人教新目标版英语七年级上册 Unit 7 How much are these socks第三课时Section B (1a-1e)课件

这是一份人教新目标版英语七年级上册 Unit 7 How much are these socks第三课时Section B (1a-1e)课件，共24页。

Unit 7 How much are these socks?第三课时 Section B (1a-1e)Learning Objectives1. Curriculum words:ten, eleven, twelve, thirteen, fifteen,eighteen,twenty, thirty3.Functions：能够正确拼写基数词 4.Grammar: 十以上的基数词 2.Sentences: —How much is the white bag? —It's seventeen dollars.Revision onetwothreefourfivesixseveneightninetenten eleven twelve thirteen fifteen eighteen twenty thirty 十十一十二十三十五二十三十十八ten 十eleven 十一twelve 十二thirteen 十三fourteen 十四fifteen 十五sixteen 十六seventeen 十七eighteen 十八nineteen 十九从one到twelve， 拼写和读音没有什么规律，逐一记忆；从thirteen 到nineteen, 表示“十几”，其后均有后缀-teen。注意thirteen, fifteen, eighteen的拼写。Leading in twenty 二十twenty-one二十一twenty-two二十二twenty-three二十三twenty-four二十四twenty-five二十五twenty-six二十六twenty-seven二十七twenty-eight二十八twenty-nine二十九表示“几十几”， 用“整十数+个位数”表示，中间用连字符“-”把十位数和个位数连接起来。thirty 三十thirty-one三十一thirty-two三十二thirty-three三十三thirty-four三十四thirty-five三十五thirty-six三十六thirty-seven三十七thirty-eight三十八thirty-nine三十九表示“几十几”， 用“整十数+个位数”表示，中间用连字符“-”把十位数和个位数连接起来。twenty 二十thirty 三十forty 四十fifty 五十sixty 六十seventy 七十eighty 八十ninety 九十one hundred 一百从twenty到ninety，表示“整几十”，其后均有后缀-ty。但需注意以下几个词的拼写：twenty, thirty, forty, fifty, eighty。表示“几百”，用“具体数字+hundred”，注意hundred应用单数形式。Listening Listen and repeat.1a1bWrite the numbers in 1a next to the correct words. Which rows of numbers are in the wrong places?111213262914252728202122232415161718193031Row 2 should be row 4; row 4 should be row 2.Listen and circle the numbers you hear in 1a.1cListening Listen again. Circle the things in the picture that Kate and her mom talk about. Check (√) the thing Kate buys. 1dMom: Oh, look! I like that blue sweater. How much is it? Kate: Fifteen dollars. Oh, I like these socks. Mom: Oh, no. I don’t like red. Kate: Do you like this T-shirt?Mom: Mmm, yes, I do, but it’s eleven dollars. Tapescripts: Kate: Oh. How much is the green sweater?Mom: It’s twenty dollars. But you have a green sweater. Kate: Mmm. Mom: Oh, do you like these trousers? Kate: Oh, yes. How much are they?Mom: Only sixteen dollars. Kate: OK, I’ll take them. √Ask and answer questions about the things in the picture.1eHow much is the white bag?It's seventeen dollars.Pair work Language points 数词是表示数量或顺序的词， 可分为基数词和序数词两种。 表示数量，置于名词前。e.g.I have five apples. 我有五个苹果。表示编号，置于名词后。名词和基数词首字母通常大写。e.g.I'm in Class Two, Grade Seven. 我在七年级二班。表示数目多少的词叫基数词， 如one, two, three等。 基数词可指代或修饰可数名词。表示号码My phone number is 239-8271. 我的电话号码是239-8271。表示年龄My father is forty now. 我的爸爸四十岁了。表示时间It's eight twenty now. 现在八点二十分。表示计算Five and three is eight. 五加三等于八。基数词的拼写one—twelve, 无规律可言，应当逐一记忆。thirteen—nineteen, 表示“ 十几”， 在个位数后加后缀-teen读作/tiːn/, 但要注意下面几个词的拼写：thirteen(13), fifteen(15), eighteen(18)。twenty 到ninety, 表示“ 几十”， 以-ty 结尾，但需注意下面几个词的拼写：twenty(20), thirty(30), forty(40), fifty(50), eighty(80)。“几十几”的表达方法：用整十数加个位数表示，中间用连字符“-”把整十数和个位数连接起来。如：twenty-five(25), sixty-eight(68)。基数词记忆规则歌诀：基数词不难记, 找出规律很容易：零至十二形各异, 加上-teen 为十几,thirteen, fifteen看仔细,eighteen只有一个t;twenty 却是很奇怪,forty 本身也不乖,eighty 一起搞例外, 跟着也把规则坏;十位后面是个位, 表示数字“几十几”,表示“几百几十几”, and 常把百、十系。勤学妙记加练习, hundred就是你的好成绩。Exercises 一、根据题意完成句子1. —How _________ is this T-shirt? —Five dollars. 2. —What’s nine and eleven? —_________. 3. —Is ten and four _________? —Yes, it is.4.—_________ _________ meat do you want? —One kilo (千克). 5. Ten and eight is _________. muchTwentyfourteeneighteenHow much二、翻译短语1. 11个篮球 __________________________2. 14个西红柿 ________________________3. 23件衬衫 __________________________4. 28只红袜子 ________________________5. 35顶帽子 _________________________eleven basketballs fourteen tomatoestwenty-three shirts twenty-eight red socks thirty-five hats三、单项选择1.This dictionary is twenty-five ____. A. yuans B. pound C. dollar D. dollars2.—____ are these trousers? — 8 dollars. A. How much B. How many C. What much D. What many3.How much are ____ shoes? A. these B. this C. that D. a√√√Summary Let’s count by two !Homework Count the numbers 1-40 and write them down.Preview the passage in Section B 2a .