I´ve already finished my homework
It has a link with Past Simple Tense
I had been in the school before I left out at 5 pm
Actions in the past before another actions
Have you ever gone to the Gold Museum in Bogota?
I´ve not bought sausages in the supermarket for 3 weeks
Ecuador had won all the matches before they played in Qatar
That man had been in prison, ´cause he stole in a store
It´s formed by: Aux had/hadn´t + verb in Past Participle Tense
My parents had worked during this week before they went on vacations
Auxiliary have/has + verb in Past Participle Tense
Used for actions that happened in the past and are done in the present
It comes out for the Third Conditional
It has a link between the past and present
The Past Perfect is known as Pluperfect Tense
Mr. Luis has taught English since 2014
We haven´t ridden on horseback yet
Abraham Lincoln´s School has offered a guaranteed education for 18 years
It´s used to talk about actions in the past