Cambridge English Qualifications, a graduated series of exams designed to assess competency in English for learners of English as a second or foreign language, gave learners and teachers different curriculum and examination levels by starting with C2 Proficiency in 1913, B2 First in 1939, and B1 Preliminary in 1980, and in the 1990s, the addition of A2 key and C! advanced, providing another range of different cirriculum and examination levels.
Cambridge English Qualifications are a graduated series of exams designed to assess competency in English for learners of English as a second or foreign language. Cambridge Assessment English exams, starting with C2 Proficiency in 1913, B2 First in 1939, and B1 Preliminary in 1980, gave learners and teachers different curriculum and examination levels. By the early 1990s, with the addition of A2 Key and C1 Advanced, Cambridge English exams provided a range of different curriculum and examination levels. 
