35页阅读指导: :首先，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。然后，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。最后，将衣物名称与价格一一对应，填入价签中。第14页/共35页 $ $1515 $ $1212 $ $2020 $28 $28 $ $2222 $ $1616 $2 $2 $30$30第15页/共35页You: Hello, _ I help you?Girl:

8、Yes, please. I need a _.You: How about these purple _.Girl: Oh, I like this one. How _ is it?You: Its only _ dollars.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. 第16页/共35页

9、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. Ill take the _ and the _. 阅读指导：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“Can I help you?”。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。第17页/共35页如在女孩购物的情境中，根据所谈到

10、these red and purple one，再与短文中的“We have skirt in red and purple”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。Answers: can, skirt, skirts, much, 20, take, shoes, only, dollars, 16, shoes, shorts 第18页/共35页Practice the conversation in a group. You: He

11、llo, 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? 第19页/共35页Boy: Well, I need a pair of black shoes for school. You: What about this pair?

12、 They are 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.第20页/共35页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，在个个 位数后加后缀位数后加后缀-teen，其中要注意，其中要注意 thi

13、rteen, fifteen和和eighteen的拼写。的拼写。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。 第21页/共35页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 ni

14、ne hundred (900)。第22页/共35页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：one student 一名学生 two boys 两名男孩twenty apples 二十个苹果 thirty-three eggs 三十三个鸡蛋第23页/共35页3. Come and buy your clothes at our great sale! 我们在大甩卖，快来买衣服吧！ buy用作动词，意为“买”，常用短语 为：buy sb. sth./buy sth. for sb.意为“给 某人买某物”。e.g. Lets buy mom a new

15、sweater. （= Lets buy a new sweater for mom.） 我们给妈妈买件新毛衣吧。第24页/共35页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。它不能直接与数词连用，但可以与some, many, these或those等连用。e.g. Look! Some clothes are on sale over there. 看！那边的衣服大减价了。第25页/共35页sale是动词sell的名词形式，常用短语：on sale，意为“出售；廉价出售”，其同义短语为at a great sale。e.g. The sweaters in th

16、e store are on sale today. 今天这家商店的毛衣大减价了。 第26页/共35页4. 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： all the students 所有这些学生 all her clothes 她所有的衣服 all those rooms 所有那些房间 第27页/共35页5. We sell all our clothes at very good prices. 我们卖的所有服装价格都很实惠。 at very good prices意为“以合理的价格 (出售)”。price用作名词，意为 “价格”。e.g.

17、 Whats the price of the book? 这本书多少钱? They have sweaters in all colors, at the price of15 each. 他们有各种颜色的毛衣，每件售价是 15美元。第28页/共35页6. For girls, we have skirts in purple for only20. 对于女孩，我们有紫色的裙子，仅售20元。1) for girls中的for是“对于而言”；for only20中的for是“交换”的意思。2) 该句中的in后接颜色的词，表示“穿 颜色的”。e.g. The girl in red is my

18、sister. 那个穿红衣服的女孩是我妹妹。 第29页/共35页一、填表格，记数字。 101115tenthirteentwelve201830sixteennineteen262839twenty-onethirty-fiveeleven 13fifteen12twenty16eighteen19thirtytwenty-six21twenty-eight35thirty-nineExercises第30页/共35页 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 =