概要：Unit 2 Topic 3 Section A 教案 Ⅰ. Teaching aims and demands 1. Learn some new words: bee, several, waste, stream, breathe, influence 2. Learn the environment in the past and at present. (1) It's a beautiful place with flowers and grass. (2) The water is so dirty. It smells terrible. 3. Learn about different kinds of pollution: (1) Air pollution makes people sick. (2) Light pollution is harmful to our eyes. (3) Litter influences the look of
Unit 2 Topic 3 Section A 教案,标签：九年级英语复习教案,九年级下册英语教案,http://www.67jx.comUnit 2 Topic 3 Section A 教案
Ⅰ. Teaching aims and demands1. Learn some new words:
bee, several, waste, stream, breathe, influence
2. Learn the environment in the past and at present.
(1) It's a beautiful place with flowers and grass.
(2) The water is so dirty. It smells terrible.
3. Learn about different kinds of pollution:
(1) Air pollution makes people sick.
(2) Light pollution is harmful to our eyes.
(3) Litter influences the look of our cities.
4. Learn"there be sb./ sth. doing sth."structure.
Ⅱ. Teaching aids
A tape recorder; a small blackboard some pictures.
Ⅲ. Teaching method:
Five-finger Teaching Plan
Step 1 Review
Review Topic 2:
T: We talked about the harm of pollution in the last topic. And we know there are many kinds of pollution, such as water pollution, air pollution, light pollution, litter and so on. How do they affect our environment? Example:
S1: Water pollution makes some animals dead. S2: Water pollution makes some plants dead.
S3: People and animals can't drink the water. S4: Air pollution causes the greenhouse effect.
S5: Air pollution makes people sick and even causes cancer. S6: Air pollution destroys the ozone layer. …
T: Yes, you are right. You know, all kinds of pollution are polluting our environment. So we are facing the serious pollution problems. What should we do to improve our environment?
Group 1: Don't spit everywhere. Don't pick the flowers. Plant more trees. …
Group 2: Ask the government to make rules and pull down some chemical factories.
Ask people to use electricity. …
T: Very good! You have so many good ideas to improve our environment. Would you like to do something useful to improve our environment? Ss: Yes, of course.
T: Let's be greener people together. Today, we'll learn Topic 3. Would you like to be a greener person?
Would you like to be a greener person?
Step 2 Presentation
1. T: If we want to be greener people, what should we do at home? Let's look at the picture. What are they?
Ss: They are plastic bags.
T: Yes. But we should use plastic bags as few as possible. In another way, We should reduce them.
T: We can use bags like these. We can use them again and again. That is to say, we can reuse them instead of throwing them away. T: What are they in the picture?
T: They are cans. They are soft drink cans. Should we throw them away after we drink? Ss: No.
T: You're right. we should collect them for recycling.
the three Rs-reduce, reuse and recycle
T: Now, we know, we should reduce, reuse and recycle some things at home to protect our environment. We call the three Rs-reduce, reuse and recycle.