Listenings
Unit 1
Part 1: page 11 ex. b4
Part 2: page 21 ex. b4
Unit 2
Part 1: page 39 ex. b4
Part 2: page 49 ex. b4
Unit 3
Part 1: page 75 ex. b4
Part 2: page 85 ex. b4
Unit 4
Part 1: page 103 ex. b4
Part 2: page 113 ex. b4
Unit 5
Part 1: page 139 ex. b4
Part 2: page 149 ex. b4
Unit 6
Part 1: page 167 ex. b4
Part 2: page 177 ex. b4
Unit 7
Part 1: page 201 ex. b4
Part 2: page 211 ex. b4