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1、 Unit 1 Dream homes Grammar Unit 1 Dream homesCardinal numbers 基数词Ordinal numbers 序数词NumbersCardinal numbers 基数词Ordinal nuWe use cardinal numbers almost every day. We use them to talk about the numbers(数量) of people or things.cardinal numbers 基数词We use cardinal numbers almostWe use cardinal numbers

2、almost every day.No.8 Bus2 boys5 magazinesPage 2510 yuanWe use cardinal numbers almost0onetwothreefourfivesixseveneightnineten12345678910 /zr/ Lets read these cardinal numbers.zero0onetwothreefourfivesixseveneieleventwelve11121314151617181920nineteenthirteenfourteenfifteensixteenseventeeneighteenLet

3、s read these cardinal numbers.twentyeleventwelve111213141516171819twenty-onetwenty-two2122232425twenty-threetwenty-fourtwenty-five十位和个位之间要加连字符“-”twenty-onetwenty-two212223242530405060708090thirtyfortyfiftysixtyseventyeightyninety30405060708090thirtyfortyfifty100200300400one hundredtwo hundredthree h

4、undredfour hundred/hndrd/Can you read the numbers? 100one hundredtwo hundredthree1000500060009000one thousandfive thousandsix thousandnine thousandCan you read the numbers? /aznd/1000one thousandfive thousands1,000,0005,000,0008,000,000one millionfive millioneight millionCan you read the numbers? /m

5、ljn/ 百万1,000,000one millionfive milli1)当表示具体数量时,不能在其后加 “s”和“of” e.g. three hundred/ eight thousand 2)当表示泛指数量时用以下形式:hundreds of thousands of millions of 1. hundred, thousand, million数百的数千的数百万的1)当表示具体数量时,不能在其后加 “s”和“of”2)当表篮子里有数百个鸡蛋。There are _ _ eggs in the baskets.hundreds of篮子里有数百个鸡蛋。There are _这儿有

6、数千个苹果。Here are _ _apples.thousands of这儿有数千个苹果。Here are _102 (one hundred and two)100 (one hundred)Can you read the numbers? 2. 读三位以上的数字时,要在十位前加“and”; 如十位是0, 则在个位前加“and”539 (five hundred and thirty-nine)222 (two hundred and twenty-two)102 (one hundred and two)100 (Can you read the numbers?91171542255

7、4218nine hundred and elevenseven hundred and fifteenfour hundred and twenty-twofive hundred and fifty-fourtwo hundred and eighteenCan you read the numbers?911ni2,000= _ thousand 4,306= _ thousand, _ 23,813= _ thousand, _ 567,110= _ thousand,_ fourtwenty-three five hundred and sixty-seven How do we s

8、ay it ?one hundred and ten eight hundred and thirteenthree hundred and sixtwo2,000= _ thousand fourtwe1,000,000= _ million2,334,206= _ million, _thousand, _88,333,555= _ million, _thousand, _ 999,000,000= _ milliontwothree hundred and thirty-fournine hundred and ninety-nine How do we say it ?eighty-

9、eightfive hundred and fifty-fivethree hundred and sixonethree hundred and thirty-three1,000,000= _ milliontwoth5673,28010,943123,4569,070,81145,607,760Try to write the numbersfive hundred and sixty-seventhree thousand, ten thousand, one hundred and twenty-three thousand, nine million, forty-five mil

10、lion, two hundred and eightynine hundred and forty-threeseventy thousand, eight hundred and elevensix hundred and seven thousand, seven hundred and sixtyfour hundred and fifty-six567Try to write the numbersfFind the right numbers._ 1. ten thousand, two hundred and six _ 2. one hundred and twenty-six

11、_ 3. one hundred thousand, two hundred and sixty_ 4. twelve thousand and twenty-six_ 5. one million, two hundred thousand and twenty-six_ 6. one thousand and twenty-six_ 7. one hundred and ten thousand, two hundred and sixa. 1,026 b. 10,206 c. 110,206 d. 126e. 100,260 f. 12,026 g. 1,200,026bdefgacFi

12、nd the right numbers._ 1. t1. People from about 180 countries and areas live in New York.2. The CN Tower is 1,815 feet tall.3. Red Square in Moscow is about 91,000 square metres in size.4. France has an area of over 260,000 square miles.5. There are about 8,000,000 people living in London.6. Tokyo,

13、the capital of Japan, has over 13,000,000 people.one hundred and eightyone thousand eight hundred and fifteenninety-one thousandtwo hundred and sixty thousandeight millionthirteen millionLearning about different countries1. People from about 180 countWe use ordinal numbers to order things and events

14、. We use them to talk about dates(日期), floors(楼层), positions (位置), etc.ordinal numbers 序数词ordinal numbers 序数词Ordinal numbers(序数词)Tom is 2 years old. Today is his _ birthday.second生日Ordinal numbers(序数词)Tom is 2 ythe eighth of MarchWomens Day is on _.日期Ordinal numbers(序数词)the eighth of MarchWomens Day

15、Christmas is on _.Ordinal numbers(序数词)the twenty-fifth of December日期Christmas is on _There are fifteen floors in the building. Elsa lives on the _ floor.Wilson lives on the _floor. seventh楼层twelfthThere are fifteen floors in thJane is a top student.She always gets _ in the exam(考试). first顺序Jane is a

16、 top student.first顺序autumn springsummerwinterThere are four seasons in a year.Winter is the _ season of the year.fourth顺序autumn springsummerwinterThereDecember is the _ month of the year.twelfth顺序December is the _ month of我们生活在21世纪。We live in the _century(世纪). twenty-firstOrdinal numbers(序数词)我们生活在21

17、世纪。twenty-firstOrdinal 序数词的运用:序数词可用来表示日期、生日、楼层、顺序等。序数词前要加定冠词“the” e.g. Our flat is on the seventh floor.(3) 序数词前有sbs修饰时,不加“the”. e.g. This is Toms/ his fourteenth birthday. (4) 起副词作用,不加“the” e.g. Simon came first in the running game. 序数词的运用: numbers Cardinal numbers Ordinal numbersnumbers Cardinal n

18、umbers Ordinal numbers 1 onefirst 11eleveneleventh 2 twosecond 12twelvetwelfth 3 threethird 13thirteenthirteenth 4 fourfourth 14fourteenfourteenth 5 fivefifth 15fifteenfifteenth 6 sixsixth 16sixteensixteenth 7 sevenseventh 17seventeenseventeenth 8 eighteighth 18eighteeneighteenth 9 nineninth 19ninet

19、eennineteenth 10 tententh 1.序数词119:除first, second, third, fifth, eighth, ninth, twelfth变化不规则外,其余均由在基数词后加上“th”。 numbers Cardinal numbers Ordi口诀如下: 基变序,有规律,词尾加上th。 一二三, 特殊记,面目全非要注意。 八去t, 九减e, 若是-ve来结尾,变成f莫迟疑。 口诀如下: numbers Cardinal numbers Ordinal numbers 20twentytwentieth 30thirtythirtieth 40fortyfor

20、tieth 50fiftyfiftieth 60sixtysixtieth 70seventyseventieth 80eightyeightieth 90ninetyninetieth 2.十位整数的序数词:将基数词的词尾“y” 变成“ie” 再加 “th”。 numbers Cardinal numbers Ordi numbers Cardinal numbers Ordinal numbers 100a hundred a hundredth 1,000a thousanda thousandth 1,000,000a million a millionth3. 整百、整千、整百万的序

21、数词: hundredth, thousandth,millionth numbers Cardinal numbers Ordi numbers Cardinal numbers Ordinal numbers 21twenty-onetwenty-first 22twenty-twotwenty-second 23twenty-threetwenty-third 34thirty-fourthirty-fourth 45forty-fiveforty-fifth4.几十几的序数词:十位数不变,把个位数变成序数词。 numbers Cardinal numbers Ordiseventhfi

22、fteenthfourthsecondninthtwelfthseventhfifteenthfourthsecondniExercises 用所给词的适当形式填空.He gets the (one) in the English test this time.2. Tom will come on the _ (twelve) of this month.3. There are _days in a week. Saturday is the _ day . (seven)4. This is my (three) time to come to Russia.5. Mr. Green i

23、s _ years old. He will celebrate his _ birthday next weekend. (四十) 6. The building has _ (十九) floors. It is _ (九十) meters tall. We live on the _ (九) floor. And my grandparents live _ (九) floors above (在上面) us. My uncle lives on the _ (十九) floor. firsttwelfthsevensevenththirdfortyfortiethnineteenninetyninthninenineteenthExercises 用所给词的适当形式填空.He get

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