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- Unit 1 A land of diversity P1
- Unit 1 A land of diversity P2
- Unit 1 A land of diversity P3
- Unit 1 A land of diversity P4
- Unit 1 A land of diversity P5
- Unit 2 Cloning P1
- Unit 2 Cloning P2
- Unit 2 Cloning P3
- Unit 2 Cloning P4
- Unit 2 Cloning P5
- Unit 3 Inventors and inventions P1
- Unit 3 Inventors and inventions P2
- Unit 3 Inventors and inventions P3
- Unit 3 Inventors and inventions P4
- Unit 3 Inventors and inventions P5
- Unit 4 Pygmalion P1
- Unit 4 Pygmalion P2
- Unit 4 Pygmalion P3
- Unit 4 Pygmalion P4
- Unit 4 Pygmalion P5
- Unit 5 Meeting your ancestors P1
- Unit 5 Meeting your ancestors P2
- Unit 5 Meeting your ancestors P3
- 复习课 Unit 1 A land of diversity
- 复习课 Unit 2 Cloning
- 复习课 Unit 3 Inventors and inventions
- 复习课 Unit 4 Pygmalion
- 复习课 Unit 5 Meeting your ancestors