C2:
English (Make passively-understood words active. Use FaceBook time to read books and high-quality news articles.)
C1-2:
Deutsch
español
suomi
B2:
中文
Esperanto
C2:
English (Make passively-understood words active. Use FaceBook time to read books and high-quality news articles.)
C1-2:
Deutsch
español
suomi
B2:
中文
Esperanto