glossary
challenge 1 (adjectives)
challenge 2 (prepositional phrases)
challenge 3 (collocations and idioms)
challenge 4 (adverbs of comment)
challenge 5 (compound adjectives)
challenge 6: phrasal verbs
challenge 11, mindset 1º Bach, unit 1
challenge 12, mindset 1º Bach, unit 2
challenge 14, mindset 1º Bach, unit 4
challenge 15, mindset 1º Bach, unit 5
multiple choice, practice 1
personality
unit 1
unit 2
unit 3
unit 4
unit 5
unit 6
unit 7
crime, law, punishment
health, fitness, exercise
illness, treatment, hospitals
ordinary and extreme adjectives
the environment
transport and travel
work and jobs