Unit 1 The First Day 1
Lesson 1 1
Lesson 2 2
Lesson 3 3
Lesson 4 4
Unit 1单元测试 6
Unit 2 After School 11
Lesson 1 11
Lesson 2 12
Lesson 3 14
Lesson 4 15
Unit 2单元测试 17
Unit 3 My Younger Sister 23
Lesson 1 23
Lesson 2 24
Lesson 3 26
Lesson 4 27
Unit 3单元测试 29
Unit 4 Review 35
Lesson 1 35
Lesson 2 36
Lesson 3 37
Lesson 4 38
Unit 4单元测试 40
Unit 5 Susan's Day 46
Lesson 1 46
Lesson 2 47
Lesson 3 49
Lesson 4 50
Unit 5单元测试 52
Unit 6 Families 58
Lesson 1 58
Lesson 2 59
Lesson 3 60
Lesson 4 61
Unit 6单元测试 63
Unit 7 My House 69
Lesson 1 69
Lesson 2 70
Lesson 3 71
Lesson 4 72
Unit 7单元测试 74
Unit 8 Review 80
Lesson 1 80
Lesson 2 81
Lesson 3 82
Lesson 4 83
Unit 8单元测试 85
Unit 9 Sports Day 90
Lesson 1 90
Lesson 2 91
Lesson 3 92
Lesson 4 93
Unit 9单元测试 95
Unit 10 My Class 100
Lesson 1 100
Lesson 2 101
Lesson 3 103
Lesson 4 104
Unit 10单元测试 106
Unit 11 A Healthy Life 112
Lesson 1 112
Lesson 2 113
Lesson 3 115
Lesson 4 116
Unit 11单元测试 118
Unit 12 Review 124
Lesson 1 124
Lesson 2 125
Lesson 3 127
Lesson 4 128
Unit 12单元测试 130
参考答案 136