Past papers with tips and CD-ROM! Cambridge Exams Extra PET provides authentic past papers from Cambridge ESOL, plus a wealth of extra material for use in the classroom or for self-study. This title contains four complete PET past papers from Cambridge ESOL, a useful exam overview and helpful guidance on tackling each part of each paper. The FREE accompanying CD-ROM (with answers edition) allows students taking the computerised test to practise the same four PET exam papers electronically, familiarising them with the alternative format.