Unit 1 Art 1
Unit 1-1 Warming Up 1
Unit 1-2 Reading 5
Unit 1-3 Learning about Language 10
Unit 1-4 Using Language 16
Unit 1-5单元测试 21
Unit 2 Poems 28
Unit 2-1 Warming Up 28
Unit 2-2 Reading 31
Unit 2-3 Learning about Language 35
Unit 2-4 Using Language 40
Unit 2-5单元测试 44
Unit 3 A healthy life 51
Unit 3-1 Warming Up 51
Unit 3-2 Reading 55
Unit 3-3 Learning about Language 60
Unit 3-4 Using Language 64
Unit 3-5单元测试 68
Unit 4 Global warming 75
Unit 4-1 Warming Up 75
Unit 4-2 Reading 79
Unit 4-3 Learning about Language 83
Unit 4-4 Using Language 88
Unit 4-5单元测试 93
Unit 5 The power of nature 100
Unit 5-1 Warming Up 100
Unit 5-2 Reading 104
Unit 5-3 Learning about Language 109
Unit 5-4 Using Language 114
Unit 5-5单元测试 119
综合测试卷 126