Unit 1 Losing Things
Unit 2 Dog for Sale
Unit 3 Breaking the News
Unit 4 A Mailman’S Problem
Unit 5 Up，Not Out
Unit 6 More Uses Than One
Unit 7 An Unexpected Hobby
Unit 8 Three Wishes
Unit 9 A Pain in the Neck
Unit 10 A Safe Bet
Unit 11 Flying the Flag
Unit 12 Safe Hands
Unit 13 A Voice from Heaven
Unit 14 Boasting
Unit 15 A Large Farm
Answer Key
