2019-2020年高二英语Unit9 Saving the earth The Second Period 人教版.doc

2019-2020年高二英语Unit9 Saving the earth The Second Period 人教版Teaching Aims：1Improve the students reading ability2Learn some useful words and expressions3Learn something about the Earth Summit to help the students know the importance of protecting our earthTeaching Important Points：1Improve the students reading ability2Master the useful words and expressions.Teaching Difficult Points：1How to help the students master the usage of the useful words and phrases in the passage.2How to improve the students reading abilityTeaching Methods1Fast reading and reading to get the general idea and the detailed information of the passage and to improve the students reading ability2Explanation to help Ss master the usage of the important words and phrases3.Individual or pair work to make every student work in class4Listening and repeating method to improve the students pronunciationTeaching Aids：1a tape recorder2a projector3the blackboardTeaching Procedures：Step I Greetings and LeadinGreet the whole class as usualT: In the first period of this unit，we talked about our environmentWe know that our environment is in great dangerIts being seriously pollutedWhat can we do to protect the environment?S：We can help more people to know the importance of protecting our earthS：We should not use the things that pollute the environment，such as plastic bags，airconditioners and so onS：Step PrereadingT：Very goodToday were going to read the passage “Wele to the earth summit”It is about the earth summit and some of the major problems facing the worldBefore reading the text，try to predict its contentWork in pairs and write down what you think each part of the text will be about(Allow the students a few minutes to finish the taskThen ask some studentsto say their answerspare the answers and choose the best of them)Step III ReadingT：Well doneNow, please read the passage quickly make the outline of the textpare it with the outline you made just now，Find out how they are different from each other，Which one do you think is better? Are you clear?Ss：Yes (Give Ss enough time to read the text，make the new outline and pare it with the one made in the Pre-readingFinally, ask some students to answer the questionsStudents may have various answers)Sample outline：Introduction：Introduce the Earth Summit to the readersTell readers when and where it is first held and what it is aboutBody：Give more detailed information about the problems discussed at the meetingConclusion：Tell readers what we can do to protect our earthT：GoodNow, please read the passage carefullyThis time you should pay attention to some detailed information in the passageAfter that，Ill ask you ,some questionsOK，you can begin(Ss read for a while) Have you finished?Ss：YesT：OKNow，Ill ask you some questionsIf you know the answer to each question，please stand upAre you clear?Ss：YesT：OKListen to my first questionWhat are the “big three”?S：I know the “big three” refers to contaminated drinking water，poor sanitation and air pollutionT：Do you agree with himher?Ss：YesT：OKWho knows of any others?S：I knowPeople hunt too many wild animals and birds and they cut too many treestooT：RightWhy are conferences like the Earth Summit important?S：Because they help people understand that there exist serious problems and that theres still time to take actionThey can tell us what we can do to help, tooT：Very goodNext questionWhat issues are discussed at the Earth Summit?S： Contaminated drinking water，poor sanitationair pollution，povertywars and violenceT：Which do you think is the most important? Why?S：I think the war is the most important, because wars not only cost too much money, destroy too many buildings，make people homeless，but also they make it difficult for the countries to develop furtherThus，life will be hard for peopleespecially for the poorIf people lire in peace，the development will continue and peoples life wil1 get better and better day by dayS：But l think the protection of the environment is more important than warsBecause if the environment is polluted，even if theres not any war in theworld，people cant live a happy or healthy life，eitherS： (Ss may have different opinions)T：OKWe know that the issues discussed at the Earth Summit are a11 very importantWe should 1earn something from this passage and try to do what we can to protect our earthDo you agree?Ss：YesStep ExplanationT：OKNow，please look at the screenI11 explain something to youListen carefully and take notes(Show the following on the screen。) 1representative n. people chosen to present another or others.adjserving to slow a class or group. egHe was the first representative to Japanese This painting is representative of his work 2accessn.(to)means of entering a place opportunity or right to use something or approach somebody egThe only access to the farmhouse is across the fields Students must have access to a good library3alone adv(following a nor pron)only，exclusively egThe shoes alone cost$1004stress vtput stress or emphasis on(sth) n. special emphasis or sigmficance egI stressed the importance of ing early My parents lay great stress on honesty5take action： do sthin response t0 what has happened egImmediate action must be taken to stop the fire spreading6in harmony with;agreeing, matchingegHis tastes are in harmony with mine7put an end to： stop sthfrom happening any more egWe must put an end to this foo1ish behaviour 8wipe out： clean the inside of sthby rubbing it with a cloth egHave you wiped out the bath after using it? (Bb：words：representative，access，alone, stress expressions：take action，in harmony with，put an end to，wipe out)Step V Listening and ReadingT：Now youve understood the passage wellLets listen to t1e tape twiceThe first time I p1ay the tapeyou should listen carefully. The second time the tape is played, please read after the tape. Pay more attention to your pronunciation and intonation.(Play the tape twice for Ss to listen and repeat. Then ask some students to read the text. One student, one paragraph. Help them with their pronunciation and praise the student who reads the best.Step VI Summary and HomeworkT: In this period, weve read a passage about the Earth Summit. We know we can do things to protect our earth. And we should help more people to know about the Earth Summit. Besides, weve learnt some useful words and expressions in the passage. After class ,try to make sentences with them so that you can use them freely. Dont forget to preview next period, the Language Study. OK. Thats all for today. See you tomorrow!Ss: See you tomorrow!Step VII The Design of the Writing on the Blackboard Unit 9 Saving the earthThe Second PeriodUseful words : representative n. /adj. access n. alone adv. stress yr./n.Useful expressions: take action in harmony with put an end to wipe outStep VIII Record after Teaching