Answer :
Final answer:
The past perfect tense is used to show actions completed before another past action.
Explanation:
The past perfect tense is formed by using 'had' + the past participle of the verb, indicating an action completed before another past action. For example:
- Naveen had finished cooking before he went to sleep.
- By the time I reached the concert hall, the programme had already started.
- After I had visited my aunts in Delhi, I returned to my hostel.
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