Unit 1.1: Vocabulary (exercise 1), Reading (exercise 2,3), Grammar (exercise 4A, 4B, 4C, 4D)
Unit 1.2: Vocabulary: (exercise 1,) Grammar: (exercise 2A, 2B, 3, 4,5), Listening (exercise 6A, 6B, 6C) & Writing (exercise 7&8)
Unit 1.3: Vocabulary (1A, 1B), Function ( exercise 2)
BBC Interviews: exercise 1,2,3,5,6,7