Unit 1 Knowing me, knowing you / 1
Grammar review / 1
Self-assessment / 3
Basics / 6
Level-up / 10
Unit 2 Making a difference / 14
Grammar review / 14
Self-assessment / 17
Basics / 20
Level-up / 24
Unit 3 The world of science / 28
Grammar review / 28
Self-assessment / 30
Basics / 33
Level-up / 37
Unit 4 Amazing art / 41
Grammar review / 41
Self-assessment / 43
Basics / 46
Level-up / 50
Unit 5 What an adventure! / 54
Grammar review / 54
Self-assessment / 56
Basics / 59
Level-up / 64
Unit 6 Disaster and hope / 68
Grammar review / 68
Self-assessment / 71
Basics / 74
Level-up / 79
End of term test / 83
Basics / 83
Level-up / 90
Answers & analysis / 97