《九年级英语上册Unit1TheChangingWorldTopic2ThepopulationindevelopingcountriesisgrowingfasterSectionC课件新版.pptx》由会员分享，可在线阅读，更多相关《九年级英语上册Unit1TheChangingWorldTopic2ThepopulationindevelopingcountriesisgrowingfasterSectionC课件新版.pptx（23页珍藏版）》请在三一办公上搜索。
1、8,88,888,8,888,88,888,888,888,8,888,888,88,888,888,888,888,888,8,888,888,888,88,888,888,888,888,888,888,888,Tongue twister,The population in developing countries is _ than that in developed countries.Which country has the largest population?Whats the population of China?,larger,1a 1.Before you read
2、the passage,discuss the questions 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
3、1 A.the measures to deal with the problems2._ Paragraph 2 B.the worlds and Asias population3._ Paragraph 3 C.the problems caused by large population,Population Problems,B,C,A,1c Read 1a again and complete the table.,1.37 billion,job,water,energy,cities,traffic,worse,the one-child policy and others,l
4、iving space,Read Paragraph 1 and fill in the blanks.,Asia has a population of _.Thats to say,almost _ of the people in the world live in Asia now.,more than 3 billion,half,Paragraph 1 The worlds and Asias population.,3 billion 7.2 billion12(half)50 percent(50%),Almost half of the people in the world
5、 live in Asia.,1.37 billion7.2 billion1 5 20 percent(20%),About one fifth of the people in the world live in China.,one,What social problems has it caused,Paragraph 2The problems caused by large population.,fifth,Because of the large population,there is _ for each family.,Read Paragraph 2 and fill i
6、n the blanks,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
7、traffic is much _.,more crowded,heavier,Because of the large population,natural environments are becoming _.,worse and worse,The one-child policy,Every couple can have only one child.,So far,the one-child policy worked well in controlling Chinas population.,We still have a long way to go.,Paragraph
8、3The measures to deal with the problems.,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 _ very fast.It has _ one of the biggest social problems today.China _ the largest population in the world.The
9、re are about 1.37 billion people in China.It has _ 20 percent of the worlds population.China has _ some policies to solve the population problem,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 o
10、r phrases.,find,grows/is growing,become,carried out,reached,grow reach have find work become face carry out,has,worked,faces,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.
11、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.,One possible version:,Ch
12、ina 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 can we get more
13、 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
14、.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 grea
15、t progress in math.A.Thanks for B.Thanks to C.Thank to D.Thank for,C,D,B,B,Exercises,summary,We learn:,1.Read the fractions in English.2.Talk about population problems.,We can:,1.Some words:social,supply,natural,worse,government,paragraph,opportunity,newborn,percent,offer2.Some phrases:half of,one f
16、ifth,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.,Homework,2.Write the composition in 3b.,1.Read 1a aloud.,3.Finish Section C in your workbook.,4.Preview Section D.,Thank you.,one sixthone ninthone twentieth,five sixthstwo ninthsseven twentieths,ATTENTION,one/a half a quarterthree quarters three and a half,past,now,so far,So far,I have read five English novels.,
