Unit 1 Charity and Help Unit 2 Penang Unit 3 Whatls Ecotourism? Unit 4 Preparations for a Wedding Unit 5 On the Wedding Day Unit 6 Advertising Makes Products Beautiful Unit 7 Everybody Wants the Best for Beauty Unit 8 Sickness Unit 9 Pollution Unit 10 Mars Unit 11 Space Adventure Unit 12 Women'sMovement Unit 13 Women's Rights Unit 14 Finding Out about Your Future(Ⅰ) Unit 15 Finding Out about Your Future(Ⅱ) Unit 16 SeaAnimals 音速文学及参考答案