Unit 13 We are trying to save the earth.
I. Topic: Protecting the environment II. Teaching goals: 1. Knowledge:
1). Words and expressions in this unit (displayed in each period); 2). Sentence structures:
We are trying to save the earth./The river used to be clean./The air is badly polluted./No scientific studies have shown that shark fins are good for health./We should help save the sharks.
3). Grammar: 复习应用Present progressive, used to, Passive voice,
Present perfect, Modal verbs.
2. Skills: Talk about pollution and environmental protection. 3. Process and steps: Task-based teaching
4. Affect and attitude: Learn to protect the environment to save the earth
and play a part in the daily life.
III. Teaching focus:
Talk about pollution and give suggestions for environmental protection. IV. Teaching strategies: Cooperative learning and mind map. V. Teaching arrangements:
1
Period 1
1. Teaching goals: 1). Words and expressions:
Litter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic,
takeaway, bin, take part in, turn off, pay for, take action. 2). Sentences:
We are trying to save the earth. /The river used to be clean. /The air is badly polluted.
3). Skills: Talk about what you are allowed to do; Agree and disagree. 4). Affect: Talk about pollution and environmental protection. 2. Difficulty: to tell the causes of pollution and give solutions. 3. Teaching procedures:
Lead inDiscussion: different kinds of pollutionWater pollutionPresentation1a: Different kinds of pollutionAir pollutionNoise pollutionWaste pollutionListening 1bPractice Listening &speakingListening 2a&2bReading 2dMind map Exercises 4a&4bMind mapAir pollution Mind mapWater pollution Causes? 2
1bMind mapProblems dirtywas full of rubbish no more fish Water pollution dirtyCauses was full of rubbish no more fish write to the governmentSolutions close down the factories help to clean up the river 2a&2bMind mapProblems is badly pollutedFactories burn coalAir pollution Causes People throw rubbish and waste People litter in public places Take the bus or subway instead of drivingSolutions in 2d ??? ??? 2dMind mapProblems 2d How to cut down air pollution and waste pollution?Take the bus or subway instead of driving.Bringing a bag to go shopping Solutions Never take wooden chopsticks or plastic forks. Remember to throw rubbish in the bins.Keep public places clean and beautiful.Our actions can make a difference and lead to a better future! 教学反思：
3
Period 2
1. Teaching goals:
1). Words and expressions: shark, fin, cruel, harmful, be harmful to, at the top of, chain, the food chain, ecosystem, industry, law, scientific. 2). Skills: to talk about the shark saving by mind map and cooperative learning.
3). Affect: To understand environment protection by saving animals. 2. Difficulty: mind map 3. Teaching procedures:
Lead in: Show the video of sharks
Discussion: How much do you know about sharks?
Reading: Read the passage and finish the mind map by cooperation.
3aMind mapSave the sharksHow?Teach the public about “finning”To develop laws to stop the sale of shark fins.No scientific studies have shown that shark Fins are good for health..Why?be killed for shark fin soupHow?catch…,cut off…, throw back into…can no longer swim, slowly dieResults?be harmful to the environmentbring danger to all ocean life Exercise: 3b Fill in the blanks.
4
教学反思：
Period 3
1. Teaching goals: 1). Words and expressions:
recycle, napkin, throw away, put sth. to good use, pull…down, upside, gate, bottle, president, inspiration, iron, work, metal, bring back, creativity.
2). Skills: skimming, scanning, mind map, cooperative learning. 3). Affect: to learn to protect the environment by recycling.
2. Difficulty: to draw the mind map, to internalize the idea of recycling. 3. Teaching procedures:
2bMind mapLead in1a Discussion: What can we do to save the earth?...Recycling? Reading Things you don’t need anymore To be put to good useNothing is a waste.The windows and doorsExamples Amy Hayes built a houseout of rubbishThe top of the housewon a prize an inspiration The gate in front of the houseJessicaWong Use old clothes to make bagsUse old jeans to make handbagsPlan to write a book about…Wang TaoUse iron and other materials to make beautiful art pieces.Hope to set up a “metal art”theme park to show people…What can the art do? 教学反思：
5
Period 4
1. Teaching goals:
To review this unit by talking about the pollution and its causes, and give suggestions for solving the problems; and write a short passage about it.
1). What is the pollution? 2). What caused the problem?
3). Give some suggestions to solve the problem? 3. Teaching procedures:
Reviewing and writingProblems Causes Suggestions Words and expressionsSentences 教学反思： 6