If they are your teacher say “I think they are both really good teachers.They take the time out of there day to help us out. They also make sure we always understand about what we are learning about.”
Listeners get to use their imagination from the sounds on the radio as exemplified by a program in the early '60's called he Goon Show of the BBC in London which was a comedy show with many sound effects like horses clopping which made the program very entertaining.