仁愛版九年級英語上冊 Unit 1 Topic 2 Section C 課件(共30張PPT)

Revision 1. so+動詞+主語 （Neither/Nor+ v.+主語）結(jié)構(gòu)以及掌握與so+主語 +動詞的區(qū)別。2.數(shù)字表達法 1.-Lucy dances very well. - _ A. So I am. B. So I do. C. So am I. D. So do I.2.- I am not good at singing . - _ A. Neither is he. B. So does he. C. So is he. D. Neither he is.DA 8888888,88888,888888,8888,888,88888,888,888888,888,8888,888,888,88888,888,888,888888,888,888,888 本節(jié)課學(xué)習(xí)目標(biāo) 1.會讀會寫課本P13-14頁的新單詞 2.掌握本節(jié)課的新短語。 3.了解世界人口形勢，掌握數(shù)字表達方式，意識到人口發(fā)展的嚴(yán)重性并為之做出相應(yīng)的措施。 4. 掌握分?jǐn)?shù)表達法 5.通過閱讀練習(xí)，提高閱讀能力。 自學(xué)要求1.讀1a，完成下列任務(wù) （1）獨立完成1b、1c的練習(xí) （2）翻譯下列短語或句子 .一半/1/2 .由于/因為 . 更少的生存空間 . 同時 . 例如 . 到目前為止/至今 .采取措施 .在. 方面效果良好 .多虧/由于 2.復(fù)習(xí)數(shù)字表達法，掌握分?jǐn)?shù)表達法3.閱讀1a完成課本1b、1c練習(xí)。4.完成2里面的詞語運用練習(xí)，注意詞形變化！ Words in Section C1. social 社會的 社交的adj. 2. supply 提供 供應(yīng) v. 供應(yīng)量 補給 供應(yīng) n.3. natural 天然的 天生的 adj. 4. worse 更差的 更糟的 adj. 更差 更糟 adv.5. so far 到目前為止6.government 政府 內(nèi)閣 n.7. take measures to do sth. 采取措施做某事 8.thanks to sb./ sth. 幸虧 由于9.paragraph 段 段落 n. 10.opportunity 機會 時機 n.11. newborn 新生的 adj.12. percent 百分之 n.13.offer 提供（東西或機會）； 主動提出 The population in developing countries is _ than that in developed countries. Which country has the largest population? Whats the population of China? larger1a 1. Before you read the passage, discuss the questi ns with your partner.1) Why does China carry out the one-child policy?2) What social problems do you think Chinas large population has caused? 1a Read and understand. 2. Write the title of the passage.1b Read 1a and match the main idea with each paragraph.1. _ Paragraph 1 A. the measures to deal with the problems2. _ Paragraph 2 B. the worlds and Asias population 3. _ Paragraph 3 C. the problems caused by large populationPopulation ProblemsBCA 1c Read 1a again and complete the table.Population of China _Social problem less _fewer _ opportunitiesless _ and _crowded _heavy _ natural environmentsGovernment measure _1.3 billionjobenergy watercitiestrafficworsethe one-child policyliving space The one-child policy Every couple can have only one child.So far, the one-child policy has worked well in controlling Chinas population.We still have a long way to go.Paragraph 3The measures to deal with the problems. Asia has a population of _. Thats to say, almost _ of the people in the world live in Asia now.more than 3 billionhalfParagraph 1 The worlds and Asias population. 3 billion 6.8 billion12 (half) 50 percent (50%)Almost half of the people in the world live in Asia. 1.3 billion6.8 billion1 5 20 percent (20%) About one fifth of the people in the world live in China. oneWhat social problems has it causedParagraph 2The problems caused by large population.fifth Because of the large population,there is _ for each family.less living space Because of the large population,it is difficult for lots of people _.to find jobs Because of the large population,it is hard for China to supply _ and _ to satisfy peoples daily needs. energy water Because of the large population,most cities are _ than before, and the traffic is much _.more crowdedheavier Because of the large population,natural environments are becoming _. worse and worse 1a Listen，look and say. Every minute, about 261 babies are born in the world. That means people have to _ food for about 375 840 newborn babies every day. The worlds population _ faster and faster. It has _ one of the biggest social problems today. China _ the largest population in the world. There are about 1.3 billion people in China. It has _ 20 percent of the worlds population. China has _ some policies to control the population, and these policies have _ well. But China still _ a serious population problem.2 Complete the following passage with the correct forms of the given words or phrases. findgrows/ is growingbecomecarried out reachedgrow reach have find work become face carry out has workedfaces 3a Work in groups and search for the information about the following questions. Then share your idea with your group members.1. How do you think we can get more living space?2. What should the government do to offer more job opportunities?3. The energy and water is less and less. What should we do to deal with it?4. The traffic in cities is much heavier than before. How can we solve the problem? 3b Write a short passage of three paragraphs based on 3a. China has the largest population in the world. It has caused many problems. Everyone should do something to solve them. First, the government should keep the one-child policy to control the increasing population, and practice the reform and opening-up to develop our economy. Only in this way we can get more jobs and improve our living conditions. Second, the energy and water is becoming less and less. Wed better save them as much as possible, and try to find more new energy. In order to solve the problem of heavy traffic, we call on everyone to take a bus or walk as often as possible. Choose the best answer.1. _ of the students are boys in our school. A. Two third B. Two threes C. Two thirds D. Second three2. The one-child policy has _ controlling Chinas population. A. been good at B. done well in C. taken care of D. worked well in3. Edison is known _ a great inventor. A. for B. as C. in D. on 4 ._ your help, I made great progress in math. A. Thanks for B. Thanks to C. Thank to D. Because of 5.He stays at home _ his illness. A. because B. because of C. thanks to D. soC DBB B 1. Read the fractions in English.2. Talk about population problems.1. Some words: social, supply, natural, worse, government, paragraph, opportunity, newborn, percent, offer2. Some phrases: half of, one fifth, because of, satisfy peoples daily needs, so far, take measures to do, be known as, work well in, thanks to3. Some sentences: We still have a long way to go. Homework2. Write the composition in 3b.1. Read 1a aloud.3. Finish Section C in your workbook.4. Preview Section D. one sixthone ninthone twentieth five sixthstwo ninthsseven twentieths61 6591 92201 207 one / a half a quarterthree quarters three and a half213414321 past nowso farSo far, I have read five English novels .