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选修7《Writing》PPT课件优质课下载
Water pollution
air pollution from cars
The structure of the writing
Part1. Describing the problem
Part 2. Suggesting a solution
Part3. Write the summary.
An example
1、表示原因
1）There are three reasons for this.
2）The reasons for this are as follows.
2.表示好处
1）It has the following advantages.
2）It is beneficial to us.
3）It is of great benefit to us.
3.表示坏处
1）It has more disadvantages than advantages.
2）It is harmful to us.
4.表示重要、必要、困难、方便、可能
1）It is important（necessary，difficult，convenient， possible）for sb.to do sth.
2）We think it necessary to do sth.
3）It plays an important role in our life.
5.表示措施
1）We should take some effective measures.
2）We should solve the problems that we are （faced）with.
6.表示事实、现状