Formula, Structure, and Rules of Past Perfect Tenses

Formula, Structure, and Rules of Past Perfect Tenses

Formula:

Subject + Had /Had + not + 3^rd form of verb + object

Examples:

1. I had lost my cellphone.

2.  He had not earned a money.

3. They had not moved to new location.

4. He had writing a letter.

5. She had cooked some food.