2º Bach: Relative Clauses

First, you'll find a very brief explanation on the use of Relative Pronouns and some examples.
Relative Pronouns Chart and Explanation
Pronombres Relativos (Español)
Second, you'll see the difference between Defining and Non-Defining Relative Clauses:
Defining/Non-Defining
Third, there are some cases in which we can omit the Relative Pronoun:
Omission of Relative Pronoun
Finally, let's try some activities to reinforce the use of Relative Clauses:
Activity 1
Activity 2
Activity 3
Activity 4