Homework for Warming up 1
Homework for Integrating Skills 2
Homework for Warming up 4
Homework for Integrating Skills 5
Homework for Warming up 7
Homework for Integrating Skills 8
Homework for Warming up 10
Homework for Integrating Skills 11
CONTENTSUnit 13
Homework for Warming up 13
Unit 14
Homework for Integrating Skills 14
Unit 15
Unit 16
Mid-term Examination 16
Unit 17
Unit 18
Unit 19
Unit 20
Unit 21
Unit 22
Homework for Warming up 23
Homework for Integrating Skills 24
Homework for Warming up 26
Homework for Integrating Skills 27
Homework for Warming up 29
Homework for Integrating Skills 30
Homework for Warming up 32
Homework for Integrating Skills 33
Homework for Warming up 35
Homework for Integrating Skills 36
Grammar 38
Final Examination 43
Key 51