(
课件网) Unit 1 The Changing World Topic 2 The population in developing countries is growing faster. Section B Teaching Objectives Knowledge aims: 学习并掌握新单词：population、increase、reach、Russia… 学会数字的读法 2. Skill aims: 在图文的帮助下根据听力内容完成相关活动的练习 有意识训练学生的听数字技能 3. Emotional aims: 进一步介绍中国及世界人口问题，引起我们对人口问题的思考。 New Words 1.population / p pju le n/ n. 4.reach / ri t / v. 2.billion / b lj n/ num. 3.increase / n kri s/ v. 8.measure / me (r) / n. 7.Russia / r / n. 6.policy / p l si / n. 5.luckily / l k li / adv. Task 11 Number in our daily life. Class 2, Grade 9 Class 4, Grade 9 one hundred and five Twenty twenty-two Winter Olympics two point two six meters tall one point nine eight meters tall 1,000,000,000 one billion 1,000,000 one million 1,000 one thousand 3.14 three point one four 100 one hundred Task 12 Look、read and say. First, try to separate the number in groups of three from right to left. Then read it in order from billion to million and thousand. How to read numbers 1 , 0 0 0 , 0 0 0 , 0 0 0 billion(十亿) million(百万) thousand(千) 1 0 0 0 0 0 0 0 0 0 Listen and read the numbers, paying special attention to the intonation. Then read the other numbers with your partner. Task 13-2 Tips 从右边数起，每三个数字为一组，用逗号隔开 第一个逗号是：thousand(千) 第二个逗号是：million(百万) 第三个逗号是：billion(十亿) Read and listen the numbers, playing special attention to the intonation. Task 14-2 1 , 0 0 0 , 0 0 0 , 0 0 0 million billion thousand 543.7 five hundred and forty-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 Task 15-2 Have a Try. 1 , 0 0 0 , 0 0 0 , 0 0 0 thousand million billion 973 nine hundred and seventy-three 3 980 three thousand , nine hundred and eighty 98 721 ninety-eight thousand , seven hundred and twenty-one 768 540 seven hundred and sixty-eight thousand , five hundred and forty Task 2 Watch a video and discuss the population of the world. The (人口) will (增长) to eight billion. What a (大的) population! population large increase 1. the world 2. China 3. India 4. the USA A. 323 million B.7.2 billion C. 1.36 billion D. 1.27 billion Task 3-1b Listen to 1a and match the information. Task 3-1a (Kangkang is reading a report on population in the newspaper.) Kangkang: Wow! What a large population! Maria : What Kangkang: Look it says the world has a population of 7.2 billion. And it is increasing by 82 million every year. Maria : Mmm, that’s really a lot. Which country has the largest population Kangkang: China has the largest population. It has already reached 1.36 billion and India is second with 1.27 billion. Look at 1a and find out the key points. on = about 关于 a population of + 数字 ……人口数量 increase by + 数字 ... ...
