譯林版七年級(jí)英語下冊(cè)課件Unit1Grammar

1、Unit 1 Dream homesGrammarEnjoy a songHow 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(基數(shù)詞)What number is it like?It looks like a zero.P

2、resentationHow do we read these numbers in English?100one hundred200two hundred1,000one thousand3,000three thousand1,000,000one million4,000,000four million1,000,000,000one billionThe CN Tower is over 1,500 feet tall.over prep. 超過foot n. 足; 英尺(pl. feet)1 foot = 0.3048 metremetre (=meter) n. 米，公尺The

3、Tiananmen Square has an area of about 440,000 square metres.square n. 廣場(chǎng); 正方形 adj. 平方的area n. 面積zero num. 零hundred num. 百thousand num. 千million num. 百萬foot n. (pl. feet ) 足；英尺square n. 廣場(chǎng) adj. 平方的metre n. 米，公尺area n. 面積over prep. 超過New words12345678910one two threefourfivesixseveneightnineten1112131

4、4151617181920eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwenty2130405060708090100twenty-onethirtyfortyfiftysixtyseventyeightyninetyone hundred1,000 one thousand10,000 ten thousand100,000 one hundred thousand1,000,000 one million How do we say the following numbers? 4,056four

5、thousand and fifty-six23,813twenty-three thousand eight hundred and thirteen567,110 five hundred and sixty-seven thousand one hundred and ten6,425,200 six million four hundred and twenty-five thousand two hundred9 3 0 5 0 0 4 6 0 7,billionmillionthousandnine billion three hundred and five million fo

6、ur thousand six hundred and sevenhundredFind out the rule!Simon is collecting some information about different countries. Help him read the numbers correctly.Learning about different countries1. People from about 180 countries and areas live in New York. 大約有來自180個(gè)國家和地區(qū)的人們生活在紐約。2. The CN Tower is 1,8

7、15 feet tall. 加拿大國家電視塔有1,815 英尺高。3. Red Square in Moscow is about 91,000 square metres in size. 莫斯科的紅場(chǎng)面積大約91,000平方米。4. France has an area of over 260,000 square miles. 法國有260,000多平方英里的面積。5. There are about 8,000,000 people living in London. 大約有8,000,000人生活在倫敦。6. Tokyo, the capital of Japan, has over

8、 13,000,000 people. 日本的首都東京有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(序數(shù)詞)Womens Day is on the eighth of March.Our flat is on the seventh floor.He is always the first to come to school in our class.one

9、two threefourfivesixseveneightninetenfirstsecondthirdfourthfifthsixthseventheighthninthtenth基數(shù)詞 序數(shù)詞 eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentyeleventhtwelfththirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentieth基數(shù)詞 序數(shù)詞 twenty-onethirtyfortyfifty

10、sixtyseventyeightyninetyone hundredtwenty-firstthirtiethfortiethfiftiethsixtiethseventietheightiethninetiethone hundredth基數(shù)詞 序數(shù)詞 基變序，很容易；1、2、3 特殊記; 8去t, 9去e; ve 要用 f 替； ty 變成tie.RulesSimon wants to tell his classmates where his friends live. Look at the building. Complete the sentences with the corr

11、ect 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. Ricky lives on the _ floor.6. Wilson lives on the _ floor.seventhfifteenthfourthsecondninthtwelfth一、基數(shù)詞用法1. 基數(shù)詞在表示數(shù)量時(shí)與表示編號(hào)、號(hào)碼時(shí)的讀法不一樣。 數(shù)字：87,300,005 讀作：eighty-se

12、ven million three hundred thousand and five電話號(hào)碼：82772906讀作：eight two seven seven two nine zero six 2. hundred, thousand, million 有不加s和加s兩種情況： I have two hundred books. (不可加s) 我有兩百本書。 I have hundreds of books. (必須加s) 我有數(shù)百本書。二、序數(shù)詞用法 1. 表日期： the fifth of June (=June the fifth) 6月5日 2. 表順序或編號(hào)： the secon

13、d lesson (=Lesson Two)3. 序數(shù)詞常與the連用，但以下兩種情況不用the：(1) 作副詞。如： He often comes first. You must finish your homework first. (2) 前面有限定詞(如形容詞性物主代詞 名詞所有格)時(shí)，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.Exerciseninthfortiethfifth4. There are eight _ (hundred) students in our school. _ of them