Unit 1 An Army of Animals 1
Unit 2 An Unwelcome Interruption 8
Unit 3 The Strongest Man in the World 15
Unit 4 A Strange Pet 22
Unit 5 Children of the Wolves 30
Unit 6 The Wizard of Wall Street 38
Unit 7 The Man Who Could Not Sleep 45
Unit 8 The Neverending Building 53
Unit 9 They re Playing Our Song 60
Unit 10 S．O．S． 68
Unit 11 If at First You don t Succeed 75
Unit 12 The Wedding Guests 83
Unit 13 UFO 91
Unit 14 The Wrong Destination 98
Unit 15 Peking Man 106
Unit 16 Eggsplosion 114
Unit 17 A Ghost Story 121
Unit 18 Bad Luck 128
Unit 19 Elementary 135
Unit 20 A Load of Cement 142
Answers 150