How many languages do you speak?
the English language
American Sign Language
I'm learning a new language. (Skills for Life (Entry 1); A1; Polish)
She has done research into how children acquire language.
Her language skills are excellent.
Language is very important [for] communicat[ion] between people. (Preliminary English Test; B1; Lithuanian)
legal language
the language of business
English has become the language of science, so it seems, even though some of the papers, studies and publications are hard to read and understand. (Certificate in Advanced English; C1; German)
I'm not familiar with that programming language.
Students must have knowledge of at least one programming language, preferably Visual C++. (Certificate in Advanced English; C1; Hungarian)
There was a lot of foul language in the movie.
It is the responsibility of the parents not to fight or use any foul language in front of the kids, as they may learn and use it in front of others. (International English Language Testing System; C1; Hindi)
The movie contains strong language.
But what I do see is local kids standing [on] the corner, chat[t]ing, smoking and using strong language. (Skills for Life (Level 2); C1; Slovak)