教学目标：
1. Students can understand the content of the text and master the main vocabulary and expressions.
2. Students can read the text to learn about the life and threats of the Tibetan antelope, a wild animal on the Tibetan Plateau.
3. Students can analyze the impact of human activities on the living environment of wildlife and think about the importance of protecting wildlife.
4. Cultivate students' environmental awareness and stimulate their enthusiasm for caring and protecting wild animals.
