外研初中三年级上册市公开课一等奖百校联赛特等奖课件.pptx

第1页外研初中三年级上册外研初中三年级上册Module 11 Population Unit 1Its the biggest city in China.第2页Talk about the pictures and try to describe them.第3页The population of China is large.About 20 percent of the population live in cities.The population of cities increase quickly these years.Here a picture of a supermarket.Its full of crowd.Thanks to too many people,there is too much noise and there is not enough space.Along with the crowd,the smoke,and the transport problems have made a difference to our environment.We can look up more facts about this.第4页New wordspopulationcrowdincreasesmokeincreasingalong with minutepercentappointment thanks to 人口人口人群人群增加增加烟，烟雾烟，烟雾 /吸烟吸烟增加增加与与一起一起分钟分钟百分之一百分之一约定约定因为因为第5页1.population n.人口人口(常作人口总称常作人口总称)1)population 是一个集体名词，作主语是一个集体名词，作主语时，若指一个地域或国家整体人口，谓时，若指一个地域或国家整体人口，谓语动词通惯用单数；若强调整体人口中语动词通惯用单数；若强调整体人口中组员，谓语动词通惯用复数。如：组员，谓语动词通惯用复数。如：The population of the city is 20,000.这个城市大约有两万人口。这个城市大约有两万人口。Three fifths of the population here are old people.这里五分之三人是老年人。这里五分之三人是老年人。第6页2)表示一个地域或一个国家有多少人口时，表示一个地域或一个国家有多少人口时，可用可用 The population of.is.或或.has a population of.。如：。如：The population of my country is 28,100,000.我们国家人口是二千八百一十万。我们国家人口是二千八百一十万。The city has a population of 50,000.那座城市有五万人口。那座城市有五万人口。形容形容“人口数量多或少人口数量多或少”可用可用large 或或 small 修饰。如：修饰。如：The population of Beijing is large.北京人口众多。北京人口众多。第7页3)在问询人口时，要注意在问询人口时，要注意 population 和和 people 区分。前者通惯用区分。前者通惯用what来提来提问，后者用问，后者用how many 来提问。如：来提问。如：Whats the population of Canada?加拿大人口是多少加拿大人口是多少？How many people are there in the hall?大厅里有多少人？大厅里有多少人？2.Increase vt.增大；增加；增强增大；增加；增强Travel increases ones knowledge of the world.旅游促进人对世界了解。旅游促进人对世界了解。第8页vi.1)增加增加Foreign investments there increased five times.那里外国投资增加了五倍。那里外国投资增加了五倍。2)繁殖繁殖These flowers will increase every year.这些花会年复一年越长越多。这些花会年复一年越长越多。n.增加；增大增加；增大 U C(+in/on/of)His weight showed an increase of 3 pound in a month.他体重在一个月内增加了三磅。他体重在一个月内增加了三磅。第9页3.smoken.1)烟烟(物体燃烧所产生物体燃烧所产生)，不可数不可数The smoke of the burning house could be seen on the street.在街上能看到着火房子冒出烟。在街上能看到着火房子冒出烟。2)香烟，香烟，可数可数 She offered me a smoke.她敬了我一支烟。她敬了我一支烟。v.冒烟；抽烟冒烟；抽烟 A chimney could be seen smoking in the distance.看得见远处烟囱在冒烟。看得见远处烟囱在冒烟。My father has given up smoking.我父亲已戒了烟。我父亲已戒了烟。第10页Listening and vocabulary Look at the photo.Use the words in the box to describe it.crowd increase noise pollution population smoke space traffic transport 第11页1.There are crowds(of people)in the shopping mall and there is not enough space.2.There is too much noise.3.The population of many countries is increasing quickly.4.There are too many people so there is too much traffic,noise and pollution.第12页2.Whats the population of Beijing?a)About 11,000,000.b)About 13,000,000.c)About 15,000,000.c1.Why was Bettys shopping trip unsuccessful?a)Too many people.b)Too noisy.c)Too much pollution.aListen and choose the best answer.第13页a3.Whats the population of Chongqing?a)About 27,000,000.b)About 31,000,000.c)About 36,000,000.第14页Listen and read.第15页People in the worldBabies born every minuteBabies born every yearPopulation of ChinaPopulation of the world259 136,130,400 1,300,000,000 6,500,000,000 Now listen again and check.Complete the table.第16页Read and choose the best summary of the conversation.a)While Betty is seeing the head teacher,the others plan a new“Homework Help”for New Standard on population.They check some facts about the increasing population and talk about the other problems of pollution,traffic and noise.When Betty returns,she tells them that New Standard has won a prize which Becky Wang will present next week at第17页b)Lingling and Tony are worried about the increasing pollution in Beijing caused by too many people and too much traffic.With the increasing numbers of babies,the enviromental problems will get worse.Betty arrives and tells the others that she has won a prize for the best new school magazine,and the band Crazy Feet will present it next week.the school prize-giving.第18页Complete the sentences with the words in Activity 1.1.Ten percent of the _ lived in the country.2.The factory has produced a lot of _ so it should be closed.3.When we got to the party,there was quite a(n)_ of people there already.population pollutioncrowd第19页4.At that time of night,there was no _ in the street.5.That big table takes up too much _ in my small kitchen.6.If every family have more than one child,the pupulation will _ quickly.trafficincreasespace第20页Everyday EnglishWhats next?How about this?It was OK.No idea.I dont believe it!下一项是下一项是？这个怎么样这个怎么样?没问题。没问题。不知道。不知道。我不相信！我不相信！第21页Language points1.Whats this weeks homework?本周家庭作业是什么？本周家庭作业是什么？weeks 是名词全部格形式，修饰后面是名词全部格形式，修饰后面 homework。有些表示时间、距离、国。有些表示时间、距离、国家、城镇等无生命东西名词能够加家、城镇等无生命东西名词能够加s组成全部格。如：组成全部格。如：yesterdays newspaper 昨天报纸昨天报纸ten minutes walk 步行十分钟路步行十分钟路第22页2.There are too many people and there is not enough space,and there is too much traffic,noise and pollution.人口太多，空间不够；人口太多，空间不够；而且车辆，噪音而且车辆，噪音以及污染过多。以及污染过多。too many 和和 too much 都可表示太多都可表示太多too many 后面跟可数名词复数后面跟可数名词复数too much 后面跟不可数名词后面跟不可数名词I dont want too many people its quite a small flat.第23页3.Along with the crowds,the smoke and the transport problems.还有些人口，烟雾以及交通问题。还有些人口，烟雾以及交通问题。along with sb/sth=together with，意，意为为“连同，跟连同，跟什么一块儿什么一块儿”。如：。如：我不想邀请太多人，因为房间太小。我不想邀请太多人，因为房间太小。Mark isnt coming to the cinema because hes got too much work to do.马克不能来看电影了，因为他有很多工马克不能来看电影了，因为他有很多工作要做。作要做。第24页There was a bill along with the parcel.跟随包裹来还有一张账单。跟随包裹来还有一张账单。California along with Florida is probably the most popular places.加州和弗罗里达州可能是美国最受欢迎加州和弗罗里达州可能是美国最受欢迎地点。地点。4.Thats thanks to my“Homework Help”.这要归功于我作业助手。这要归功于我作业助手。thanks to=because of 因为因为/多亏多亏/因为因为第25页Its thanks to Sandy that I heard about the job.多亏了桑迪，我才听说了这个工作多亏了桑迪，我才听说了这个工作。The baby is awake thanks to your shouting.因为你喊叫，宝宝醒了。因为你喊叫，宝宝醒了。Thanks to John,we missed the train.因为约翰原因，我们没有赶上火车。因为约翰原因，我们没有赶上火车。第26页5.Lets look up some facts.让我们查一些事实让我们查一些事实look up 在这里意为在这里意为“查出；了解查出；了解”，后，后接代词时，要将代词放在接代词时，要将代词放在look和和up两词两词中间。如：中间。如：There are some new words in it.Please look them up in the dictionary.里面有一些生词，请查查词典。里面有一些生词，请查查词典。第27页Pronunciation and speaking Listen and repeat the numbers.1.150,0002.500,0003.2,100,0004.5,600,0005.82,550,0006.200,030,040第28页大数词读法和使用方法大数词读法和使用方法:基数词读法与写法基数词读法与写法:个位和十位之间加连字符个位和十位之间加连字符“”，个位或十位与前面数词之间个位或十位与前面数词之间and；每；每隔三位加一个单位数词，从后向前数，隔三位加一个单位数词，从后向前数，分别为分别为thousand(千千)，million(百万百万),billion(十亿十亿)，每个单位数词之间加，每个单位数词之间加一个分节号，但也可不加。一个分节号，但也可不加。第29页Number practice150,000:one hundred and fifty thousand500,000:five hundred thousand2,100,000:two million,one hundred thousand5,600,000:five million,six hundred thousand82,550,000:eighty-two million,five hundred and fifty thousand200,030,040:two hundred million,thirty thousand,andforty 第30页Check()the statements you agree with.1.There are too many people in the world.()2.The increasing population is the biggest problem in the world.()3.People shouldnt have too many babies.()第31页4.People should be free to decide how many babies they want.()5.Countries with large populations should pay to help the enviroment.()6.A city should not hold more than 1,000,000 people.()Now work in small group.Discuss your answers.第32页HomeworkFinish the exercises in the workbook Ex.5,6,7,9&10.第33页Goodbye!Goodbye!第34页