VERB TO BE ENGLISH GRAMMAR (TABLA DESCRIPTIVA USO DEL VERBO SER O ESTAR)

GO TO THIS LINK.

http://www.aprenderinglesfacil.es/2008/03/verbo-to-be-ser-o-estar.html

RESUME OF QUESTION TAGS

http://www.youtube.com/watch?v=t6X2ylGUz0k&feature=related

QUESTION TAGS USES

Hello, everybody!
This is a tutorial about Question Tags.
Check it up!

http://www.youtube.com/watch?v=pKf2GcwFywc&feature=related