4.1 Strengthen teachers' self-awareness and self-control <br>of body language 4.2 Strengthen the learning of body language types <br>4.3 Avoid using negative body language <br>4.4 Research shortcomings
4.1 Strengthen teachers' self-awareness and self-control over body language<br> 4.2 Strengthen the study of body language types<br> 4.3 Avoid using negative body language<br> 4.4 Deficiencies of the study
4.1 strengthen teachers' self-awareness and self-control of body language<br>4.2 strengthen the learning of body language types<br>4.3 avoid using negative body language<br>4.4 research deficiencies<br>