Tiempos gramaticales (II)

Detalles:

Duracion: 5h
Inicio: 2012-12-19 16:00:00
Fin: 2013-02-11 16:00:00
Modalidad: Presencial
Importe: 100
Profesores:8

Duración (5 horas)
 
Present continuous and present simple
Present perfect (I have done)
Compare present perfect and past simple
Present perfect continuous (I have been doing)
Compare Present perfect continuous and simple
Past perfect (I had done)
Past perfect continuous (I had been doing)