6e7fdaf9_s_oficiales___Cambridge_School__Description
[Cambridge English exams] CPE Certificate of Proficiency in English C2 [Level Descriptor] Proficiency 2 Proficiency 1 [Description] 
Certificate proving a very high level of English. This exam is often taken by non-native English teachers, translators or candidates who need a near-perfect mastery of English for work or academic reasons.
Exámenes oficiales - Cambridge School
Description