Unit 1 It’s on Fire / 1
Unit 2 How’s the Weather? / 5
Unit 3 Healthy Food / 9
Unit 4 Catching a Cold / 13
Unit 5 Friendship / 17
Unit 6 My Grandparents / 21
Unit 7 Protecting Animals / 25
Unit 8 Protecting the Earth / 29
Unit 9 Saving Water / 33
Unit 10 My Favorite Subject / 37
Unit 11 My Future Job / 41
Unit 12 Do You Like Movies? / 45
Unit 13 Do You Like Music? / 49
Unit 14 Do You See the Signs? / 53
Unit 15 Holidays and Festivals / 57
Unit 16 Show You Around My City / 61
Unit 17 Taking a Plane / 64
Unit 18 Traveling / 68
Unit 19 Visiting the Museum / 72
Unit 20 The Growth of Animals and Plants / 75
听力文字及参考答案 / 79
