Unit 1 General Listening Skills(Ⅰ) 1
Lesson 1 1
Lesson 2 9
Lesson 3 17
Lesson 4 24
Unit 2 General Listening Skills(Ⅱ) 32
Lesson 5 32
Lesson 6 41
Lesson 7 49
Lesson 8 56
Unit 3 Listening Skills on Cabin Affairs(Ⅰ) 64
Lesson 9 64
Lesson 10 74
Lesson 11 83
Lesson 12 92
Unit 4 Listening Skills on Cabin Affairs(Ⅱ) 100
Lesson 13 100
Lesson 14 110
Lesson 15 118
Lesson 16 127
Unit 5 General Revision 136
Lesson 17 136
Lesson 18 144