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Reading comprehension.Let students listen to a song of the environment and some pictures.Then let them know our world is in danger.
Let student see other pictures and speak out the causes of the dan environment.
Read the text paragraph by paragraph to get a view of the three elements to the destruction of the environment.
Read the part-The greenhouse effect, put the sentences into a correct order.
Read the part- Cutting down forests, and then finish the following chart.
Read the part-Bad habits, and then complete the chart.
Read the last paragraph, and then finish the chart.Guide students to finish related exercise in 25 minutes.
Give students right answers1. Train Ss’ ability of reading in a limited time.
25第二环节
自学课文中的语言点
Step 2 Language points (self-study).
2. Self-study on the language points.
①Read the text to find the important words and phrases: destroy, nature, soil, flood, friendly, recycle, purpose and phrases result in, make a difference.
②Learn the learning sheet to finish the related exercise.
③Group work to share the learning result and help to solve the different points.
④Show the learning result by groups.2. Present the learning sheet about the language points. Tell ss to find the related sentences and learn the key points.
3. Help to organize the class to work in groups (leader and members).
2. Cultivate ss’ ability of self-study on the key points.
3. Cooperation ability is trained here.
10
第三环节 课堂练习
Step 3
Using the language points.
3. Solve the problems given by the teacher to win marks for their group. 4. Explain the rules for the whole class.4. Review the points.
5第四环节 课时小结
Step 4
Discussion
4. Discuss-How to protect the environment?
1) What other bad habits do people have in their daily lives?
2) What should we do to help protect the environment?5. Direct them to have a discussion.