The instructor needs to develope a plan for lecture which moves him through out the classroom and keeps students involved. Instructor can start asking each student why they chose this field of study and how they will apply the training to real life.
Using this information, he can freely move about the classroom and have each student show their plan for action. Take a few good plans and intermix with lesson being taught, using students idea to help demostrate the object of the lesson. This will force everyone to stay connected since their plan could be next.
Finally keep focusing… >>>