YLE generally refers to the Cambridge Children's English Test. Cambridge children's English test, referred to as Cambridge English.

The full name of ket is "Key English Test". KET, PET and FCE are jointly organized by the Examination Center of the Ministry of Education and the local examination committee of Cambridge University. Extended information 1, ket This series of tests is a proficiency test, which aims to comprehensively test the English level of candidates in four aspects: listening, speaking, reading and writing. Provide a standard and unified' grade certificate' issued by the local examination Committee of the University of Cambridge in the United Kingdom to those who pass the examination.

2.yle exam is divided into three parts, namely:

Reading and writing (reading and writing)

Listening (listening)

Spoken language (spoken language)

In Chinese mainland, this experiment was conducted by universities in major cities. In Hong Kong, this experiment was organized by the British Council.