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1、Unit 1,Unit 1 Dream homes,Grammar,How old are you? How many family members are there in your family? How many students are there in your class? Whats your favourite number? What is your telephone number?,Talking about numbers freely.,A. Cardinal numbers(基数词),What number is it like?,It looks like a z
2、ero.,Presentation,How do we read these numbers in English?,100,one hundred,200,two hundred,1,000,one thousand,3,000,three thousand,1,000,000,one million,4,000,000,four million,1,000,000,000,one billion,The CN Tower is over 1,500 feet tall.,over prep. 超过 foot n. 足; 英尺(pl. feet),1 foot = 0.3048 metre,
3、metre (=meter) n. 米，公尺,The Tiananmen Square has an area of about 440,000 square metres.,square n. 广场; 正方形 adj. 平方的 area n. 面积,zero num. 零 hundred num. 百 thousand num. 千 million num. 百万 foot n. (pl. feet ) 足；英尺 square n. 广场 adj. 平方的 metre n. 米，公尺 area n. 面积 over prep. 超过,New words,1 2 3 4 5 6 7 8 9 1
4、0,one two three four five six seven eight nine ten,11 12 13 14 15 16 17 18 19 20,eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty,21 30 40 50 60 70 80 90 100,twenty-one thirty forty fifty sixty seventy eighty ninety one hundred,1,000 one thousand 10,000 ten thousand
5、 100,000 one hundred thousand 1,000,000 one million,How do we say the following numbers?,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 6,425,200 six million four hundred and twenty-five thou
6、sand two hundred,9 3 0 5 0 0 4 6 0 7,nine billion three hundred and five million four hundred thousand six hundred and seven,Find out the rule!,Simon is collecting some information about different countries. Help him read the numbers correctly.,Learning about different countries,1. People from about
7、 180 countries and areas live in New York. 大约有来自180个国家和地区的人们生活在纽约。 2. The CN Tower is 1,815 feet tall. 加拿大国家电视塔有1,815 英尺高。 3. Red Square in Moscow is about 91,000 square metres in size. 莫斯科的红场面积大约91,000平方米。,4. France has an area of over 260,000 square miles. 法国有260,000多平方英里的面积。 5. There are about 8,
8、000,000 people living in London. 大约有8,000,000人生活在伦敦。 6. Tokyo, the capital of Japan, has over 13,000,000 people. 日本的首都东京有13,000,000多人口。,We use ordinal numbers to order things and events. We use them to talk about dates, floors, positions, etc.,B. Ordinal numbers(序数词),Womens Day is on the eighth of M
9、arch.,Our flat is on the seventh floor.,He is always the first to come to school in our class.,one two three four five six seven eight nine ten,first second third fourth fifth sixth seventh eighth ninth tenth,基数词 序数词,eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty,
10、eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth,基数词 序数词,twenty-one thirty forty fifty sixty seventy eighty ninety one hundred,twenty-first thirtieth fortieth fiftieth sixtieth seventieth eightieth ninetieth one hundredth,基数词 序数词,基变序，很容易； 1,2,3 特
11、殊记; 8去t, 9去e; ve 要用 f 替； ty 变成tie.,Rules,Simon wants to tell his classmates where his friends live. Look at the building. Complete the sentences with the correct floor numbers.,1. Elsa lives on the _ floor. 2. Ivan lives on the _ floor. 3. Mary lives on the _ floor. 4. Peter lives on the _ floor. 5.
12、 Ricky lives on the _ floor. 6. Wilson lives on the _ floor.,seventh,fifteenth,fourth,second,ninth,twelfth,一、基数词用法 1. 基数词在表示数量时与表示编号、号码时的读法不一样。,数字：87,300,005 读作：eighty-seven million three hundred thousand and five 电话号码：82772906 读作：eight two seven seven two nine zero six,2. hundred, thousand, million
13、 有不加s和加s两种情况： I have two hundred books. (不可加s) 我有两百本书。 I have hundreds of books. (必须加s) 我有数百本书。,二、序数词用法 1. 表日期： the fifth of June (=June the fifth) 6月5日 2. 表顺序或编号： the second lesson (=Lesson Two) 3. 序数词常与the连用，但以下两种情况不用the：,(1) 作副词。如： He often comes first. You must finish your homework first. (2) 前面
14、有限定词(如形容词性物主代词 名词所有格)时，不可再用the。如: Its my first time to go to cinema.,1. Do you live on the _ (nine) floor? 2. Next Friday is my fathers _ (forty) birthday. 3. We will have the _ (five) lesson next week.,Complete sentences with the correct forms of the words given.,Exercise,ninth,fortieth,fifth,4. There are eight _ (hundred) students in our school. _ of them come from the same town. 5. On the _ (twelve) of December, they will have a sports meeting.,hundred,Hundreds,twelfth,Remember the cardinal and ordinal numbers we learned in this lesson. Finish the exercises in the workbook.,
