Open learning English teachers are teaching about the greeting. All students listen as intended, but it seems that there are students who got in front of the bow eye, do other than listen.
The classroom of English teacher was teaching about the greeting. All students listened intently, but it seems that there are students who are assiduously do something other than listen.
On English teacher's classroom teaching greeting. All the students listened intently, but seems to have student one was working on doing otherwise not pay attention.