🎬 1. 官方拓展视频：Dinosaurs: A Brief History (恐龙简史：史前巨兽的兴衰)
Vocabulary Review
勾选已掌握的核心词汇：
🎬 2. Video Activities 官方拓展原版测试 (Page 103–104)
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BEFORE YOU WATCH · 观看前探索 (Page 103)
A. Vocabulary Preview: Complete the definitions of the key concepts in the video.
1. The video mainly explores the unique features and challenges of ________.
2. Scientific research in this field helps us better understand ________.
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WHILE YOU WATCH · 视听理解测试 (Page 104)
1. What is the central message highlighted in the video presentation?
2. According to the video, what should people do to protect our global environment?
🏆 3. Honor Certificate 课后荣誉通关证书
🏆 Reading Explorer 1 · 荣誉通关证书
恭喜你完成了 Unit 7 · THE TRUTH ABOUT DINOSAURS (恐龙的真相) 完成了 Unit 7 的 A、B 阅读复习和拓展视频挑战！
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