种下一棵小树苗 1
1 长出一片新枝叶 1
Unit 1 How do you study for a test? 1
Unit 2 I used to be afraid of the dark. 22
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Unit 3 Teenagers should be allowed to choose their own clothes. 31
Unit 4 What would you do? 42
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Unit 5 It must belong to Carla? 57
Review of units 1-5 74
4 长出一片新枝叶 76
Unit 6 I like music that I can dance to. 76
Unit 7 Where would you like to visit? 98
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Unit 8 I'll help clean up the city parks. 118
Unit 9 When was it invented? 136
6 长出一片新枝叶 162
Unit 10 By the time I got outside,the bus had already left. 162
Review of units 6-10 176
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Unit 11 Could you please tell me where the restrooms are? 178
Unit 12 You're supposed to shake hands. 190
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Unit 13 Rainy days make me sad. 213
Unit 14 Have you packed yet? 227
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Unit 15 We're trying to save the manatees! 242
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Review of units 11-15 260