高二英语上Unit9教案1

1、人教修订版英语高二上 unit 9 saving the earth warming up & listening 教案1 brief statements based 0n the unitin this unit ，ss will do some listening speaking ，reading and writing practice also, they willlearn to use the inversion in the first period ， ss wi1l improve their speaking ability by talking about natur

2、e ecology and the environment and they will listen to some listening material aboutour environment after the study of this period， they will improve their speaking and listeningabilities and also know something about the problems facing the earthin the second period ，sswill read a passage aboutthe e

3、arth summit from the passage ss will knowmore abouttheimportance of protectingour earth in thethird period ss willstudy thegrammar item ：inversion after doing some exercises provided in this period and with the help of the teacher，ss will know how to use the inversion teacher may provide more exerci

4、ses for ss to consolidate if necessaryin the last period ，ss will listen to two speeches from the earth summit and finish the practice provided in the first part ss will know more about the earth summit and improve their listening ability in the writing part, ss will improve their writing ability by

5、 writing an evaluation paragraph with the help of some given expressions after the study of this unit ss will know how to support an opinion ， and they will know more about environment protection they willknow that if all of us make small changes we could make a big difference they will do more topr

6、otect our earth ii teaching goals1 talk about nature ecology and the 、 environment 2practise supporting an opinion 3learn to use inversion 4write an evaluation paragraph iii teaching time ： five periodsperiod 1 warming up & listeningteaching aims：1.train the students listening ability2.improve the s

7、tudent sspeaking ability by talking about nature ecology and the environment3.learn and master some useful expressions for supporting an opinion4.help the students to know something about the pollutionteaching important points ：1improve the studentsspeaking ability 2improve the studentslistening abi

8、lity 3help the students to learn to support an opinionteaching difficult points ：1how to improve the studentsspeaking and listening abilities teaching methods1listening-and-answering activity to help the students go through the listening material2discussion to make the students practice supporting a

9、n opinion第 1页共 5页3individual ， pair or group work to make every student work in classteaching aids：1a tape recorder2the blackboardteaching procedures：step 1. lead- int: hello, everybody! as we all know, the earth is the only hoe of all creatures. do you think it is beautiful? yes. i agree with you.

10、can you name some places of interest in the world? quite right. we have a lot of places of interest: the great wall, the west lake, zhangjiajie, jiuzhaigou and so on. do you think it is necessary and important for man to protect the earth? yes, of course. have you ever thought that the earth is also

11、 very dirty, .very ugly? believe it or not, the earth is getting dirtier and dirtier. look at the pictures in page 65,pleasestep 2 warming upt: now tell me what you can see in the picturesbut now the earth is being seriously polluted; the treesare being cutdown; green hills arebecoming less and less

12、. the leaves are falling off the trees. also, different smokes and fogs arepolluting the air. besides, waste water from factories and plants are dirtying the water, too. lakesand rivers are no longer safe for fishes, what s worse, the oceans are being polluted too! as aresult people no longer enjoy

13、a happy life as before. the earth is in danger!rivers have been polluted, rubbish is everywhere, factorychimneys have given offtoo muchsmoke causing lots if avid rain all over the world, which has damaged not only crops, but alsoplants. besides, men himself also have done a great dead of harm to the

14、 environment.ok. according to the pictures, answer the following questions1. what is the biggest problem facing the earth? why do you think so?i think water pollution is the most serious problem facing the earth because weneed cleandrinking eater to survive and because animals and plants must have c

15、leanwater, too.” if water ispolluted. people will not be able to get clean water to drink; therefore, many people will get sick, it s terrible.2. what causes the problems?i think it is because people pay no attention to our environment. they pour water into rivers, lakes and seas without cleaning it

16、the air pollution is caused by the factories. people build factories to develop the industry, but they never pay attention to controlling the pollution. the harmful smoke should be made harmless before it goes into the air, but few factories would like to d so because this will cost much.3. what can

17、 we do to solve the problem?i think our government should pay more attention to environmental protection, they should checkthe factories as often as possible to mak e sure they don t pour waste water into rivers or lakes andmake sure they don t let harmful smoke go into the air.4 what do you expect

18、to learn in this unit?i expect to learn more about the problems facing the earth and what we can do to solve theproblems. or i expect to learn words that i can use to talk about nature, ecology and the environment5 how will you use what you have learnt in your own life?i willuse the words and expres

19、sions i velearnt to discuss the isssues in the unit with my第 2页共 5页classmates .or i will use what i have learnt about the environment to change my behaviour.step 3 pre-listening1. today we are going to listening to a speech about environmental protection.2. ask students to guess what the speech may

20、be about:what kind of information will be there in the speech?/if you were the speaker, what would you say in the speech?possible answers:my speech would include the following information:how serious the pollution is.various pollution (air water soil and so on)the cause and the effect of pollutionwh

21、at we could do to stop or slow down the pollutiona lot of numbers and examplesstep 4 while-listeningpart one1) why is the speaker giving this speech?a. to celebrate earth dayb. to talk about serious problemsc. to ask people to take action to protect itd. all of the above2) what does she think the mo

22、st serious problem is?a . water pollutionb . air pollutionc.soil pollutiond. the less of foodplease outline the speaker s argumentsthe speaker presented her idea from two points.what are they?point 1we should _of our water.point 2we must_our water.second listeningtrue or falsepart one? the speaker d

23、idn t know much about the earth in the past? 65percent of the earth is covered by rivers, lakes and oceans, so it is truly a water planet.? the earth hasn t become a thirsty planet, and there is still time to do something about it. part two? some fresh water is being wasted because we are using old

24、ways of watering our plants.? the best way to stop wasting water is to use technology and knowledge.? we are polluting water at a low speed.? if we want to stop polluting water, we must first of all change ourselves.third listeninglisten to part one and fill in the blankstoday we are celebrating ear

25、th day.earth day is a day for reflection and_.today , peoplein countries all over the world get together to _the earth and our future,and to takeaction to _ the current situation. earth day is a chance for us to learn _the world andchange our behavior.it helps me understand that we must act. it is _

26、 too late to change.what does she say we should do about it ?第 3页共 5页ifwewanttohaveenoughwaterinthefuture,wemustlearnto_.we must_.we must learn to _in our daily life.ifwewanttohaveenoughwaterinthefuture,wemustlearnto_.we must_.we must learn to _in our daily life.part twoargument 1 : we should _of ou

27、r water .we must _when we use our water .we must use the knowledge and modern technologythat some countries have already _.if we work together and_what we know, we will be building a better_for all ofus.argument2:we must _our water.problem:we are polluting water at an _pace.cars,factories,and air co

28、nditionssolutions:we must _we think and live.let s not _if we can walk or ride a bike.let s try not to use air conditioners _what is absolutelynecessary.let s not bye products that _.let makes new_and use new technology to _thatfactories are greenand clean.? pair work: infer what the speaker will sa

29、y next, list like the above one and share the speech with the partner and the class.? group work: discuss with group members about the measures that we may take to protect air, forest; animals; grassland.? ask ss to deliver their speech on environment protection.step 6 speaking1. talking about what

30、ss can see in the picture.第 4页共 5页(1)(2)q1: what is being piled in the picture 1?q2: what can coal be used for?q3: what is being given off from the workshop?q4: what is being polluted?every coin has two sides. it is true with coal, which is a valuable resource that can be used toproduce energy, but

31、it can also cause serious pollution.2. group work: a debate coal is/isn t a valuable sconsa businessmanan environmentalista scientista local citizena local leader : today we are here to decide whether we should burn the coal. please tell us whatever you think. : i think we should burn the coal. because we need to develop our area. we must make sure that our citizens have jobs and that our children can get good education. as a businessman, iunderstand the importance of economic development. it s cleare