Unit 1 Career Competencies

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 2 Sustainable Living

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 3 Road to Success

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 4 Space Technology

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Test yourself（for Units 1-4）

Unit 5 Travel

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 6 Teaching

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 7 Construction

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Unit 8 Code of Conduct

Part Ⅰ Text Exercises

Part Ⅱ Exercises for CET-4

Test yourself（for Units 5-8）

Test yourself（for CET-4）

Key and Script for Workbook（3）