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【教学方法】： 任务教学法，学生中心教学法，多媒体教学 。?
【教学工具】：多媒体
Teaching Procedures:?
Step1:? warming up
Talk about the date and the weather.
Talk about the two pictures to make the students know the importance
of the plants
Step 2 Lead in
1 Show some pictures to learn about the new words and the phrases
2 Ask the students to describle why plants are important to us by looking at pictures.at the same time Students know about the difference of
Some phrases and grasp some languages
3 Try to imagine what will it be like without plants
4 Read the text and answer the questions
5 Read again and find out why plants are important from the text
6 Fill in the mind map about the funtions of the plants
7 Discuss what we can do to protect plants and trees .
8 Let students know how to protect the envionment
And the importance of protecting the envionment
Step 3
Write a passage