Unit 1 课时4 Grammar（课件）英语新教材译林版七年级下册

该初中英语课件聚焦基数词与序数词的概念、形式及用法，通过生活问题导入，结合博客阅读引出基数词，分层次讲解数字构成规则与具体应用场景，搭建从感知到应用的学习支架。 其亮点在于融合语言能力培养，通过朗读、对话、写作等活动提升综合运用能力，结合思维品质训练，引导学生归纳数词变化规则，如基数词加-th变序数词的特殊情况。作业设计如“数字生活卡片”和“数字故事创作”，助力学习能力发展，既让学生掌握知识，又提升实际运用能力，为教师提供结构化教学方案。

Home Unit 1 East or west, home is best. Unit 1 Home Grammar Contents 1 2 3 4 5 6 7 8 Teaching aims Lead in Presentation Practice Production Summary Exercise Homework 1 Teaching aims 通过本节课的学习，学生能够： 1. 理解基数词和序数词的基本概念、形式及常见用法。 （学习理解） 2. 正确朗读和书写基数词与序数词，包括较大数字的表达；运用基数词描述距离、门牌号、面积、电话号码等日常生活信息；运用序数词表达顺序、楼层、日期、年级等具体情境。 （应用实践） 3. 综合使用基数词和序数词，创作关于家庭生活的简短文本。 （迁移创新） 学习目标 2 Lead in Let’s do it together! 3 Presentation Read the blog posts on page 8 and answer the following questions. (1) How many people are there in Femi’s family? There are seven people in Femi’s family. (2) How many floors does Neil’s house have? Neil’s house has two floors. (3) How many balconies does Li Mengtian have in her flat? She has one balcony in her flat. What kind of numbers are the words in bold? They are cardinal numbers.(基数词) 0 1 2 3 4 5 6 7 8 9 10 zero one two three four five six seven eight nine ten 11 12 13 14 15 16 17 18 19 eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen teen teen teen teen teen teen teen The cardinal numbers 13-19 all end in –teen. What’s in common? Let’s turn to page 141 to find more about cardinal numbers. 20 30 40 50 60 70 80 90 twenty thirty forty fifty sixty seventy eighty ninety ty ty ty ty ty ty ty ty These cardinal numbers all end in –ty. 十几的英文单词重音在第二个音节上，几十的重音在第一个音节上。 20以上的非整十数，书写时要在十位和个位之间加连字符。 21 22 23 24 25 26 27 28 29 twenty-one twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine 概数在表达时，不在单词后加-s。只有在词组中hundreds of / thousands of / billions of ，表示成百上千/成千上万等含义时才加-s. 百 千 百万 hundred thousand billion 100 1,000 1,000,000 one hundred one thousand one billion 200 2,000 2,000,000 two hundred two thousand two billion Try to read the big numbers below. 4,056 23,813 567,110 6,425,000 = four thousand and fifty-six = twenty-three thousand, eight hundred and thirteen =five hundred and sixty-seven thousand, one hundred and ten six million, four hundred and twenty-five thousand We often use a comma or a space to separate a big number into groups of three from right to left. Read the text below and pay attention to the use of the use of cardinal numbers. phone numbers Read the text again and answer the following questions. (1) Where is Neil’s home? (2) What is the area of his home? (3) What is his phone number? (4) How many pictures does he have on his phone? It is at 28(twenty-eight) Rose Street. It has an area of 160(one hundred and sixty) square metres. His phone number is 0207 000 1111(o two o seven o o o one one one one). He has about 1,000(one thousand) pictures on his phone. 4 Practice Complete the sentences about Tina’s home with the correct cardinal numbers. Tina lives in a building with _____________(18) floors. It is about __________(46) miles from Shanghai. It has an area of ________________ _________(150) square metres. Tina likes her study the most, and there are about ______________(1,000) books there. eighteen forty-six one hundred and fifty one thousand Simon is writing about his home and family. Read the sentences below and pay attention to the numbers in his writing. Then try to read them out. A1 eight o six fifteen ninety- eight o one o one two one two one two one two four six forty-five four thousand, five hundred and fifty Remember: We read room numbers, building numbers, house numbers and phone numbers as individual digits. Talk with your partner about your home and family, using cardinal numbers. A2 My home is about 20 (twenty) kilometres from Nanjing. It is in Room 302(three o two), Building 9 (nine), Moonlight Garden. It is not very big and has an area of 80 (eighty) square metres. I have a younger sister. Her name is Susan. She is 6 (six) years old, and she is in Grade 1 (one). In our free time, we like painting together. We put up over 50(fifty) pictures on the walls of our living room. They are very beautiful! 3 Presentation Read the sentences below about Li Mengtian and pay attention to the use of ordinal numbers. What kind of numbers are the numbers in bold? They are ordinal numbers.(序数词) We use ordinal numbers to talk about the order of things and events. We use them to talk about grades, dates,____________. positions. floors Read the sentences and tips below again and think how to form most ordinal numbers. We form most ordinal numbers by adding –th to the cardinal numbers. If a cardinal number ends in –y, we first change –y into –ie and then add –th to form its ordinal number. Go through “Grammar check ” on page 142. And find more about ordinal numbers. 1,2,3 的序数词是独立的单词，需单独记忆。 以-ve结尾的基数词，-ve要先变成-ie，再加-th. 以-ty结尾的基数词，-y要变成-ie，再加-th。 一般的序数词在基数词词尾加上-th。 4 Practice Simon is doing a test on ordinal numbers. Look at the numbers below and write the numbers our in words. B1 first sixth eighth seventh tenth fourteenth nineteenth twenty-second thirtieth ninetieth hundredth Simon wants to tell his friends about the three bloggers. Complete his sentences with the correct ordinal numbers. B2 Li Mengtian lives in a building with 22 floors. Her home is on the top floor, the ______________ floor. Her family always eat yuanxiao on the Lantern Festival—the _______ day of the first month in the Chinese lunar calendar. Neil is a grade 7 student. He is in the ___________ grade. He is usually the _________ to get up in his family because he likes jogging in the morning. His mum is the second one, right after Neil. Femi’s birthday is in March, the __________ month of the year, Today is his ___________ birthday. He is 13 years old now. twenty-second fifteenth seventh first third thirteenth 5 Production My family lives in a building with 28 floors. My home is on the sixteen floor. There are only three people in my family. My mother is usually the first to get up every morning because she makes breakfast for us. I am the second one, and I often get up at 7:00 a.m. Every evening, I spend twenty minutes jogging with my father, I usually go to bed at 9:30 p.m. My family life is simple, but I like it very much. Write a short text about your family life, using both cardinal numbers and ordinal numbers. B3 30 6 Summary 基数词：zero, one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety, hundred, thousand, million 序数词：first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, thirteenth, fourteenth, fifteenth, sixteenth, seventeenth, eighteenth, nineteenth, twentieth, thirtieth, fortieth, fiftieth, sixtieth, seventieth, eightieth, ninetieth, hundredth Summary 【核心短语】 about [number] miles, [number] square metres, phone number is [number], in Grade [number], on the [ordinal] floor, at [time], the first to do something 【核心句型】 基数词使用句型： Neil’s home is about 15 miles from London. Our flat is 98 square metres in area. My computer costs 4,550 yuan. 序数词使用句型：Li Mengtian lives on the twenty-second floor. Her birthday is on the twentieth of February. She is in the seventh grade. Summary 【语法知识】 基数词用法：用于谈论距离、门牌号、面积、电话号码、年份、数量等。 序数词用法：用于谈论顺序、日期、楼层、年级、位置等。 数字读法规则：如4,056读作four thousand and fifty-six；序数词形式变化规则如first, second, third等。 Summary 7 Exercise 一、填空题：用英文写出以下数字。 3,045 → ______________________________ 567,110 → ____________________________ 1,000,000 → ___________________________ 二、填空题：用正确的数词形式填空。 9. My sister is ______ (9) years old. Her birthday is on the ________ (12) of May. 10. He lives on the _____________ (22) floor. Today is his __________ (13) birthday. 12. We will meet on the ______ (1) of June. 13. He finished the race in ______ (3) place. three thousand and forty-five one million five hundred and sixty-seven thousand, one hundred and ten nine twelfth twenty-second thirteenth nine third 8 Homework 巩固性作业：----我的数字生活卡片 请制作一张关于你自己和家庭的“数字信息卡”。用完整的英文句子写下至少5条信息，必须包含基数词和序数词。 拓展性作业：----数字故事创作家 创作一个简短的英文小段落（5-7句话），描述你理想中的一天或一次购物经历。要求至少巧妙使用3个不同的基数词和2个不同的序数词。例如，描述你在几楼购物、买了多少物品、花了多少钱、遇到了第几位朋友等。 挑战提示： 尝试使用一个像“1,356”这样的四位数或更大的数字。 Homework Homework Lavf58.12.100 $