Relative Pronouns

Hi guys
In this class I explain to you how we use relative pronouns, it´s very good in writing compositions and articles.
It´s very simple to learn.
Take a look.



Exercises: http://www.agendaweb.org/grammar/relative_pronouns_clauses-exercises.html

Present Perfect - Time Expressions

Hi guys
In this class I explain how to use time expressions in the Present Perfect. How do we work them?
It´s very simple.



Any questions, comments or suggestions please send me an e-mail, I´ll be glad to help you.

Present Perfect x Simple Past

Hey guys
In this video class I show you what´s the difference between Present Perfect and Simple Past. I agree that this can be confusing for latin native language students.
I call your attention to the small differences in context into these.



Exercise: http://www.englishpage.com/verbpage/verbs6.htm