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牛津译林版（2019）必修三《Unit 1 Nature in the balance》Grammar and usage优秀教案设计
Unit 1 Nature in the balance
Grammar and usage
I. Learning objectives
By the end of the lesson, students will be able to:
1. master the rules of ellipsis;
2. use the rules of ellipsis to improve their compositions;
3. raise their awareness of environmental protection.
II. Key competence focus
Develop the thinking ability by comparing and summarizing.
III. Predicted area of difficulty
1. Explore the rules of ellipsis.
2. Convey ideas using ellipsis correctly and properly.
IV. Teaching procedures
Step 1 Lead-in
T asks Ss to look at some elliptical sentences in the daily life to arouse their interest.
? No smoking (is allowed here).
? Parking (is allowed here).
? No photos (is allowed here).
? No fishing (is allowed here).
【设计意图：创设情景，激活学生认知，自然地引入主题。】