最新外研版八年级英语上Module-9-Population(unit-1-3)公开课优质教学课件.ppt

1、Unit 1Population八年级英语上（八年级英语上（WYWY）教学课件教学课件Module 9Unit 1Unit 1The population of China is 1.37 billion.91.To know how to use large numbers.2.To talk about population.ObjectivesObjectivesObjectivesWords noise n.噪音；杂音噪音；杂音prepare v.准备；预备准备；预备notes n.笔记；随笔笔记；随笔report n.报告；汇报报告；汇报grow v.增长；增大增长；增大huge a

2、dj.巨大的；庞大的巨大的；庞大的cause v.造成；引起造成；引起problem n.麻烦；问题麻烦；问题Wordsincrease n.增大；增长增大；增长 v.增大；增长增大；增长birth n.出生出生billion num.十亿十亿fifth num.第五；五分之一第五；五分之一 prepare some notes 准备笔记准备笔记 a large population 大量的人口大量的人口 population increase人口增长人口增长Words五分之一五分之一 one fifth稍等稍等 hang on写下写下 write down在将来在将来 in the futu

3、re70亿亿 7 billionLead inLead inOver 250 babies are born every minute in the world.There are about 7 billion people in the world.Lead inLead inThe large population causes a lot of problems.The population of china is 1.37 billion.1PresentationPresentation1.What is Tony doing now?2.Whats the name of the

4、 report?He is preparing some notes for a report.Its called “Our growing population”.3.Does Chinas population grow as fast as now in the future?Why?No,it doesnt.Because families are getting smaller.PresentationPresentation4.“were in the right place to talk about that”.The word“that”refers to _.A.Beij

5、ing B.the report C.population 5.What are the problems caused by the large population?A.Too much trafficB.So much noiseC.Both above.3PresentationPresentationI cant believe it!Hang on a minute!Great!Language points1.大数的表达法与读法大数的表达法与读法PresentationPresentationbillionmillion thousandcomma 逗号逗号十亿十亿百万百万千千1

6、 ,000 ,000 ,000Language pointsPresentationPresentation1,234,567,891one billion,two hundred and thirty-four million,five hundred and sixty-seven thousand,eight hundred and ninety oneLanguage pointsPresentationPresentation2.分分数的表达法数的表达法分子基数词分子基数词 分母序数词分母序数词分子大于一分子大于一 分母加分母加S1/2one second2/5two fifths3

7、/10three tenths1/100 one percent2/100 two percentLanguage pointsPresentationPresentation3.小小数的读法数的读法13.24pointthirteen point two four prepare=get ready 准备准备 搭配：搭配：1.prepare for 为为做准备做准备Please prepare for the dinner.=Please get the dinner ready.请准备好晚餐。请准备好晚餐。2.prepare sth.for 为为准备某物准备某物Please prepare

8、 the table for the dinner.=Please get the dinner ready for the dinner.ConsolidationConsolidationtoo much+too many+much too+They bought _eggs yesterday.She spent _money on clothes.You are walking _ fast.Slow down.太多的太多的.too muchtoo manymuch too不可数名词不可数名词可数名词可数名词形容词形容词/副词副词太太.ConsolidationConsolidatio

9、nincrease increase n.增增长长，增大，增大 increase v.增大增大;增加增加;增强增强increase to 增加到增加到 increase by 增加了增加了 Travel increases ones knowledge of the world.旅游增进人对世界的了解。旅游增进人对世界的了解。ConsolidationConsolidationnoise,voice 与与 sound noise 各种噪音或吵闹声各种噪音或吵闹声 voice 指人的说话声、歌声或欢笑声指人的说话声、歌声或欢笑声 sound 指任何用耳朵能听见的声音。如：指任何用耳朵能听见的声音

10、。如：1.I cant hear you clearly,please raise your _ a little.2.The thief（小偷）（小偷）broke into the room without any _.3.The machine is working now,it is making a loud _ noise voice soundConsolidationConsolidationPracticePractice单项选择单项选择1.People shouldnt have _ babies.A.too much B.much too C.too many D.numb

11、er of2.He eats _ food,so he is _fat.A.too many;too much B.too many;much too C.too much;too much D.too much;much too PracticePractice单项选择单项选择3._ of the room _ empty.A.Two-third,are B.Two-thirds,are C.Two-third,is D.Two-thirds,is4.There are _ books in the National Library.A.twenty millions B.twenty mi

12、llion of C.twenty million D.twenty millions ofSummarySummary prepare some notes in the right place talk about a big/large/huge city a lot of problems a large population such as too much/heavy traffic population increase a big problem I cant believe it.one fifth Hang on a minute.write down in the fut

13、ure 7 billion1.I am preparing some notes for a report called Our growing population.2.Beijing is a buge city with a large pupulation.3.Population increase is a big problem in many countries.4.The population of China is about 1.37 billon.5.Thats almost one fifth of the worlds population,that is,about

14、 7 billion.6.But in the future,Chinas population wont grow so fast,because families are getting smaller.HomeworkHomework1.全球大约有70亿人口。每年人口增加数量巨大。2.世界人口迅速增长给我们带来了许多问题，例如交通拥挤，噪音严重。3.中国是一个人口大国。全国大约有14亿人口，大约占全球人口的五分之一。4.但是中国人口增长速度将减慢，因为在未来，家庭将变得越来越小。Unit 2Population八年级英语上（八年级英语上（WYWY）教学课件教学课件Module 9Unit

15、 2Unit 2Arnwick was a city with 200,000 people.9Lead inLead in What do the increasing population need?They need more flats.Lead inLead in What do the increasing population need?They need more shops.Lead inLead in What do the increasing population need?They need more hospitals.Lead inLead in What do

16、the increasing population need?They need a better public bus service.Lead inLead inDo you know these words?flatquietlocalrubbishsolvepupilLead inLead inpollutionpublicservice1PresentationPresentationWork in pairs.Ask and answer the questions.Use the words in the box to help you.countryside field fla

17、t hospital job office rubbish village1.Why do people move to cities?2.What are the problems of big cities?Listen to the passage and answer the questions.1.Where did people live after they moved to cities?They lived in flats outside the centre.2.When did the small local school in Parkville close down

18、?Five years ago.PresentationPresentationRead the passage and answer the questions.1.How long will it take to go to school in Arnwick?An hour.Yes,it was.PresentationPresentation In one of those flats.2.Where does Jos family live now?3.Was it expensive to live in the centre of the city?PresentationPre

19、sentation1.,so the government built flats outside the centre.flats 表示表示“公寓，套房公寓，套房”house 表示表示“房子房子”2.Its clear that Arnwick needs more schools,buses and hospitals.Its clear that 表示表示“很清楚很清楚.”。eg.Its clear that we need to work hard before the coming final exam.很明显，我们要在即将到来的期末考试前努力学习。很明显，我们要在即将到来的期末考试

20、前努力学习。PresentationPresentation3.The small local school in Parkville closed down five years ago.local adj.当地的当地的 close down 表示表示“（永久性地）停工，关闭（永久性地）停工，关闭”。e.g.The company closed down last year.去年那家公司关闭。去年那家公司关闭。4.There is a lot of traffic and pollution.pollution n.污染污染 pollute v.污染污染e.g.Noise pollution

21、 is more serious in the city.噪音污染是城市中更为严重的问题。噪音污染是城市中更为严重的问题。PresentationPresentation 冠词有三种形式：不定冠词冠词有三种形式：不定冠词 a(n),定冠定冠 the和零冠词。和零冠词。一、不定冠词的用法。一、不定冠词的用法。1.首次提到某人某人首次提到某人某人,不定冠词起介绍作用。不定冠词起介绍作用。eg.Im preparing some notes for a report.我正在为一个报告准备笔记。我正在为一个报告准备笔记。PresentationPresentation2.表示表示“每一每一”的概念，相

22、当于的概念，相当于 every。eg.I go to the cinema once a month.我一个月去看一次电影。我一个月去看一次电影。3.某些固定短语中，要用不定冠词。某些固定短语中，要用不定冠词。eg.have a good time,in a hurry,have a breakPresentationPresentation二、定冠词的用法。二、定冠词的用法。1.指前面提到过的人或物，或特指某人或某物。指前面提到过的人或物，或特指某人或某物。eg.I have a dog.The dog is brown.2.指谈话双方都知道的人或物。指谈话双方都知道的人或物。eg.I ha

23、d to write the same report last term!3.用于序数词以及形容词的最高级之前。用于序数词以及形容词的最高级之前。eg.He went to the first floor.PresentationPresentation4.用于世界上独一无二的事物。用于世界上独一无二的事物。eg.The sun is shining brightly.5.在江河、海洋、山脉等地理名词前及由普通名在江河、海洋、山脉等地理名词前及由普通名词构成的专有名词前。词构成的专有名词前。eg.the Great Wall of ChinaPresentationPresentation6.

24、用于表示方位名词前。用于表示方位名词前。eg.Guangdong is in the south of China.7.用在弹奏乐器中。用在弹奏乐器中。eg.The boy is playing the piano.8.在某些形容词前加定冠词，表示一类在某些形容词前加定冠词，表示一类 人或物。人或物。eg.The old are dancing on the playground.PresentationPresentation9.在姓氏复数形式之前在姓氏复数形式之前,表示表示“一家人一家人”或或“夫妇两夫妇两人人”。eg.The Browns are really a large famil

25、y.10.用于某些固定短语中。用于某些固定短语中。eg.by the wayPresentationPresentation三、零冠词。三、零冠词。1.在球类活动、学科名称前，以及节日、月份、星在球类活动、学科名称前，以及节日、月份、星期前不用冠词。期前不用冠词。eg.1st June is Childrens Day.2.名词前已有指示代词、物主代词、不定冠词或数名词前已有指示代词、物主代词、不定冠词或数词等作定语的名词前不用冠词。词等作定语的名词前不用冠词。eg.I have several questions to ask.3.在某些固定词组和习惯用语中不用冠词。在某些固定词组和习惯用语

26、中不用冠词。eg.by bus at night in troublePracticePractice1.Please make _ for the old woman.Here you are.A.house B.flat C.room2.The paper factory _ last year and the villagers were very happy to have a better life.A.closed off B.closed away C.closed downCCPracticePractice3.Air _ is a serious problem in big

27、 cities.A.pollution B.pollute C.rubbish4.The government needs to make _ to protect the forest.A.laws B.stories C.waysAAPracticePractice中考链接中考链接1.Be careful!There is _ dog lying on the ground.Thanks a lot.A.a B.an C.the D./2.There is no living thing on _ moon.A.the B.a C.不填不填AAPracticePractice3.Bill

28、likes playing _ basketball,but he doesnt like playing _ piano.A.the,the B./,the C.the,/BSummarySummary 冠词的用法。冠词的用法。重点短语。重点短语。build flats in fact close down public service HomeworkHomework Write a passage to tell about the problems of your city.Unit 3Population八年级英语上（八年级英语上（WYWY）教学课件教学课件Module 9Langu

29、age in useArticles冠词冠词1.冠词是冠词是虚词虚词，本身不能单独使，本身不能单独使 用，也没有词义，它用在名词用，也没有词义，它用在名词 的前面，帮助指明名词的含义。的前面，帮助指明名词的含义。2.冠词分为冠词分为不定冠词不定冠词a(an)和和定冠定冠词词the两种。两种。分析分析：a和和an均用于单数可数名词之前，均用于单数可数名词之前，表示一类人或事物中的表示一类人或事物中的“任何任何”一个，一个，相当于汉语中的相当于汉语中的“一一”，但不用于强，但不用于强调数目的概念。调数目的概念。1 Jacks father is _ doctor.A.a B.an C.some D

30、./不定冠词的用法不定冠词的用法2 There is _“f”and _“u”in the word“four”.A.an,a B.a,a C.an,an D.a,an分析分析：在名词前使用在名词前使用a或或an要取决于该名要取决于该名词的读音。如果词的读音。如果首字母的读音是元音因素，首字母的读音是元音因素，应用应用an；如果首字母的读音是辅音音素，；如果首字母的读音是辅音音素，应用应用a。不定冠词的用法不定冠词的用法1.a,e,i,o,u五个元音字母五个元音字母处于词首处于词首 时，未必都是元音音素，时，未必都是元音音素，u发音发音 ju:或或ju前面用冠词前面用冠词a，u读读?时时 前面

31、用冠词前面用冠词an。不定冠词的用法不定冠词的用法2.26个字母中以开头为元音音素发音的个字母中以开头为元音音素发音的 字母有：字母有：f ef,h eit,l el,n en,r a:,s es,x eks。There is an“R”in the word.This is a European country.European词首字母不发音，词首字母不发音，j是辅音音素。是辅音音素。This is a one-eyed dog.one w是辅音音素。是辅音音素。不定冠词的用法不定冠词的用法 3.Why not take _ friend with you?Thats _ good idea

32、.A.a,a B.the,the C.a,the D.the,a分析：分析：使用不定冠词指使用不定冠词指某人或某物，某人或某物，但但不具体说明不具体说明是是 何人或何物。何人或何物。不定冠词的用法不定冠词的用法 4.Take the medicine three times _ day.A.a B.the C.an D./分析分析:使用不定冠词使用不定冠词表示单位，表示单位，fifty miles an hour意为意为“每小时每小时50公里公里”，twice a week意为意为“每周两次每周两次”。不定冠词的用法不定冠词的用法 5.English is _language.It is _

33、important tool.A.a,a B.a,an C.the,an D.a,/分析分析:a language意为意为“一种语言一种语言”。language 是可数名词。是可数名词。不定冠词的用法不定冠词的用法 6._ steel worker makes steel.A./B.A C.This D.That分析分析:a(an)放于单数的可数名词前表放于单数的可数名词前表示示“一类一类”。该句中该句中 a steel worker是指钢是指钢铁工人们。表示一类有三种方式：铁工人们。表示一类有三种方式：A bike is slower than a car.The bike is slowe

34、r than the car.Bikes are slower than cars.不定冠词的用法不定冠词的用法 7.Tom has _ high fever and his mother is looking after him.A.a B.the C.an D./分析分析:表示生什么病前应用表示生什么病前应用a,have a headache,have a cold。不定冠词的用法不定冠词的用法 8.Mary takes _ walk after supper every day.A.the B.a C./D.one分析分析:give,take,have与一些动词名与一些动词名词化的词连用

35、，表示一次动作，名词化的词连用，表示一次动作，名词前要加词前要加a。have a talk(bath,look);make a living(promise);take a swim(walk,rest)give a talk(whistle,smile)不定冠词的用法不定冠词的用法 9.The old woman had_ fire in her room.A.the B./C.a D.this分析分析:抽象名词和物质名词的具体化时，该名抽象名词和物质名词的具体化时，该名词前要加词前要加a。It is a great joy to study at this college.This kin

36、d of wood can make into a good paper.He made a living by selling newspaper.不定冠词的用法不定冠词的用法 .There is _bridge over the river._ bridge is made of stone.A.a,A B.a,The C.the,The D.the,A分析分析:文章中第一次出现的可数名词文章中第一次出现的可数名词前用前用a(an)。下次再出现此名词则用下次再出现此名词则用the。I have a little bird.The bird is yellow.定冠词的用法定冠词的用法 2.

37、_ old workers under that tree are from Shanghai.A.The B.An C.This D.That分析分析:名词后有表示范围、地点的介词短语限定名词后有表示范围、地点的介词短语限定时，名词前应加时，名词前应加the来表示特指。来表示特指。The boys here are interested in sports.定冠词的用法定冠词的用法 3._ first one sat down and the second stood up.A.The B.A C.One D.An分析分析:序数词前表示顺序时前加序数词前表示顺序时前加the。Mary is

38、the third to come in.定冠词的用法定冠词的用法 .Winter is _ coldest season of the year.A.a B.the C./D.so分析分析:形容词最高级前及形容词最高级前及Only修饰的名词前均要修饰的名词前均要加加 the。Mary is the only girl who is often late for class.定冠词的用法定冠词的用法 ._ moon moves around _ earth,and they both are smaller than _ sun.A.The,the,the B.A,an,a C.The,an,

39、the D.The,the,a分析分析:定冠词用于表示世界上独一无定冠词用于表示世界上独一无 二的物体名词前。二的物体名词前。定冠词的用法定冠词的用法 6.We live in _ south of China.A.the B./C.a D.some分析分析:表示东、南、西、北方的名词前表示东、南、西、北方的名词前要加要加the。The sun rises in the east.定冠词的用法定冠词的用法 7._ browns are watching TV at home at the moment.A./B.The C.Mr.D.A分析分析:the放于姓氏的复数形式前时，放于姓氏的复数形式

40、前时，表示一家人或一姓的夫妇二人。表示一家人或一姓的夫妇二人。定冠词的用法定冠词的用法 8.He will go to see you off at _ Railway Station.A.a B.an C.the D./分析分析:the普通名词构成专有名词。普通名词构成专有名词。the United Statesthe United Nationsthe Peoples Republic of China定冠词的用法定冠词的用法 9.I was playing _ piano at eight yesterday morning.A.a B./C.the D.this分析分析:play乐器表

41、示弹奏时，该乐器名乐器表示弹奏时，该乐器名词前加词前加 the。Alice likes to play the violin while Kate likes to play the flute.表示数量时可用表示数量时可用a。This is a new piano against the wall.定冠词的用法定冠词的用法 10.Our teacher gets up early in _ morning.A.the B./C.a D.an分析分析:牢记一些含牢记一些含the的习惯用语，在的习惯用语，在句中句中用作时间状语用作时间状语。in the afternoon(evening)in

42、the daytimeat the beginningin the end定冠词的用法定冠词的用法 11.There is a large ship in _middle of the river.A.a B./C.the D.any分析分析:牢记一些含牢记一些含the的习惯用语，在句的习惯用语，在句中中用作地点状语。用作地点状语。on the right(left)/in the front ofin the middle of the meeting/the forest/at the foot of the hill定冠词的用法定冠词的用法 12.Last night we went t

43、o _ cinema.A.the B.a C./D.those分析分析:牢记一些固定搭配：牢记一些固定搭配：go to the concert(theatre)定冠词的用法定冠词的用法 13._ young should care for and help _ old.A.The,a B.The,the C.A,the D.An,an分析分析:the形容词（形容词名词化）形容词（形容词名词化）表示一类表示一类人或事物。人或事物。the poor/the rich/the sick/the beautiful定冠词的用法定冠词的用法 14.The small town lies on _ Yan

44、gtzi River.A.a B.an C./D.the分析分析:定冠词定冠词the用在江河、海洋、山脉、用在江河、海洋、山脉、湖泊、群岛名称的前面。湖泊、群岛名称的前面。the Dead Sea/the Black Seathe North China Plain华北平原华北平原定冠词的用法定冠词的用法1.Paper is made of _ bamboo.A.a B.the C./D.that分析分析:物质名词和抽象名词前一般物质名词和抽象名词前一般不加冠词。不加冠词。Wood can be made into chairs and tables.Iron is a kind of met

45、al.零冠词的用法零冠词的用法 2._ January is the first month of the year.A.The B.A C./D.That分析分析：表示节日、月份的名词前一般不加表示节日、月份的名词前一般不加the。Spring is coming.He was born in December.如果表示有某年限定的季节和月份时，季节和如果表示有某年限定的季节和月份时，季节和月份前要加月份前要加the。He was born in the Summer of 1964.零冠词的用法零冠词的用法 3.We have no classes _ Sundays.A.the B.th

46、ese C.D.those分析：分析：表示一周中七日的名称前一表示一周中七日的名称前一般不加冠词。般不加冠词。零冠词的用法零冠词的用法 4.I studies _English in_ England.A./,/B.an,the C.an,an D./,the分析分析：学科前和国名、洲名前一般不加冠词。学科前和国名、洲名前一般不加冠词。learn Chinese(maths,physics,chemistry)China is in Asia.in Germany(Japan)in Africa(Europe)零冠词的用法零冠词的用法 5.They often take a walk in _

47、 Hyde Park.A.the B.a C./D.this分析：分析：在一些在一些专有名词专有名词（地名、节假日）（地名、节假日）之前不加冠词。之前不加冠词。Christmas Day New years EveNational Day Childrens DayTeachers Day Wall Street零冠词的用法零冠词的用法 6.The thief was thrown into _ prison.A.the B.a C.this D./分析分析：表示表示某一概念，某一概念，而不是某具体工而不是某具体工作的部门时，名词前不加冠词。作的部门时，名词前不加冠词。零冠词的用法零冠词的用法

48、背会下列词组：背会下列词组：go to work(college,school,hospital,church)be in hospital(school,bed,prison)go to school/go to the school go to bed/be on the bed go to class(be in class)/be in the class 零冠词的用法零冠词的用法 7.He doesnt have _ breakfast at home.A.a B.the C.this D./零冠词的用法零冠词的用法分析：分析：表示三餐的名词前不加冠词，如表示三餐的名词前不加冠词，如

49、果前面有形容词修饰该，表示果前面有形容词修饰该，表示“一顿一顿 的饭的饭”，可加，可加a。have a big supper(nice lunch).8.We go to work by _ bus.A./B.a C.the D.one分析分析:表示交通工具的手段时，表示交通工具的手段时，用用by名词名词表示，表示，该名词前不用冠词。该名词前不用冠词。by bike(taxi,car,train,plane,spaceship)或或by sea(water,air,land)如果用介词如果用介词in或或on，名词前要加冠词或物主，名词前要加冠词或物主代词。代词。零冠词的用法零冠词的用法 9._

50、 running is good.A.The B.A C./D.An分析分析:动名词前一般不用冠词。动名词前一般不用冠词。Walking on the moon is difficult.Seeing is believing.零冠词的用法零冠词的用法 10.These boys play _ football after class.A.a B.the C.that D./分析分析:球类、棋类、游戏名称前球类、棋类、游戏名称前不不加冠词。加冠词。零冠词的用法零冠词的用法 11.The students of _ Grade One are having a meeting.A.these B