Unit 1 Study at College
Unit 2 Careers and Jobs
Unit 3 Hobbies
Unit 4 Traveling and Sightseeing
Unit 5 Traffic and Transportati
N_Unit 6 Family
Unit 7 Food and Health
Unit 8 Physical and Mental Health
Unit 9 Sports
Unit 10 Communication and Information Technology
Unit 11 Friends and Friendship
Unit 12 Television and Entertainment
Unit 13 Pollution and Environmental-Friendliness
Unit 14 Education and Tuiti
N_Unit 15 Shopping
Unit 16 Examination
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