Unit 1 The Changing World Topic 2 Section B 课件 2025-2026学年仁爱科普版（2012）英语九年级上册

该初中英语课件围绕“人口问题”核心，涵盖人口相关词汇、数字读法及话题表达。通过复习So句型和副词用法导入，衔接数字三位分组认读规则，再深入population的修饰、提问及主谓一致用法，最后以对话和小组讨论实现新知应用，搭建连贯学习支架。 其亮点在于融合听力练数字语调、小组讨论人口问题及措施等活动，以语言能力为核心，提升思维品质与学习能力。如对比the population of和a population of用法，结合“中国人口13.6亿”等实例练提问，采用任务型教学与合作学习。学生能提升语言运用与问题分析能力，教师可借助系统知识点与分层练习提高教学效率。

e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Unit 1 The Changing World Topic 2 The population in developing countries is growing faster. Section B 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Teaching aims 1.Master the following words, phrases and sentences: Words: population, billion, increase, reach, luckily, policy, Russia, measure Phrases: increase by, developing countries, developed countries, carry out, the one-child policy Sentences:①What a large population! ②The world has a population of 6.8 billion. ③ So it is. 2. Read numbers in English. 3. Talk about population problems. e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Revision 1. So + be/情态动词/助动词+主语 (表肯定) (表示上文提到的肯定情况也同样适合另外一个人或物, 前后主语不是同一个人或物) Neither / Nor + be/情态动词/助动词+主语(表否定) 注:neither/nor句型中没有not出现。 (表示上文提到的否定情况也同样适合另外一个人或物) So +主语+ be/情态动词/助动词 (表示对前面事实的肯定,前后主语是同一个人或物,意思是“的确如此”) 2. already意思是“已经”,通常用于肯定句中 。 yet可用于否定句,“还” ;也可以用于疑问句,译为“已经” just只用于肯定句意思是“刚才” never用于否定句译为“从不” ever用于疑问句译为“曾经” 完成时态常见副词 just never ever already yet before 含义 刚刚 从不 曾经 已经 还(没) 以前 位置 句中 句中 句中 句中/末 句末 句末 句式 肯定句 否定句 一般疑问句 肯定句 否定句/一般疑问句 肯定句 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C The supermarket is very crowded. So it is. So +主语+ be/情态动词/助动词 (表示对上文情况的肯定和同意,意为“确实如此”) Lucy dances very well. She has cleaned the room. So she does. So she has. 2. So it is. 确实如此。 — John studies very hard. — _ A. Neither does he. B. So does he. C. So he does. D. So he is. C e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Revision 选用所给单词或词组填空 already, yet, ever, never, have been to, have gone to 1. Tom has _finished his homework. Now he is playing football onthe playground. 2 . Have you _ been to the Great Wall ? 3 . She hasn't come back _. 4. I have _heard of that before. It is so strange. 5.Has he kept the book _? 6.-Have you seen the film?-Yes. I have _seen it. 7._ you ever _Hainan? 8. Mr. Wang isn't here. He _Shanghai. just/ already ever yet never yet just/ already been to has gone to Have 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Numbers in our lives one hundred and fifty yuan The Winter Olympic Games in two thousand and twenty-two thousands of people one point seven five (1.75) meters tall How to read numbers? e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 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 million thousand 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. 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 1 , 0 0 0 , 0 0 0 , 0 0 0 billion million 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 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 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 1 , 0 0 0 , 0 0 0 , 0 0 0 billion million thousand 露一手 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 2 346 780 two million, 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 405 000 000 four hundred and five million 5 555 555 555 five billion, five hundred and fifty-five million, five hundred and fifty-five thousand, five hundred and fifty-five 1 , 0 0 0 , 0 0 0 , 0 0 0 billon million thousand e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 基数词的写法、读法与用法: (1)写法:百;hundred; 千:thousand;百万:million;十亿:billion;万亿:trillion (2)读法与用法: ①21到99先读“几十”,再读“几”。中间加上连字符号“-”;如:65读作sity-five ②101到999先读“几百”,再加and,再加末尾两位数和末位数。如:168读作one hundred and sixty-eight; 508读作 five hundred and eight。 ③1000以上的数从个位往前计读,每三个数加一个逗号。第一个逗号前的数读为thousand,第二个读为million,第三个读为billion。如:47,245,867读作forty-seven million two hundred and forty-five thousand eight hundred and sixty-seven. ④hundred, thousand, million, billion, trillion等表示确切的数目时没有复数。表示约数才用复数。 ⑤将整十的基数词变为复数可以表示人的岁数或年代。 如:He is in his early thirties. She was born in sixties. 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C There are so many people! What a large population! 形容人口多用large/big修饰,形容人口少用small 修饰 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 6800 80 80 80 The population is increasing by 82 million every year. = The world has a population of 7.2 billion. What a large population! Every year we have 82 million more 36 323 1.27 136 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 3 Work in groups and discuss the population of the world. The following chart and questions may help you. 1. Which of these 5 countries has the largest/smallest population? What’s the population of it? 2. What can you tell from the population in developing countries and in developed countries? 3. What problems does the large population cause? 4. What measures do you think should be taken to solve the population problem? one-child policy China has the largest population. The population of China is 1.36 billion. Canada has the smallest population. The population of Canada is 36 million. The population in developing countries is larger than that in developed countries. The large population may cause less living space, more pollution and so on. e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 1b Listen to 1a and match the information. 1. the world 2. China 3. India 4. the USA A. 309 million B. 6.8 billion C. 1.3 billion D. 1.1 billion 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Make similar conversations after the example. Example: A.: What’s the population of the world? B: It’s about 7.2 billion. 1. the world 2. China 3. India 4. the USA A. 321 million B. 7.2 billion C. 1.37 billion D. 1.31 billion e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 1c Read 1a and fill in the blanks. 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 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C (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 82million 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. Maria: What’s the population of the USA? Kangkang: 323 million. 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. 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Key phrases: 1. 一则关于……的报告 2.在报纸上 3.在纸上 4. 有……人口 5.……的人口 6.增加了……倍/百分之…… 7.增加到 8.达到某数据 9.伸手够到某物 10.到达某地 11.发展中国家 12.发达国家 13.实行 a report on/about in the newspaper on a piece of paper have a population of +数量 increase by+倍数/百分数 increase to reach+数词 reach sp. reach (for) sth. the population of+国家/地区 developing countires developed countries carry out =get to sp. =arrive in/at sp. e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Key phrases: 1 population意为“人口”,“居民”,常用形容词large或small来表示人口的多少。 China has the largest population in the world. 中国拥有世界上最多的人口。 注: 常用句式:What’s the population of...? 意为“……人口是多少?” 拓展:have a pupulation of... 意为“有……人口” e.g. China has a pupulation of 1.3billion. 中国有13亿人口。 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C e.g. The population of China is very large. 中国人口众多。 The population in this area is becoming smaller and smaller. 这个地区的人口越来越少。 1. (1)population 的用法 ① population 通常用large/ big/ small 来修饰表示人口的多少。 ② 提问“人口有多少”常用what, 也可以用How large/How big 提问。 There are 1.4 billion people in China. (对划线部分提问) _ the _ of China? = _ _ is the _ of China? 练习:India has a population of 1.1 billion.(对划线部分提问)_ the _ of India? = _ _ is the _ of India? What’s population How large/big population What’s population How large/big population e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C e.g. The population of this city is nearly 300 000. 这个城市的人口将近三十万。 e.g. 80% of the population in China are farmers. 中国百分之八十的人口是农民。 the population of + 国家/地区 eg. The population of the world is 7.2 billion. a population of + 数目 eg. China has a population of over 1.4 billion. 强调人口的具体分布或构成 (作复数) population 集合名词 某地整体人口的数量(作单数) 2. (1)population 的用法 ③ 注意the population of 和 a population of 的区别。 练习:1. The population of Xingyi _ about 1 million. 2. 1/5 of the population in the city _ old people. is are 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 用法 例句 作主语时,谓语动词常用单数 The world's population is increasing faster and faster.世界人口增长得越来越快。 前面有分数或百分数等修饰时,谓语动词用复数 About seventy percent of the population in China are farmers.中国大约百分之七十的人口是农民。 表示人口"多"或"少",用large/big/small India has a large population.印度人口众多。 表示"某地有多少人口"的常用句型: 某地+has a population of +数词 The population of +某地+be+数词 The USA has a population of 309 million. The population of the USA is 309 million. 美国有3.09亿人口。 population 的用法 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 询问某国、某地有多少人口时,不用"How much/How many…?", 而用"How large/What…?" 。如: 你们家乡有多少人口? How large is the population of your hometown? 加拿大的人口有多少? What is the population of Canada? 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C (2) with 在此句中意为“带有,具有”。 eg. The boy with black hair is my pen pal. China has the largest population _ about 1.4 billion in the world. India has a population of _ 1.31 billion. with with e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C The population in developing countries is larger than that in developed countries. 在比较级的句子中,that 通常代替上文中出现过的单数名词或不可数名词,those代替复数名词。 如: 1. I think the bread in Qinyuan is more dilicious than _ in Haolilai. 2. The shoes in this shop are cheaper than _ in that one. 3. The weather in Xingyi is better than _ in Anshun. that those that 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 及时练习 ( ) 1. _ the population of Guizhou Province? A. What’s B. What number is C. How much is D. How many are ( ) 2. China has a _ population and long history. A. many B. large C. much D. small ( ) 3. China has a much _ population than _. A. larger; Russia B. more; Russia C. larger; that of Russia D. more; that of Russia A B C e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 2.increase by + 数字 / 倍数 / 百分数 增加了…… e.g. The price of the house has increased by three times. increase to +数字 增加到…… e.g. The price of the house has increased to 500 000. 250 250 250 250 250 250 500 increase v. (使)增加,(使)增大,增多。 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 3.develop 发展(动词) developing 发展中的(形容词) developed 发达的(形容词) (e.g.) China is a _ (develop) country. America is a _(develop)country. developing developed e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C 4. carry out 实行,进行,执行。 e.g.那并不是一个容易实施的计划。 It won’t be an easy plan to carry out. e.g.这是一项新政策,他们将在明年实施它。 This is a new policy, and they will carry it out next year. 初中阶段是奠定英语能力的关键期,培养语言能力,设定周目标能有效开拓国际视野。此外需要利用碎片时间积累效果惊人。多年经验表明,练习视译能有效训练反应速度。培养语言能力,练习视译能有效增强动机。根据教学实践,学习缩写能有效提升交际能力。不容忽视的是,合理规划避免疲劳学习。科学研究显示,读儿童文学能有效提高积极性。打好英语基础,学习日常谚语能有效理解文化差异。找到适合自己的节奏和方法是成功的关键。 e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C summary We learn: 1. Read numbers in English. 2. Talk about population problems. We can: 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. e7d195523061f1c093d753f9ae026c02ea2377d8e563bb0a6AD317B17F88BFF3CFA045DFD56CE85E8FE70343E6872691953A13787B687769404B6FACEB7BEB2E9466EABD072654A937E8A0C33F7F4B894FF05B8F805ADDCA196A1BDA8ED6075D6FE8CF171D7711FA86EFE11942C409B967ED54C1D180091DB33AC72553D6E2A29D406B811657005C Thank you. Other 36284.18 null 77896.93 $