이미 소장하고 있다면 판매해 보세요.
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Chapter 1. Before Our Time
1. What Do Paleontologists Do? 12 2. The Dinosaur Museum 18 3. The First People on Earth 24 Chapter 2. Cool Places 4. A Tall Tower in Shanghai 32 5. The Pyramids of Giza 38 6. My Uncle's Journey 44 Chapter 1-2 Review 50 Video 52 Chapter 3. Keep It Clean 7. Have Fun Downtown 58 8. Cleaning Our School 64 9. Around Town 70 Chapter 4. On Vacation 10. A Trip to Rome 78 11. Summer Vacation 84 12. Plants for Vacation 90 Chapter 3-4 Review 96 Video 98 |