how to teach verb to be

the lesson plan to take into account in the moment of teaching:

http://es.slideshare.net/andogaca/first-lesson-plan

here we have exercises to apply in classroom:

http://es.slideshare.net/andogaca/exercises-by-luis-fernando-galeano-cadozo

image taken from: http://revreh.blogspot.com/2015/03/simple-present-for-verb-to-be.html