The teaching problem is mainly the problem of teachers' languagebehavior.
教学问题主要是教师语言行为问题；
2
Body language of PE is a kind of special languagebehavior in human social activities.
体育体语，是人类社会活动的一种特殊的非语言行为。
3
Pragmatic errors refers to the use of language to communicate, because of making inappropriate languagebehavior or violation of the speech rules, which is a pragmatic level error.