步  骤

教学活动

设计意图

互动时间/模式

Lead-in

Step 1

Students brainstorm different kinds of pollution.

复习相关词汇，进入学习状态。

2’

Class Work

Step 2

Students think about the pollution they have met or heard of before.

The teacher has students share their stories with the rest of the class.

激发学生学习兴趣，激活已有的相关知识和经验。

5’

Individual Work 

Class Work

Reading

Step 3

The teacher has students answer the following question.

What kinds of pollution do you think the cities have now?

根据标题预测文章内容。

4’

Individual Work  Class Work

Step 4

The teacher has students finish Part A on Page 12.

Summarize the main viewpoints of the host and three guests.

明晰各方论点，理清文章脉络。

8’

Individual Work 

Step 5

The teacher has students find the supporting details of the three guests and the host.

l James Smith:

1. Norgate has become seriously polluted over the past 20 years.

2. Factories have caused water and air pollution and endangered public health.

3. Heavy industry should be moved out of Norgate.

l Vincent Brown:

1. Factory managers care deeply about the environment and the community.

2. Factories have taken various measures to reduce pollution, even though these measures raise their production costs.

3. Factories have helped Norgate’s economy and created job opportunities for local residents.

l Julie Archer:

1. The Norgate Environmental Protection Committee not only plays a major role in controlling pollution, but also has a duty to promote economic growth.

2. Different branches of government work together to ensure that development strategies can be followed in an environmentally friendly way.

3. Everyone should do their part to protect the environment.

l Host:

1. Norgate’s fast development has brought increased pollution and greatly damaged the environment.

2. The fortunes of our environment and our economy are inseparable.

3. We should build a better future and a cleaner world for our children.

明确论点和论据的关系，培养思辨能力。

8’

Individual Work 

Appreciation

Step 6

The teacher has students work in pairs and answer the following questions.

1. What’s the style of this TV show transcript?

2. What’s the function of this style?

关注文本的文体特征，思考其背后的依据。

3’

Pair Work

Step 7

The teacher has students read the host’s words and explore their functions.

1. Our topic today is pollution in Norgate.

2. Joining us in the studio tonight are James Smith, a local resident; Vincent Brown, senior manager of a local factory; and Julie Archer, chief of the Norgate Environmental Protection Committee.

3. Mr Smith, you’ve lived in this city for over 20 years. How would you describe the effects of pollution over that time?

4. Mr Smith protested against heavy industry.

5. Mr Brown, would you like to respond?

6. Mrs Archer, what are your thoughts on how to deal with pollution?

7. A former UN official once said … It’s our duty to build a human community with a shared future.

从语用的角度，了解主持人话语在话题讨论中的重要作用。

3’

Pair Work

Step 8

The teacher has students work in groups and finish Part B on Page 12.

Describe what the world will be like 20 years from now.

Students share their descriptions with the rest of the class.

拓展学生思维的深度和广度，训练学生对自身和他人行为进行反思的能力。

10’

Group Work

Class Work

Homework

1. Polish up the writing.

2. Finish the workbook.

2’