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Unit 1 Vocational College Life
Unit 2 Team Spirit
Unit 3 Sports and Health
Unit 4 Volunteer Work
Unit 5 Smart Life
Unit 6 Environmental Protection
Unit 7 The Power of Innovation
Unit 8 Craftsmanship Spirit

Text A

Text A
Innovating Comfort: The Birth of Air Conditioning
New Words
Phrases & Expressions
Comprehension Check
- Task 1
- Task 2
Vocabulary Practice
Translation Practice