Four Corners Second ED. Level 1 CEFR A1 combines effective, communicative methodology with a practical, can-do approach, giving students the language they need to communicate with confidence. Clear learning outcomes and can-do statements for every lesson, linked to the Common European Framework of Reference CEFR, help teachers and their students measure the progress being made. This version is Students Book A with Self-study, consisting of the first six units 1-6 of Level 1. The Students Book contains a unique code that gives access to online self-study activities.