The pluperfect tense with être is used with the MR R VANS TRAMPED verbs (as seen in the perfect tense with être.) Also you need to make sure the past participle agrees with the subject pronoun, for ...
The perfect tense is used to say what you did or what you have done in the past. To form the perfect tense you need a subject, an auxiliary verb and a past participle. Perfect tense with 'être' in ...