Oxford Grammar for Schools 4 Teacher´s Book and Audio CD Pack

PET for Schools A2-B1
Grammar and vocabulary series for all ages, taking students from elementary to advanced with practice books and CD-ROMs, print and online tests, and online practice.Oxford Grammar for Schools gives students the opportunity to explore grammar for themselves and encourages them to be aware of their progress through regular self-evaluation and review.As students activate their grammar through listening, speaking, reading, and writing activities, they activate their English.