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2. New structures: Students were asked about their daily habits.
It’s great that most students remember to turn off lights when they leave rooms.
Air pollution is harmful to our health.
III. Focus of the lesson and predicted area of difficulty
1. To complete listening tasks and develop listening skills.
2. To talk about how to protect the environment in simple English.
IV. Teaching procedures
B Speak up: We can plant more trees.
Step 1 Lead-in
T: Look at the picture on the screen.Our earth is sick.Why is the earth get so many illnesses.
Then enjoy a video.From the video We can know humans are polluting the earth.
Free talk. Pollution has become a serious problem all over the world. What can we do to protect the environment?
【设计意图：复习原有知识，同时导入B部分的主题，鼓励学生用英语表达图片信息。】
Step 2 Presentation
1. Listen to Part B ，then try to answer two questions.
2. Show the students the importance of trees.
3. Teach some important language points.
【设计意图：在语境中讲解重点词汇，帮助学生了解并操练重点语言点,并促进学生用英语进行表达。】
Step 3 Practice
1. Read and act
2. Read and find out
T: Let’s read the dialogue again and find some useful expressions:
A: Pollution has become a serious problem all around the world.
B: Yes, I agree. We should try our best to protect the environment.
A: What can we do?
B: W can …. I think …
A: Good idea. …
B: Right. … also …
A: Yes. …, too.
T: Now it’s your turn to make up similar dialogues.