人教选修6 Unit 4 Global Warming教案

Learning about language

Teaching goals

Ability goals

Enable the Ss to talk about environmental pollution and write a composition on environmental problems.

Learning ability goals

Help the Ss to write a composition on environmental problems.

Teaching important & difficult points

How to help the Ss to write a composition on environmental problems.

Teaching aids

A computer and a projector

Teaching procedures

Step1 Extensive reading

Read Tom's essay about litter. Make a summary for each paragraph, and then fill in

the following table.

First Para.

Point of view

Second Para.

First point of the argument

Evidence

Third Para.

Second point of the argument

Evidence

Fourth Para.

Point of view

Step2 Discussion

Discuss the environmental problems that concern people most in groups of four.

List as many environment topics as possible, and then write them on a piece of paper.

A sample list of environment topics:

air pollution, noise, soil erosion, water pollution, litter classification, desertification, and make green by planting trees

Step 3 Writing

Choose a topic from the list that you feel strongly about. Make notes on your topic using headings similar to the table in the reading task. Use the passage as a model.

Writing tips:

Step 1: Write out the thesis statement. (point of view)

Step 2: Write out the topic sentence of the first body paragraph.

Step 3: Give the supporting points and details about the first subtopic.

Step 4: Write out the topic sentence of the second body paragraph.

Step 5: Give the supporting points and details about the second subtopic. (more body paragraphs ...)

A sample version:

The Environmental Effects of Fossil Fuels