Module9PopulationUnit1課件

1、9Unit 1 The population of China is about 1.37 billion. Do you know how many people are there in the world now?7 billion One day, the world will be like this. How about China?Its about 1.37 billion.1.Grasp the key words and key structure: thousand,million,billion, fifth; Beijing is a huge city with a

2、 large population. 2. Ability aim: To be able to read and understand large numbers.3. Affection: we should care more about the population problems of our country. Teaching aims準(zhǔn)備做某事準(zhǔn)備做某事為為.做準(zhǔn)備做準(zhǔn)備太多的車輛太多的車輛太多的污染太多的污染1/5, 2/5稍等一會稍等一會把那寫下來把那寫下來沒問題沒問題20 億億1.1.prepare to do prepare to do sthsth. . prepar

3、e for prepare for sthsth. . = get ready for = get ready for2.2.too much traffictoo much traffic3.3.too much pollutiontoo much pollution4.4.one fifth, two fifthsone fifth, two fifths5.5.hang on a minutehang on a minute6.6.write that downwrite that down7. No problem7. No problem8.8.two billiontwo bill

4、ion9. hundreds / thousands / millions / billions of 9. hundreds / thousands / millions / billions of 復(fù)習(xí)復(fù)習(xí)UNIT1第一課時的重點第一課時的重點核對預(yù)習(xí)案內(nèi)容核對預(yù)習(xí)案內(nèi)容1、Our growing population.2. No.3. Over 250 自學(xué)討論自學(xué)討論 write down the numbers 1001,00010,000100,0001,000,00010,000,000100,000,0001,000,000,000 one hundred one thousa

5、nd ten thousand one hundred thousand one million ten million one hundred million one billion Pronunciation and speaking5 Listen and repeat. 8,742 eight thousand, seven hundred and forty-two.2,463,128 two million, four hundred and sixty-three thousand, one hundred and twenty-eight1,370,000,000 one bi

6、llion, three hundred and seventy million2,000,030,000 two billion and thirty thousand6 Check () the statements you agree with.1 There are too many people in the world. 2 The increasing population is the biggest problem in the world. 3 People should not have too many babies.4 A city should not hold m

7、ore than one million people. . Now work in groups and discuss your answers. Grammar Focus(一一)數(shù)詞數(shù)詞 Numeral數(shù)詞是用來表示事物的數(shù)目和順序的數(shù)詞是用來表示事物的數(shù)目和順序的詞。詞。數(shù)詞的分類：數(shù)詞的分類：1.基數(shù)詞基數(shù)詞2.序數(shù)詞序數(shù)詞3.分?jǐn)?shù)詞分?jǐn)?shù)詞今天我們先來學(xué)習(xí)一下基數(shù)詞。今天我們先來學(xué)習(xí)一下基數(shù)詞。1. 1. 復(fù)習(xí)復(fù)習(xí)11001100以內(nèi)的所有數(shù)字。以內(nèi)的所有數(shù)字。2. 2. 掌握百、千、萬、十萬、百萬的表達掌握百、千、萬、十萬、百萬的表達法。法。1 1、1-191-19的基數(shù)詞的基數(shù)

8、詞 one 1 two 2 three 3 four 4 five 5 six 6 seven 7 eight 8 nine 9 ten 10 eleven 11 twelve 12 thirteen 13 fourteen 14 fifteen 15 sixteen 16 seventeen 17 eighteen 18 nineteen 192 2、20209090等十位數(shù)等十位數(shù)twenty 20thirty 30forty 40fifty 50sixty 60seventy 70eighty 80ninety 90 twenty-one 21 twenty-two 22 其它的十位數(shù)照

9、此類推，如其它的十位數(shù)照此類推，如： thirty-one 31 forty-two 42 seventy-five 75 ninety-six 963 3、百、千、萬、百、千、萬 百百 hundred 100 one hundred 200 two hundred 以此類推以此類推 千千 thousand 1 000 one thousand 2 000 two thousand英語里沒有英語里沒有“萬萬”這一單位，這一單位，萬也用萬也用thousand表示。如：表示。如：10 000 ten thousand 一萬一萬20 000 twenty thousand 兩萬兩萬 4 4、十萬、百

10、萬、十萬、百萬十萬的說法是：十萬的說法是： 100.000 a (one) hundred thousand 200.000 two hundred thousand million 百萬百萬 a (one) million 1 000 000 two million 2 000 000 以此類推以此類推 8 000 000 eight million練一練練一練345100118,657,421three hundred and forty-fiveone thousand (and) oneeighteen million, six hundred and fifty-seven thou

11、sand, four hundred and twenty-one1.The project lasted 5 years and cost 2 billion dollars.2. The Chinese have been making paper for two thousand years.3. One thousand punds is a lot of money.表示確定數(shù)量時表示確定數(shù)量時 用基數(shù)詞用基數(shù)詞+ hundred，thousand，million，billion多位基數(shù)詞讀法多位基數(shù)詞讀法457890608389three hundred and eighty-ni

12、nefour hundred and fifty-seveneight hundred and ninetysix hundred and eight 102 one hundred and two635 six hundred and thirty-five2)三位數(shù)以上的數(shù)，從個位往前數(shù)，每三位數(shù)三位數(shù)以上的數(shù)，從個位往前數(shù)，每三位數(shù)加一個逗號，從后往前數(shù)的第一個逗號代表加一個逗號，從后往前數(shù)的第一個逗號代表thousand, 第二個逗號代表第二個逗號代表million, 第三個逗第三個逗號是號是billion，注意，注意這幾個詞不能用復(fù)數(shù)形式，這幾個詞不能用復(fù)數(shù)形式，后也不能加后也不能加

13、and。例如：。例如： 2,648 two thousand, six hundred and forty-eight 16,250,064 sixteen million, two hundred and fifty thousand, sixty-four 確切數(shù)目與不確切數(shù)目的表達確切數(shù)目與不確切數(shù)目的表達：hundred, thousand, million, billion等前面有等前面有基數(shù)詞，基數(shù)詞，表示確切數(shù)目時，用單數(shù)，后直接表示確切數(shù)目時，用單數(shù)，后直接接復(fù)數(shù)名詞；接復(fù)數(shù)名詞；如：如：three hundred books one hundred people five t

14、housand students seven million starts表示不確切數(shù)目時，這類詞后加表示不確切數(shù)目時，這類詞后加-s且與且與of連連 用。用。如：如： hundreds of people thousands of students millions of birds billions of lions注意：這類短語中，名詞前如有定冠詞、指注意：這類短語中，名詞前如有定冠詞、指 示代詞或形容詞性物主代詞時，可加示代詞或形容詞性物主代詞時，可加of, 但但 表示的是范圍。如：表示的是范圍。如：two hundred of the workers工人中的二百（人）工人中的二百（人

15、）(2) too muchtoo much 太多太多(+名詞名詞/放在行為動詞后放在行為動詞后 起限制作用起限制作用)too many +可數(shù)名詞可數(shù)名詞,是是”非常非常”的的 意思意思much too =quite+形容詞形容詞/副詞副詞,是是非常非常/ 十分十分2. Hang on a minute! I will write that down too! 等等，我要把這點也記下來！等等，我要把這點也記下來！ Hang on 表示：表示：“讓某人等一下讓某人等一下”；例如：；例如： Sallys on the other phone would you like to hang on? 薩

16、利再接另一個電話，請您稍等一下可以嗎？薩利再接另一個電話，請您稍等一下可以嗎？ Hang on! Ill be back in a minute. 稍等！稍等！ 我馬上回來。我馬上回來。一、用英語寫出下列數(shù)字：一、用英語寫出下列數(shù)字：ninety-eight thousand seven hundred and fifty-four Nine hundred and eighty-threeExercise five hundred (and) sixty-six seven hundred and nine 566_ 709_ 983_ 98 754_ _3 872Three thousan

17、d eight hundred and seventy-two46 290Forty-six thousand two hundred and ninety58 230 Fifty-eight thousand two hundred and thirty59684,3219,648,215five hundred and ninety-sixeighty-four thousand three hundred and twenty-oneNine million, six hundred and forty-eight thousand, two hundred and fifteen二、翻

18、譯下列句子。二、翻譯下列句子。1. 北京人口是多少？北京人口是多少？ _ _the _ _Beijing? 2. 中國的人口大約為中國的人口大約為13億。億。 The _ _China _ _ _.What is population of population of isabout 1.3 billion4. 增長的人口給一些國家?guī)肀姸鄦栴}。增長的人口給一些國家?guī)肀姸鄦栴}。 An _ _ causes_ _in some _. 3. 人口太多，空間不夠。人口太多，空間不夠。 There are_ _people and there is not _ _. too much enough

19、spaceincreasing populationmany problems countries( ) 1. The bike cost me _ yuan. A five hundred and forty B five hundreds forty C five hundred forty D five hundred forty A ( ) 2. _ people in the world are sending and receiving e-mails every day. A. Million of B. Many millions of C. Several million of D. Several millionsB三、單項選擇