What is Past Perfect Progressive Tense?

The activity was going on from a particular point of time in the past to another point of time and it was still going on when some other event took place. Past Perfect Progressive is also known as Past Perfect Continuous.

The use ‘Had’ in 1st/2nd/3rd Person Singular and Plural numbers in Past Perfect Progressive.

PERSON	SINGULAR	HAD	PLURAL	HAD
1st Person	I	had	WE	had
2nd Person	YOU	had	YOU	had
3rd Person	He, She, It	had	They	had

Past Tense Sentence Structure and Its Formula.

• PAST TENSE is divided into
  • Past Perfect Progressive
    1. Affirmative Sentence = Sub + had + been+ V1-ing+ Obj. + Others.
    2. Negative Sentence = Sub + had + not+ been+ V1-ing+ Obj. + Others.
    3. Interrogative Sentence = Had + Sub + been+ V1-ing+ Obj. + Others?
    4. Negative and Interrogative Sentence = Had + Sub +not + been+ V1-ing+ Obj. + Others?

• TENSE is divided into
  1. PAST TENSE is divided into
  2. Past Perfect Progressive
     1. Affirmative Sentence = Sub + had + been+ V1-ing+ Obj. + Others.
        1. I had been writing.
        2. We had been writing.
        3. You had been writing.
        4. You had been writing.
        5. He had been writing.
        6. She had been writing.
        7. It had been writing.
        8. Advaith had been writing.
        9. They had been writing.
     2. Negative Sentence = Sub + had + not+ been+ V1-ing+ Obj. + Others.
        1. I had not been writing.
        2. We had not been writing.
        3. You had not been writing.
        4. You had not been writing.
        5. He had not been writing.
        6. She had not been writing.
        7. It had not been writing.
        8. Advaith had not been writing.
        9. They had not been writing.
     3. Interrogative Sentence = Had + Sub + been+ V1-ing+ Obj. + Others?
        1. Had I been writing?
        2. Had we been writing?
        3. Had you been writing?
        4. Had you been writing?
        5. Had he been writing?
        6. Had she been writing?
        7. Had it been writing?
        8. Had Advaith been writing?
        9. Had they been writing?
     4. Negative and Interrogative Sentence = Had + Sub +not + been+ V1-ing+ Obj. + Others?
        1. Had I not been writing?
        2. Had we not been writing?
        3. Had you not been writing?
        4. Had you not been writing?
        5. Had he not been writing?
        6. Had she not been writing?
        7. Had it not been writing?
        8. Had Advaith not been writing?
        9. Had they not been writing?

You will study more about Past Perfect Progressive/Continuous and its rules to use (in Step-42).

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