七年级下册（人教版）
Unit 1 Animal Friends
2 课 19 个任务
Unit 2 No Rules, No Order
2 课 17 个任务
Unit 3 Keep Fit
Unit 4 Eat Well
2 课 18 个任务
Unit 5 Here and Now
Unit 6 Rain or Shine
Unit 7 A Day to Remember
Unit 8 Once upon a Time