Past Perfect | Action of Past Perfect Tense

Definition:-

                   We use past perfect when we express about past before past.

                                                                 OR

                    We use action of past perfect tense when we talk about double past.

Formulas:-

·         Affirmative          : Subject+had+Verb(Past Participle form)+Object.

·         Negative              : Subject+had+not+Verb(Past Participle form)+Object.

·         Interrogative       : Had+subject+not+Verb(Past Participle form)+Object?

·         InterroNegative : Hadn’t+subject+not+Verb(Past Participle form)+Object?

Short Form:-

·         Had not = Hadn’t

Examples:-

·         Robert had gone before you came.

·         Had Bill completed his work before the boss came?

·         Hadn’t you knocked at the door before he opened the door?

·         Why had you gone to college before I went?

·         What had the teacher taught in the class before I came?