Unit 1 The Changing World Topic 2 Section B课件 -2024-2025学年仁爱科普版九年级英语上册2

Unit 1 The Changing World Topic 2 The population in developing countries is growing faster. Section B 通过听力活动和朗读对话，掌握对话大意和细节，培养“听”与“读”的语言能力 在对话中学习比较的表达方式，在讨论活动中实践运用，培养“说”的语言能力 通过听音模仿，发现和总结较大数词的朗读规律，培养总结概括的思维品质 在小组活动中实践运用所学语言知识，在讨论、思辨、梳理、概括等思维活动中，发展思维品质 能够正确使用So I do.句式表达同意别人的观点 Learning Objectives P127-128 New words [ˌpɒpjʊ'leɪʃn] ['bɪljən] [ɪn'kriːs] [riːtʃ] ['lʌkɪli] ['pɒləsi] ['rʌʃə] ['meʒə(r)] population billion increase reach luckily policy Russia measure n. 人口，人数 num. 十亿 v. (使)增加,(使)增大 n.增加 v. 实现，达到，够得着，到达 adv. 幸运地，运气好地 n. 政策，方针 n. 俄罗斯 n. 措施，方法 Lead in Can you read the following numbers correctly? 2.26 m two point two six meters tall Lead in Can you read numbers correctly? two hundred and fifty-two yuan Can you read the following numbers correctly? Lead in two thousand and eight Olympic Games Can you read the following numbers correctly? Lead in Can you read the following numbers correctly? nine billion, sixty million, twenty thousand, one hundred and four 9060020104 9060020104 Lead in How to read numbers? 3.14 100 2,000 3,000,000 4,000,000,000 three point one four one hundred two thousand three million four billion Lead in How to read numbers? 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. 1 0 0 1 0 0 1 0 0 1 1 , 0 0 1 , 0 0 1 , 0 0 1 thousand million billion one billion, one million, one thousand and one Lead in Listen, read and learn 543.7 1 562 6 004 001 7 198 764 502 P12 five hundred and forty-three point seven one thousand, five hundred and sixty-two six million, four thousand and one seven billion, one hundred and ninety-eight million, seven hundred and sixty-four thousand, five hundred and two Lead in Have a try 973 3 980 98 721 768 540 P12 nine hundred and seventy-three three thousand, nine hundred and eighty ninety-eight thousand, seven hundred and twenty-one seven hundred and sixty-eight thousand, five hundred and forty Lead in Have a try 2 346 780 82 364 580 P12 two million, three hundred and forty-six thousand, seven hundred and eighty eighty-two million, three hundred and forty-six thousand, five hundred and eighty Lead in Have a try 5 555 555 555 P12 five billion, five hundred and fifty-five million, five hundred and fifty-five thousand, five hundred and fifty-five 405 000 000 four hundred and five million Pre-listening 7 200 000 000 The world has a population of 7.2 billion. n. 人口 The population is increasing by 82 million every year. increase v. 增加 increase by 增加了，增长了 increase to 增加到，增长到 What a large population ! 1b Listen to 1a and match the information. P11 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 Make similar conversations after the example. Example: A: What’s the population of the world ? B: It’s about 7.2 billion. A: What’s the population of China ? B: It’s about 1.36 billion. A: What’s the population of India? B: It’s about 1.27 billion. A: What’s the population of the USA? B: It’s about 323 million. 1c Read 1a and fill in the blanks. P11 The world has a population of 7.2 billion and it is increasing by ____________ every year. _______ has the largest population. It has already reached _____________ and India is ___________ with 1.27 billion. The population in developing countries is _______ and is growing _________ than that in developed countries. Luckily, our country has carried out some policies to ________ the problem. 82 million China 1.36 billion second larger faster solve 1a Listen and follow (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 1.27billion. Maria: What's the population of the USA? Kangkang: 323 million. P11 1a Listen and follow Maria: Oh, I see. It shows that the population in developing countries is larger than that in developed countries, doesn't it? Kangkang: Yes. What's more, the population in developing countries is growing faster. Maria: So it is. The population problem has become more serious in developing countries. Kangkang: Luckily, China has already carried out some policies to solve the problem. P11 1.一份关于人口的报告 2.多么庞大的人口啊！ 3.拥有...人口 4.增加了，增长了 5.拥有最多的人口 6....有多少人口？ 7.发展中国家 8.发达国家 9.确实如此。 10.执行，实施 11. 解决问题 Find the key phrases and expressions. a report on population What a large population! have a population of increase by have the largest population What's the population of ...? developing countries developed countries So it is. carry out solve the problem P11 1. What a large population ! 人口真多啊！ population 人口，通常用____________________修饰。 Language points large/ big/ small population 作主语时，谓语动词常用________形式。 e.g. The population of China _____ large. 单数 is 针对人口数量提问时，特殊疑问词用________。 e.g. ________ is the population of China. What What 【短语】：拥有...人口_____________________ have a population of 2. So it is. 确实如此。 So ＋主语＋ be动词/情态动词/助动词 (倒装句) 表示对上文情况的肯定或同意 e.g. 1.Rita很努力。确实如此。 Rita is hard-working. So _____ _______. 2.他擅长数学。确实如此。 He does well in math. So _____ _______. 3.我们应该经常锻炼。确实如此。 We should exercise often. So ______ _______. she is he does we should Language points Practice 1. 他正在修理电脑。确实如此。 2. 他们去过巴黎两次了。确实如此。 3. 当时康康正在跳绳。确实如此。 4. Rita将会越来越美丽。确实如此。 5. 她过去独自一人居住。确实如此。 He is repairing the computer. So he is. They have been to Paris twice. So they have. Kangkang was jumping rope at that time. So he was. Rita will become more and more beautiful. So she will. She used to live alone. So she did. Neither/ Nor ＋主语＋ be动词/情态动词/助动词 确实不...... e.g. 1.他不会游泳。确实不会。 He can't swim. _______________ _____ _______. Neither/ Nor 2.她还没来。确实没来。 She hasn't come yet. Neither/ Nor _____ _______. 3.Rita不高。确实不高。 Rita isn't tall. Neither/ Nor _____ _______. he can she has she is Practice 1. Jane五岁的时候不会跳舞。确实不会。 2. 他们没有东西吃。确实没有。 3. Rita不是我们的班主任。确实不是。 4. Tom没有去过北京。确实没有。 5. 他们没有迟到。确实没有。 Jane couldn't dance at the age of five. Neither/ Nor she could. They have nothing to eat. Neither/ Nor they do. Rita isn't our headteacher. Neither/ Nor she is. Tom hasn't been to Beijing. Neither/ Nor he has. They aren't late. Neither/ Nor they are. The population of the world : 7.2 billion Every year we have 82 million more. China: 1.36 billion India: 1.27 billion the USA: 323 million Russia: 143 million Canada: 36 million (Data from: UN, Worldmeter and National Bureau of Statistics, 2014) P12 1. Which of these 5 countries has the largest/smallest population? What's the population of it? China has the largest population. The population is 1.36 billion. Canada has the smallest population. The population is 36 million. 2. What can you tell from the population in developing countries and in developed countries? The population in developing countries is larger than that in developed countries. 3. What problems does the large population cause? 3 Work in groups and discuss the population of the world. The large population may cause less living space, pollution and so on. 4. What measures do you think should be taken to solve the population problem? Practice 1. — _________ is the population of Russia? — 143 million. A. How much B. How many C. What D. How 2. The population of China is _________ than that of Japan. A. larger B. more C. fewe D. less 3. There are _________ students in our school. A. three thousands B. three thousands of C. three thousand of D. three thousand 4. — Jenny always helps others. — _________. A. So is she B. So she is C. So does she D. So she does C A D D See you~ null 15542.775 null 5773.0757 null 7575.532 null 6269.4043 玉融花园 6 null 81336.0 ç��è��è�±å�­ 6 null 48648.0 null 32627.217 $$