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1、Period 5Reading and Writing教学内容分析The teaching materials of this period contain three parts.The first part is the reading passage on Page 30 with the title of “What Can We Do About Global Warming？”It consists of two letters：a request from a student for help on a school project and the reply.The lette
2、rs bring students attention to a commonly held belief that individuals are powerless to do anything about environmental problems and that it is governments that are in a position to act and have the responsibility to act.Earth Cares letter suggests ways to save energy and therefore decrease the amou
3、nt of carbon dioxide that is poured into the atmosphere.The second part is Exercise 2 on Page 31，which asks the students to make a poster for their school that tells students various ways they can reduce the amount of carbon dioxide in the air.The third part is a writing task designed by the teacher
4、，which asks students to write a short passage about global warming.By practicing writing the passage，students can strengthen their knowledge about global warming and develop their sense of environmental protection.三维目标设计Knowledge and skills1To enable the students to know how to prevent global warmin
5、g.2To get the students to learn the following useful new words and expressions：on behalf of，advocate，commitment，put up with，pollution，electrical，so long as，casual，and so on，motor，cans，circumstances，microwave，refresh，educator，contribution.3To help the students learn how to write a poster.4To foster t
6、he students ability in skimming and looking up information in reference books and improve the students reading ability.Process and methodsReading for specific information，summarizing，discussing and practicing.Emotion，attitude and value1To develop students sense of environmental protection.2To develo
7、p the students sense of cooperation with others to solve problems.教学重、难点1The understanding of the reading passage.2The following key phrases：make a difference，put up with，so long as 3The following key sentences：(1)Together，individuals can make a difference.(2)It is OK to leave an electrical applianc
8、e on so long as you are using it.(3)Get your parents to buy things that are economical with energy.(4)Rememberyour contribution counts!4Teaching the students how to write a poster.Step 1RevisionCheck the homework of the last period.Step 2LeadinShow the students the following pictures on the slide an
9、d ask students the following questions：1Have you ever seen the film 2012?2What kind of disasters have you seen in the film?3What have you learnt from the film?And then ask them：What causes the global warming？Lead them to tell the cause：gas emission.At the same time show the following pictures：After
10、talking about the causes of gas emission，ask students the question “What is the effect of global warming？”Help them answer：natural disasters(flood，drought，hurricane，tsunami and tornado)，spread of diseases，sea level rising，decrease of species and so on.At last，ask the question：“What can we do about g
11、lobal warming？” And then lead in the reading text.Step 3Skimming1Skim the first letter，and answer the questions below：(1)Who is the writer?(2)What are the two concerns of the letter?Suggested answers：(1)A student named Ouyang Guang.(2)His opinion that，as an individual，he can have no effect on enviro
12、nmental problems.Getting some suggestions for what he can do about global warming.2Read the second email，and answer the following question：Does Earth Care agree with Ouyang Guangs opinion that individuals can have no effect?Suggested answer：No，Earth Care does not agree.Step 4Scanning and discussion
13、Ask students to scan the letters and list Earth Cares suggestions in the chart on P30，and discuss whether they can carry out each suggestion.Give reasons for their answers.And then ask one or two groups to make an oral report.Earth Cares suggestionCan you carry it out？ReasonsIf you are not using ele
14、ctrical appliances，turn them off.Yes.Save energy.If youre cold，put on more clothes instead of turning up the heat.Yes.Save energy.Motor vehicles use a lot of energy，so walk or ride a bike if you can.Yes.Save energy.Recycle cans，bottles，plastics and newspapers and buy things made from recycled materi
15、als.Yes.Save energy.来源:学科网Get your parents or friends to buy products that are made to save energy.Yes.Save energy.Plant more trees.Yes.Plants absorb carbon dioxide from the air.Talk with your family and friends about global warming and tell them what youve learned.Yes.Together，individuals can make a difference.Step 5Language studyShow the students the following language points in the passage in a slide show.1make a difference(P30)【原句再现】Together，individuals can make a difference.众人拾柴火焰高。【观察探究】(1)The fact that I can now organize my own time makes a big difference.
