%0 Generic
%A Fernández Camargo, Sandra Milena
%A Parra Pérez, Diana Angélica
%A Averanga, Alfredo Jose
%A Corredor Plazas, Nelson Javier
%A Suárez González, Juanita
%A Coca García, María Camila
%8 2016
%U http://hdl.handle.net/10818/29141
%X By the end of this lesson the student will be able to  to show that something started in the past and has continued up until now.
%I Universidad de La Sabana
%K Present
%K Structure
%K Verb to be
%T Present Perfect Continuos
%~ Intellectum