【原创】仁爱英语九年级上Unit 1 Topic 2 Section B改

1、 one hundred and fifty yuan two point two six (2.26) meters tall two thousand and eight Olympic Games 1,000,000,000 one billion 1,000,000 one million 1,000 one thousand 3.14 three point one four 100 one hundred /biljn/ 十亿 pnt First, try to separate the number in groups of three from right to left. T

2、hen read it in order from billion to million and thousand. How to read numbers? 1 , 0 0 0 , 0 0 0 , 0 0 0 billionmillionthousand 1 0 0 0 0 0 0 0 0 0 2 Listen and read the numbers, paying special attention to the intonation. Then read the other numbers with your partner. 543.7 five hundred and forty-

3、three point seven 1 562 one thousand, five hundred and sixty-two 6 004 001 six million, four thousand and one 7 198 764 502 seven billion, one hundred and ninety- eight million, seven hundred and sixty- four thousand, five hundred and two 2 Listen and read the numbers 973 nine hundred and seventy-th

4、ree 3 980 three thousand , nine hundred and eighty 1 , 0 0 0 , 0 0 0 , 0 0 0 billionmillionthousand 98 721 ninety-eight thousand , seven hundred and twenty-one 768 540 seven hundred and sixty-eight thousand , five hundred and forty 1 , 0 0 0 , 0 0 0 , 0 0 0 billionmillionthousand 2 346 780 two milli

5、on, three hundred and forty-six thousand, seven hundred and eighty 82 346 580 eighty-two million, three hundred and forty- six thousand, five hundred and eighty 1 , 0 0 0 , 0 0 0 , 0 0 0 billonmillionthousand 405 000 000 four hundred and five million 5 555 555 555 five billion, five hundred and fift

6、y-five million, five hundred and fifty-five thousand, five hundred and fifty-five 1 , 0 0 0 , 0 0 0 , 0 0 0 billonmillionthousand From the chart, we know China has a population of 1.3 billion. It has the largest population in the world. /,p:pjulein/人口，人数人口，人数 /r/俄罗斯俄罗斯 Russia has a population of 143

7、 million. 发展中国家发展中国家发达国家发达国家 What can you tell from the population in developing countries and developed countries? large small 6800 80 80 80 The population of the world is increasing by 80 million every year. increase/inkri:s/ 增加，增大增加，增大 Luckily, China has carried out the one-child policy to contro

8、l the population! What other measures should we take? The population of the world has reached 6.8 billion. What a large population! /ri:t/ 达到，达到， 够得着够得着 /plsi/ 政策，方针政策，方针 measure/me(r)/ 措施，方法措施，方法 reach /lkili/ 幸运地，运气好地幸运地，运气好地 take measures to do sth. 1b Listen to 1a and match the information. 1. t

9、he world 2. China 3. India 4. the USA A. 309 million B. 6.8 billion C. 1.3 billion D.1.1billion Make similar conversations after the example. Example: A.: Whats the population of the world? B: Its about 6.8 billion. 1. the world 2. China 3. India 4. the USA A. 309 million B. 6.8 billion C. 1.3 billi

10、on D. 1.1 billion 1. What a large population! population为名词，用为名词，用_等词修饰，等词修饰， 谓语动词常用谓语动词常用_形式。形式。 2. Look, it says the world has a population of 6.8 billion. Whats the population of the USA? It has a population of large/big/small 单数单数 e.g. The population of this city_nearly 300 000. 这个城市的人口将近三十万。这个城

11、市的人口将近三十万。 is 提问人口数量，用提问人口数量，用“what” 3. And it is increasing by 80 million every year. increase by 意为意为_，后加，后加数字数字/百百 分比分比/倍数等。倍数等。 Eg:The number of the students increased by 10%. increase to意为意为_，后加，后加数字数字 e.g. The price of the house has increased to 500 000. 4. It has already reached 1.3 billion.

12、reach 意为意为_ Eg: He is so short that he cant reach the apples. I (到达到达)reached /_/_Quanzhou at 11:00p.m. last night. 增加了，增长了增加了，增长了 实现，达到，够得着，到达实现，达到，够得着，到达 arrived ingot to 增加到增加到 5. Whats more, the population in developing countries is growing faster. So it is. So it is. 意思是意思是_ So+主语主语+_，表示对上文情，表示

13、对上文情 况的肯定和同意，意为况的肯定和同意，意为“确实如此确实如此”。 Eg: Jane studies Chinese very hard. So she does. Tomy can play football very well. _. 的确是这样。的确是这样。 be/情态动词情态动词/助动词助动词 So he can. The supermarket is very crowded. So it is. So +主语主语+ be/情态动词情态动词/助动词助动词 Lucy dances very well. She has cleaned the room. So she does.S

14、o she has. So it is. 确实如此。确实如此。 1a Listen1a Listen，look and say.look and say. 1c Read 1a and fill in the blanks. The world has a population of 6.8 billion and it is increasing by _ every year. _ has the largest population. It has already reached _ and India is _ with 1.1 billion. 80 millionChina 1.3

15、 billion second 1c Read 1a and fill in the blanks. The population in developing countries is _ and is growing _ than that in developed countries. Luckily, our country has carried out the _ policy to control the population. larger faster one-child A：What a large population ! The world 6.8 billion. 80

16、 million every year. B：Which country ? A：China reach, and India with . B： the USA? A：309 million. B：It shows developing countries developed countries. A：is growing faster B：So it is. The population problem developing countries A：China carry out control the population. Choose the best answer. 1. _ is

17、 the population of Russia? 143 million. A. How much B. How many C. What D. How 2. There are _ students in our school. A. three thousands B. three thousands of C. three thousand of D. three thousand 3. Jenny always helps others. _. A. So is she B. So she is C. So does she D. So she does 4. The popula

18、tion of China is _ than that of Japan. A. larger B. more C. fewer D. less C D D A 1. Read numbers in English. 2. Talk about population problems. 1. Some words: population, billion, increase, reach, luckily, policy, Russia, measure 2. Some phrases: increase by, developing countries, developed countries, carry out, the one-child policy 3. Some sentences: What a large population! The world has a population of 6.8 billion. So it is. HomeworkHomework 2. Read the numbers in Part 2 on P12. 1. Read 1a aloud. 3. Finish Section B in your workbook. 4. Preview Section C. e.g. The popu