Unit 1 INTERNET SECURITY
Unit 2 CULTURAL CONFLICTS
Unit 3 ONLINE SHOPPING
Unit 4 SWEET， SWEET HOME
Unit 5 GLOBAL WARMING
Unit 6 SLEEEP： MORE OR LESS
Unit 7 UNSETTLED NATURAL MYSTERIES
Unit 8 BRUCE LEE， THE MAN AND THE LEGEND
Unit 9 HUNTING FOR A JOB
Unit 10 FLYING TO THE MOON
Unit 11 FANCY FOOD
Unit 12 WATCH YOUR WEIGHT
Unit 13 ONE CUP， ONE DREAM
Unit 14 ALIEN NEIGHBOURS
Unit 15 HOW TO BE A PRINCE
Unit 16 LEARNING CHINESE AS A FASHION
TAPESCRIPTS
KEYS
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