Unit 1 Welcome back to school! 1
The First Period 2
The Second Period 5
The Third Period 9
The Fourth Period 11
The Fifth Period 16
The Sixth Period 18
Unit 2 My family 23
The First Period 24
The Second Period 28
The Third Period 31
The Fourth Period 35
The Fifth Period 38
The Sixth Period 41
Unit 3 At the zoo 45
The First Period 46
The Second Period 50
The Third Period 53
The Fourth Period 57
The Fifth Period 60
The Sixth Period 63
Recycle 1 67
The First Period 68
The Second Period 72
The Third Period 74
Unit 4 Where is my car? 78
The First Period 79
The Second Period 82
The Third Period 86
The Fourth Period 89
The Fifth Period 92
The Sixth Period 95
Unit 5 Do you like pears? 100
The First Period 101
The Second Period 105
The Third Period 108
The Fourth Period 112
The Fifth Period 115
The Sixth Period 118
Unit 6 How many? 123
The First Period 124
The Second Period 128
The Third Period 131
The Fourth Period 134
The Fifth Period 137
The Sixth Period 140
Recycle 2 144
The First Period 145
The Second Period 149
The Third Period 151