Verb To Be class

Ok guys
In this video I explain some uses of the verb To Be giving examples.
Also this video finishes suddenly withou a good bye, it´s because this video was longer and I had to split it, so I apologize for it.
Nesse vídeo eu explico como seu usa o verbo to be em seus contextos. Desculpe o vídeo terminar de repente. Tive um problema durante a filmagem.



Exercise: http://www.agendaweb.org/verbs/to-be.html