B1U5听说英语.pptx

Unit 5 Our Earth,实用综合教程（第二版）第1册电子教案,Unit 5 Our Earth,实用综合教程（第二版）第1册电子教案,home,1/242,Objectives,In this unit,you will,learn some basic facts about our earth;,enlarge your vocabulary for describing the earth and the environment;,know something about Earth Day;,study a list of different prepositions;,read and write slogans.,Objectives,2/242,main,Listening and Speaking,Text A,Grammar Tips,Text B,Comprehensive Exercises,Practical Reading and Writing,Warm-up,3/242,Earth Day,Warm-up-Background Information,Discussion,Background Information,Warm-up,Plans for the first Earth Day were announced in San Francisco at the UNESCO Conference on the Environment held in November 1969.Former US Senator Gaylord Nelson suggested that March 21,the first day of spring,be established as Earth Day for a nationwide teach-in on the environment.On April 22,1970,an estimated 20 million people,2,000 colleges and universities,10,000 grammar and high schools and 1,000 communities took part in the first nationwide demonstrations on environmental problems in the USA,4/242,Warm-up-Background Information,Background Information,Discussion,Warm-up,which marked the beginning of the worlds celebration of Earth Day.On the twentieth anniversary of that event,April 22,1990,more than 200 million people in 141 countries participated in Earth Day celebrations.The activities were approved by the United Nations and since then April 22 of each year is celebrated as International Earth Day.,5/242,Question 1:,Can you name the earths seven continents and five oceans and point them out on a map?,The seven continents are Asia,Africa,Europe,South America,North America,Antarctica,Oceania.The five oceans are the Pacific Ocean,the Atlantic Ocean,the Indian Ocean,the Arctic Ocean,and the Antarctic Ocean.,Hints,Warm-up-DiscussionDiscussion,Background Information,Warm-up,6/242,Question 2:,Can you name the nine planets in the solar system and position them?,They are Mercury(水星),Venus(金星),Earth(地球),Mars(火星),Jupiter(木星),Saturn(土星),Uranus(天王星),Neptune(海王星),Pluto(冥王星)in the order of their closeness to the sun.,Hints,Warm-up-Discussion,Discussion,Background Information,Warm-up,7/242,A.Choose the best response to each sentence you hear.,1.,Listening,Listening and Speaking,Speaking,Listening,I.Listening,A.Yes,all right.,B.Class is over now.,C.How time flies!,D.Yes,lets hurry.,8/242,Listening,Listening and Speaking,Speaking,Listening,2.,A.What a pleasure.,B.Im very pleased.,C.Its my pleasure.,D.Pleased to meet you.,3.,A.Yes,you may.,B.No,please dont.,D.Youd better not.,C.Peter Jones.,9/242,Listening,Listening and Speaking,Speaking,Listening,4.,A.Three years ago.,C.Maybe in three years.,D.No,only three years.,B.For three years.,5.,A.Ive got no idea.,B.Ive been there.,C.Its very far from here.,D.Its very small,but nice.,10/242,To pollute means to make things unfit or unclean for use.Man has been polluting the earth from the time he first made fire,washed his clothes in the river and threw his waste on the(1).When land was used up or water became dirty,men moved on to another place.At first the problem was not so serious because there was(2)clean air,land and water,and there were fewer people.All the dirty things could be absorbed by,Listening,Listening and Speaking,Speaking,Listening,ground,_,B,.Fill in the blanks of the following passage according to what you have just heard.,plenty of,_,11/242,nature.But this is no longer(3).The growth of population and the development of industry have changed that.Nowadays,pollution is beginning to threaten our(4)and life.,Listening,Listening and Speaking,Speaking,Listening,health,_,true,_,12/242,Discuss with your partner the following questions based on the information from the above passage you have just heard.,Speaking,Listening and Speaking,II.Speaking,Speaking,Listening,1.What does pollution mean according to the passage?Why has it become serious today?,Hints,Pollution means to make things unfit or unclean for use.It usually includes water pollution,air pollution,soil pollution,sound pollution,light pollution,etc.,13/242,Speaking,Listening and Speaking,Speaking,Listening,2.Do you think Chinas environment has become better or worse?Give examples to support your view.,Things to do to prevent pollution:,(1)garbage recycling,(2)waste water treatment,(3)soil conservation,(4)driving less,(5)atmospheric monitoring,3.Is there anything you think you can do to protect our environment?,Hints,14/242,飞行员，领航员,Comprehension,Words and Expressions,Vocabulary Building,Text A,Words and Expressions,Text Study,soil,n.,Text A,土壤，土地,海员，水手,建造者，施工人员,builder,n.,sailor,n.,pilot,n.,as far as,到为止，远到；尽可能地,视野；观点,view,n.,包含，包含,include,vt.,小块，片,patch,n.,15/242,Comprehension,Words and Expressions,Vocabulary Building,Text A,Words and Expressions,Text Study,Text A,轮廓，外形,farmland,n.,农田,快速前进,速度,宇航员,astronaut,n.,speed,vi.,n.,outline,n.,形容，描述,describe,vt.,巨大，极大,huge,adj.,表面被覆盖着,be covered with,包围，围绕,surround,vt.,16/242,Comprehension,Words and Expressions,Vocabulary Building,Text A,Words and Expressions,Text Study,Text A,表面，外表,mankind,n.,人类,首先，第一,活，有生命,living,adj.,firstly,adv.,surface,n.,warmth,n.,温暖,层,layer,n.,地壳；外壳,crust,n.,形成，组成,形状，形态；表格,form,v.,n.,17/242,Comprehension,Words and Expressions,Vocabulary Building,Text A,Words and Expressions,Text Study,Text A,旋转；吐丝,liquid,adj.,n.,液体,液体,金属,metal,n.,spin,v.,at the center of,在中央或中心,陀螺,top,n.,运动，动作,movement,n.,长度，时间长短,length,n.,18/242,Comprehension,Words and Expressions,Vocabulary Building,Text A,Words and Expressions,Text Study,Text A,motion,n.,运动，动作,看得见，显著,visible,adj.,disappear,vi.,消失,唤起某人对关注,call ones attention to,importance,n.,主要性,保护,protect,vt.,19/242,1,The earth means many things to the people who,live on it.To a farmer,the earth is rich,soil,.To a road,builder,the earth means mountains of hard rock.For,a,sailor,the earth is water,as far as,the eye can see.A,pilot,s,view,of the earth may,include,part of an ocean,a mountain,and,patches,of,farmland,.An,astronaut,speeding,through space sees the earths round shape,and the,outline,of land and oceans.Each of these,different views helps,describe,the earth but none really,tells what the earth is.,Text A-1,The Earth,Comprehension,Words and Expressions,Vocabulary Building,Text Study,Text A,20/242,Text A-2,Text A,Comprehension,Words and Expressions,Vocabulary Building,Text Study,2,The earth,is,a,huge,ball,covered with,water,rock and soil,and,surrounded,by air.,It is one of the nine planets that travel around the sun.The earth is the home of,mankind,and many other,living,things.Animals and plants live almost everywhere on the earths,surface,.They can live on the earth,firstly,because it is just the right distance from the sun.Living things need the suns,warmth,and light for life.They also must have water to live.The earth has plenty of water that covers most of its surface.,21/242,Text A-3,Text A,Comprehension,Words and Expressions,Vocabulary Building,Text Study,3,A thin,layer,of rock called the,crust,forms,the,earths surface.Under the crust is hot,liquid,rock.A,ball of hard,metal,lies,at the center of,the earth.,22/242,Text A-4,Text A,Comprehension,Words and Expressions,Vocabulary Building,Text Study,4,The earth is always moving.It,spins,like a,top,and travels around the sun at the same time.We use these,two,movements,of the earth to measure the,lengths,of a day and a year.,One day is the time it takes the,earth to spin around once.One year is the time it takes,the earth to travel once around the sun.,The earths,spinning,motion,makes the sun appear to move from,east to west,and causes days and nights on the earth.As the earth moves around the sun,the night sky changes slowly.Some groups of stars are,visible,in the night sky,and other groups,disappear,into the day sky.,23/242,Text A-5,Text A,Comprehension,Words and Expressions,Vocabulary Building,Text Study,5,To,call peoples attention to,the,importance,of,protecting,our mother earth,Earth Day was created in,1970.Since then,on every April 22,people all over the,world show their love for their common home the,earth.,24/242,Text A-,Comprehension1,A.Choose the best answer according to the text.,Comprehension,Vocabulary Building,Text Study,Text A,Words and Expressions,1.To different people,the earth means _.,A.rich soil,B.mountains of hard rock,C.water as far as the eye can see,D.different things,25/242,Text A-,Comprehension2,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,2.Animals and plants can live on the earth because _.,A.it is the right distance from the sun,B.it has plenty of water,C.the sun gives them warmth and light,D.all of the above,26/242,Text A-,Comprehension2,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,3._ lies at the center of the earth.,A.Metal,B.Hard rock,C.A ball of hard metal,D.Hot liquid rock,27/242,Text A-,Comprehension2,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,4.Which statement is true about the earths movement?,A.The earth spins and travels around the sun at,the same time.,B.One day is the time it takes the earth to travel,around the sun once.,C.One year is the time it takes the earth to spin,around once.,D.It is impossible to measure the earths,movement.,28/242,Text A-,Comprehension2,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,5.Earth Day is celebrated _.,A.on the first day of summer,B.only in the West,C.since 1968,D.since 1970,29/242,Text A-,Comprehension3,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,B.Complete the following sentences orally with your partner.,1.How does a spaceman see the earth?,He sees,.,2.What is the shape of the earth and what is it covered with?,The shape of the earth is and it is covered with .,the earths round shape and the outline of,land and oceans,_,_,water,rock and soil,_,round,_,30/242,Text A-,Comprehension3,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,3.Where do animals and plants live?,They live,.,4.How long are a day and a year?,One day,and one year is,.,5.When was Earth Day named?,It was named in .,almost everywhere on the surface of the,is the time it takes the earth to spin around,1970,_,earth,_,_,once,_the time it takes the earth to,travel once around the sun,_,_,31/242,Text A-,Comprehension4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,C.Make a dialogue with your partner according to the situation described below.,S:,Hi,everybody.Im Susan Young.Tomorrow is Earth Day.We wonder how many people know about the day and how much they know about the planet we live on.Now I will interview some people in the street.(to Jerry)Hi,there.Im Susan Young from Man and Nature.Can you give me a moment?,J:,All right.,S:,I have some questions to ask you.,J:,Go ahead.,32/242,Text A-,Comprehension4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,S:,First,can you tell us who you are?,J:,I am a student from .,S:,Good.Have you ever heard of?,J:,Yes,of course.,S:,Then do you know when the day is celebrated every year?,J:,Oh,on the day spring begins.Am I correct?,S:,Quite right.It is on .So tomorrow is Earth Day.,J:,Oh,I almost forgot!,S:,The next question may be a little difficult.Do you know when it was first named?And who proposed the idea?,XXXXXX,_,Earth Day,_,April 22,_,33/242,Text A-,Comprehension4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,J:,Perhaps in?Im not sure.Ive read it somewhere.But I cant remember it clearly now.Sorry,I cant answer the other question.,S:,You are right about the year when it was named.As for the other question,OK,let me tell you:Gaylord Nelson,an American,proposed the naming of such a day and his suggestion was later accepted by the United Nations.My next question is:why can animals and plants live on the earth?,1970,_,34/242,Text A-,Comprehension4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,J:,They can live on it first because,.Living things need the suns warmth and light for life.They also must have enough,water to live.,.,S:,The last question:what lies at the center of the earth?,J:,.,S:,Very good.I think you know a lot about our mother earth.Thank you for your time.,J:,You are welcome.Im glad to have taken part in your program.,S:,Thank you again!Goodbye!,J:,Bye!,A ball of hard metal lies at the center of the earth,_,And I like your program very much,_,distance from the sun,it is just the right,_,_,The earth has plenty of water that,covers most of its surface,_,_,35/242,Text A-,Vocabulary BuildingA1,Active Words,Comprehension,Vocabulary Building,Text Study,Text A,Words and Expressions,tell,v,.,(1)告诉，讲述,I told him my name.,(2)吩咐，命令,You must do what youre told.,(3)区分，认出,I really cant tell the difference.,36/242,Text A-,Vocabulary BuildingA1,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,tell,tell from,区分，分辨,How can we tell the good from the bad?,to tell the truth,说实话,To tell the truth,Im not very interested in the show.,37/242,Text A-,Vocabulary BuildingA2,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,move,n,.,动，动作，移动,She held the gun to his head and said,“One move and youre dead!”,v,.,(1)动，走动，移动,Dont move,or Ill shoot.,Who has moved my bed?,38/242,Text A-,Vocabulary BuildingA1,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,move,move away,离开,Fight when we can win;move away when we cant.,(2)迁居，迁移,Were going to move next week.,(3),使(人)感动,The film moved me to tears.,39/242,Text A-,Vocabulary BuildingA1,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,move,move on,继续移动，朝前走；开始新变动,I think weve talked enough about that;lets move on.,Id done the same job for years and felt it was time to move on.,40/242,Text A-Vocabulary BuildingA3,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,lie,n.,谎言,Why do you tell a lie?,vi.,(1)躺，平放,He was lying in the shade of the tree.,(2)位于,The factory lies to the west of the town.,(3)说谎,Im sorry I had to lie to you at the moment.,41/242,Text A-,Vocabulary BuildingA4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,lie,lie down,躺下,Lets lie down for a rest.,42/242,Text A-,Vocabulary BuildingA3,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,use,n.,(1)用处，用途,What use does this tool have?,vt.,(1)用，使用应用,How do you use a cellphone?,(2)花费，消费,All the paper has been used up.,43/242,Text A-,Vocabulary BuildingA4,Text A,Comprehension,Vocabulary Building,Text Study,Words and Expressions,use,make use of,使用，利用,He made good use of his spare time to learn English.,use up,用完,By that time he had used up all his savings.,44/242,Text A-,Vocabulary BuildingC1,Text A,1.The Jinggang Mountain on the border of Jiangxi and Hunan.,2.Jerry is good at jokes.,3.They have to another street.,4.There is no (in)discussing the problem.,5.Can you the twins apart?,lies,_,Comprehension,Vocabulary Building,Text Study,Word