PAST PERFECT TENSE:
It is used to describe the completed actions. The action that started in the past is finished, or complete.
- I had learned English.
- We had enjoyed our holidays.
- They had completed their homework.
We can use the past perfect to show the order of two past events. The past perfect shows the earlier action and the past simple shows the later action.
- We had taken our dinner before my father went to his office.
- When the teacher entered the classroom, he had completed his test.
- The patient had died before the doctor came.
- The students had not learned English.
- The thief had not run away before the police reached there.
- I had not watched a horror movie.
- Had the children made a noise?
- Had he gone to the market before I reached his home?
- Had I sent him a letter?
- Had they not sung a song?
- Had you not done shopping before I met you?
- Had he not gone to Canada?