Unit 1 Home Grammar课件2024-2025学年牛津译林版英语七年级下册

Unit 1 Home Grammar 能掌握基数词的用法、写法和读法。 能掌握序数词的用法、写法和读法。 学习目标 Neil's home is about 15 miles from London.It is on 28 Rose Street.It has an area of 160 square metres.His phone number is 02070001111. Neil loves taking pictures.He has about 2,000 pictures on his phone. They are very beautiful! We can use cardinal numbers to talk about distance,house numbers, areas, phone numbers ,years,the number of people and things,etc. We use cardinal numbers almost every day.Read the text below about Neil's home and pay attention to the use of cardinal numbers. Read and summarise 当数量大于1时，可数名词用复数形式。 one apple一个苹果 two apples两个苹果 用“时+分”表示“几点几分”。 eight forty-five 8:45 “名词+基数词”,首字母都要大写。 Picture Two 第二幅图 Bus 516 第516路公共汽车 基数词的常见用法 表示可数 名词的数量 表示时刻 表示编号 用基数词，单个读，两个重复数字可读"double",0 多 数情况是读/əu/, 也 可 读zero。 "in the+年份的复数"表示“在几世纪几十年代”。 in the 1980s 在20世纪80年代 ① 确定年龄。 20/twenty years old 二十岁 ② 不确定年龄。 “in one's+整十数的复数形式”表示 “在某人几十多岁时”。 in his twenties 在他二十多岁时 表示电 话号码 表示年代 表示年龄 12 13 14 15 16 17 18 19 twelve thirteen fourteen fifteen sixteen seventeeh eighteen nineteen 1 2 3 4 5 6 7 8 9 one twO three four five six seven eight nine 写法规律：13-19 这几个数均以teen结尾。 What cardinal numbers do you know? 11 eleven 10 ten 0 zero 22 23 24 25 26 27 28 29 twenty -two twenty- three twenty -four twenty -five twenty -six twenty -seven twenty -eight twenty -nine 30 40 50 60 70 80 90 thirty forty fifty sixty seventy eighty ninety 写法规律：20以上的非整十数，书写时要在十位和个位之间加连字符 O 写法规律：20以上100以内的整十数，均以ty结尾。 21 twenty -one 100 hundred 20 twenty So can you remember them easily? 英语基数词顺口溜 英语数词不难记，找出规则就容易。 零至十二形各异， 一个一个单独记。 后面加teen变十几，thirteen,fifteen看仔细 O eighteen只有一个t,两个音节念清晰。 表示“几十”要加-ty,twenty,thirty是特例。 表示数字“几十几”,连字符号别忘记。 Can you read cardinal numbers correctly? Try to read the big number below. 4,056= four thousand and fifty-six 23,813= twenty-three thousand eight hundred and thirteen 567,110= five hundred and sixty-seven thousand one hundred and ten 6,425,000= six million four hundred and twenty-five thousand 读法规律： (1)百位数 百位和十位之间要用and,and 轻读，若十位为0 则在个位前加“and”。 (2)千位数非正式文体中，十位数和个位数均为0, 百位数 不为0的MN00, 既可以读作M thousand N hundred也可以读 成MN hundred。 (3)1,0000以上大数字 在用阿拉伯数字记录较大数目时， 通常用逗号或空格将大数目分隔，从个位开始，三个一组。 第一个“,”前为thousand, 第 二个“,”前为million。 Simon is writing about his home and family.Read the sentences below and pay attention to the numbers in his writing. 1 We live in Room 806,Building 15,City Garden. eight o six fifteen 2 Our flat is 98 square metres in area.ninety-eight 3 Our phone number is 010-12121212. 0 one o one twO one twO one twO one twO 4 My sister Annie is nine years old,and she is in Grade 4.four fifteen/a quarter to seven 5 Mum usually gets up at 6:45 in the morning. six forty-five 6 My computer costs 4,550 yuan.four thousand five hundred and fifty 7I was born in 1994.nineteen ninety-four Talk with your partner about your home and family,using cardinal numbers. Li Mengtian lives on the twenty-second floor. Her birthday is on the twentieth of February. She is in the seventh grade. She is alwavs the first in her class to get to school. Read and summarise Then what do you know about ordinal numbers?Read the sentences below about Li Mengtian and pay attention to the use of ordinal number. We use ordinal numbers to talk about the order of things and events.We use them to talk about grades,dates, floors positions,etc. 表示次序 the second boy第二个男孩 表示日期 the seventeenth of January一月十七日 表示生日 his thirtieth birthday他的三十岁生日 表示名次 come first获得第一名 表示楼层 the third floor第三(四)层 序数词的常见用法 What ordinal numbers do you know? 1st = first 11th = eleventh 30th = thirtieth 2nd = second 12th = twelfth 40th = fortieth 3rd = third 13th = thirteenth 50th = fiftieth 4th = fourth 14th = fourteenth 60th = sixtieth 5th = fifth 15th = fifteenth 70th = seventieth 6th = sixth 16th = sixteenth 80th = eightieth 7th = seventh 17th = seventeenth 90th = ninetieth 8th = eighth 18th = eighteenth 100th= hundredth 9th = ninth 19th = nineteenth 10th = tenth 20th = twentieth So how do we read these ordinal numbers? 21th = twenty -first 22th = twenty-second 23th = twenty-third 24th = twenty-fourth 25th = twenty-fifth 26th= twenty-sixth 27th= twenty-seventh 28th = twenty-eighth 29th = twenty- ninth 写法规律： (1)一般的序数词的构成是在基数词词尾加上th,而 first 、second 、third 是特殊的，此外八去t, 九 去e。 (2)以ve结尾的基数词，ve要变为f,再 加th,如 ： five—fifth;twelve—twelfth。 (3)以ty结尾的基数词，y要变为ie, 再 加th。如： twenty—twentieth;thirty—thirtieth。 (4)十位或百位的基数词，只将其个位上的基数词 变 为 序 数 词。如：fifty-five—fifty-fifth;two hundred and sixty-one—two hundred and sixty-first。 (5)序数词也可以用缩写形式。 如 ：fourth-4th; twenty-third—23rd。 So can you remember them easily? 基数词变序数词的规律 基变序，有规律，末尾加上 th 一二三，特殊记，末尾字母t,d,d 八减t,九 去e,f 要把ve替 ty去y变为i, 莫 忘th前有个e 如果遇到几十几，只变个位就可以 Then how do we read these ordinal numbers? 1.日期 6月1日 June the first/the first of June 2.世纪 21世纪 twenty-first century 3.楼层 1楼 the first floor 2nd=second 7th= seventh 14th=fourteenth 30th= thirtieth 3rd=third 8th= eighth 19th=nineteenth 40th=fortieth 4th=fourth 9th=ninth 20th=twentieth 90th= ninetieth 5th=fifth 10th=tenth 21st=twenty-first 100th=hundredth Simon is doing a test on ordinal numbers.Look at the numbers below and write the numbers out in words. 1st=first 6th= Sixth 12th=twelfth 22nd= twenty-second Simon wants to tell his friends about the three bloggers.Complete his sentences with the correct ordinal numbers. 1 Li Mengtian lives in a building with 22 floors.Her home is on the top floor,the twenty-second floor.Her family always eat yuanxiao on the Lantern Festival—the fifteenth day of the first month in the Chinese lunar Calendar. 2 Neil is a Grade 7 student.He is in the seventh grade.He is usually the first to get up in his family because he likes jogging in the morning,His mum is the second one,right after Neil. 3 Femi's birthday is in March,the third month of the year.Today is his thirteenth birthday.He is 13 years old now. Write a short text about your family life,using both cardinal numbers and ordinal numbers. 当堂检测 一、用括号内所给单词的适当形式填空 1.Now children,turn to page eight (eight)and read the text. 2.Tomorrow is Linda's ninth (nine)birthday.Let's buy some gifts for her. 3.It's easy to find the answer on the forty-first (forty-one)page. 4.My family live on the twenty-third (twenty-three)floor of the tall building. 5.Mike is in Grade Sev(esneven)and is always t i st (one)to get to school. 二、从方框中选择适当的单词并用其正确形式填空 three twO five twelve 1.May is the. fifth month of a year. 2.Tree Planting Day is on the twelfth of March every year. 3.As we all know,there are seven days in a week and Monday is the second day of the week. 4.Though the boy has failed twice,we'd better give him athird chance to show his skills. $$