Indeed, dance is the quintessential gesture language.
The body language includes the body-gesture language, head-neck language, sign language, face language and looks language.
We were arranged to learn some gesture language, the expert teachers were invited to the university to teach us some applied gesture language.
While we were singing the song using gesture language, I thought of my web friend "little angle".
Two booklets were handed out to us, taught by the teachers and we practiced to use the gesture language in the sparetime. In the short time we mastered the basic points.