Grammar-滬教版八上-Unit-2

1、215661203，000Unit 2 ReadingWhat do we use numbers for?Brainstorm warming-up: read and underline the numbers. Mr. White was born on May 2nd, 1923. He is too old to do housework. He has two sons. On his ninetieth birthday, they bought him a present- a robot. It cost 390 dollars. It can help to do hous

2、ework and take care of old people. 數(shù)詞分為：數(shù)詞分為： _ 和和 _. Ordinal number序數(shù)詞序數(shù)詞Cardinal number基數(shù)詞基數(shù)詞1,000 1,000 one thousand4,189 4,189 four thousand one hundred and eighty-nine15,362 15,362 fifteen thousand three hundred and sixty-two285,643 285,643 two hundred and eight-five thousand six hundred and fo

3、rty-three3 3 three 1313 thirteen 2020 twenty 7070 seventy1111 eleven 1515 fifteen 3030 thirty 8282 eight-two1212 twelve 1818 eighteen 5050 fifty 9898 ninety-eight100 100 one hundred200 200 two hundred375 375 three hundred and seventy-fivecardinal numbers : 基數(shù)詞用來表達基數(shù)詞用來表達_. 數(shù)量單位有：數(shù)量單位有：_.請用英語寫出以下數(shù)字：請

4、用英語寫出以下數(shù)字：a.12 _ 15 _ 50 _ 78_ 小結(jié)：小結(jié)：13-19 都加一個后綴都加一個后綴_b.100 _ 435 _ 301_ 小結(jié)：百位數(shù)與個位數(shù)之要用小結(jié)：百位數(shù)與個位數(shù)之要用_ 連接。連接。fifteenfifteentwelve twelve fifty fifty seventy-eightteenone hundredone hundredfour hundred and thirty-fivethree hundred and oneand c. 1,000_ 5,452 _ 100,000 _ 689，560_ u小結(jié)：小結(jié)：一個逗號的單位是一個逗號的單位

5、是_，千位數(shù)與百位數(shù)千位數(shù)與百位數(shù) （用（用 / 不用）不用）and 來連接。來連接。 d. 1,000,000 _ 3,455,690 _u小結(jié)：小結(jié)： 二個逗號的單位是二個逗號的單位是_, 萬位數(shù)與千位數(shù)之間萬位數(shù)與千位數(shù)之間（用（用 / 不用）不用）and 來連接來連接。one thousandone thousandfive thousand four hundred and fifty-twoone hundred thousandSix hundred and eighty-nine thousand five hundred and sixtythousandthousandon

6、e millionThree million four hundred and fifty-five thousand six hundred and lion 1,000,000 1,000,000 one million 3,367,982 3,367,982 three million three hundred and sixty-seven thousand nice hundred and eighty-oneWork out the ruleIn the cardinal numberscardinal numbers, we do not add-s s t

7、o hundred, _and_.With large numbers, we put _ between hundred and ten. thousandmillionand它們跟它們跟 of 搭配時需用搭配時需用復(fù)數(shù)形式復(fù)數(shù)形式 ：_, _ , _hundreds of thousands of millions of Eg:1. - How much does it cost to build the school library? (2007, 南京中考南京中考) - Four _ yuan. A. million of B. millions C. millions of D. m

8、illion 2. They have got _ books about science in the library. A. hundred of B. hundreds of C. hundred D. hundreds 思考：我們通常用基數(shù)詞來表達數(shù)量和思考：我們通常用基數(shù)詞來表達數(shù)量和_. Eg: 第第36頁頁 _ 練習(xí)四練習(xí)四_ 第第14號公共汽車號公共汽車_ 403號房間號房間_ 1930年年3月月_ 兩點十三分兩點十三分_Page 36Exercise 4A No. 14 busRoom 403in March 1930thirteen past two / two thirt

9、een 拓展知識：拓展知識： an eight-year-old boy 1、這是一幢有、這是一幢有30年樓齡的舊樓。年樓齡的舊樓。 This is a _ building. 2、這是一間、這是一間10米寬的房子。米寬的房子。 This is a _ house.thirty-year-old ten-metre-wide二）二）Ordinal numbers: 序數(shù)詞表序數(shù)詞表示示_ 1請用英語寫出以下基數(shù)的序數(shù)詞：請用英語寫出以下基數(shù)的序數(shù)詞： 1 _ 2 _ 3_ 5_ 9_12 _ 30 _ 32 _ 40_ 100 _ 115_ 小結(jié)小結(jié)：序數(shù)詞大部分都是在基數(shù)詞后加：序數(shù)詞大部分

10、都是在基數(shù)詞后加_. 只有三個例外：只有三個例外：_, _ , _. We form most ordinal numbers by adding _ to the cardinal numbers. There are exceptions, like first, second and third. 基數(shù)詞轉(zhuǎn)為序數(shù)詞方法的順口溜基數(shù)詞轉(zhuǎn)為序數(shù)詞方法的順口溜 “一、二、三一、二、三”，特殊記，特殊記， “-th” 要從要從“四四”記起，記起， “八八” 去去“t”， “九九”去去“e”， “f ”來把來把“ve”替，替，“ty ”改為改為“tie”， 若是遇到若是遇到“幾十幾幾十幾”，只變個

11、位就可，只變個位就可以。以。 when is your birthday? when do you begin your new school year? when is our National Day? 日期的讀寫：日期的讀寫： 1985年年_ 1980年年2月月 _ 2013年年9月月30日日 _ 1999年年2月月22日日 _In February 1980On September 30, 2013February the twenty-second, 1999The students are standing in a line. They each have a number(fr

12、om 1 to 28). Fill in the blanks with the cardinal numbers on the left or ordinal numbers on the right. 1 May May is the(1)_(2)_ Alan Alan is the second.3 Danny Danny is the (3)_ 4 Jane Jane is the(4)_ 12 Peter Peter is the _(6) _ Alice Alice is the nineteenth23 Steve Steve is the(7)_28 Zoe Zoe is th

13、e(8)_first2thirdfourthtwelfth19twenty-thirdtwenty-eighth基數(shù)詞的用法：基數(shù)詞的用法：1) 表示表示_. 如：如：I have five books.2) 表示表示_. 如：如： I study at No. Five Middle School./Im in Class One, Grade Two.3) 基數(shù)詞大于基數(shù)詞大于1時時,后面的名詞用后面的名詞用_數(shù)數(shù). 如如: There are ten students in the classroom.序數(shù)詞的用法：序數(shù)詞的用法：1)表示表示_. 如：如：December the fir

14、st2)表示表示_. 如：如： the first lesson3) 序數(shù)詞后的名詞通常用序數(shù)詞后的名詞通常用_數(shù)。如：數(shù)。如：the fifth unit數(shù)量數(shù)量編號編號名詞名詞+基數(shù)詞，開頭字母均要大寫基數(shù)詞，開頭字母均要大寫日期日期順序順序復(fù)復(fù)單單 Finish Book B P19 A1 2. ninety 3.senenty-third 4.thirty-third 5. fifty-five 6. forty-second 7. one hundred 8. two hundred and ninety-seven 9. three thousand 10. ten thousan

15、d 11.eight thousand five hundred and thirty-one 12.one hundred and fifty thousand 13. eighteenth 14. hundredth A2 of Book B P19 3.Mrs He lives on the third floor. 4.Miss Huang lives on the fourth floor. 5. Mr Li lives on the seventh floor. 6. Mr and Mrs Lin live on the tenth floor. 7. Ms Lou lives o

16、n the eleventh floor. 8. Mr and Mrs Williams live on the twelfth floor.3 plus 9 equals/is12. (3+9=12)9 minus 3 equals/is 6. (9-3=6 )3 multiplied by 9 equals/is 27. (3x9=27)9 divided by 3 equals/is 3. (93=3)Add 3 and 9. (3+9)Subtract 3 from 9.(9-3) Multiply 3 by 9. (3x9)Divide 9 by 3. (93)Things to rememberThings to rememberPlus and minus are prepositions.1 S1: Add 11 _ 1. S2: 11 plus 1 equals/is 12. (11+1=12)2 S1: S_ 5 _ 13. S2: _ m _ _ equals/is _.( )3 S1: M_ 7 _8. S2: _m_by_ equals/is_.( ) 4 S1: D_ 16 _ 4. S2: _d _ by _ equals/is _.(