This document discusses the past perfect and past perfect continuous tenses in English grammar. It defines the past perfect tense as indicating an action that was completed in the past. The formula is subject + had + past participle. Examples of positive, negative, and interrogative sentences in the past perfect tense are provided. The past perfect continuous tense indicates an action that started in the past and continued up to another point in the past, stressing duration. Its formula is subject + had + been + present participle. Examples of sentences in the past perfect continuous tense are also given.

1. PSK TECHNOLOGIES
ENGLISH GRAMMER

2. Past Perfect Tenses
• Definition:-
Past perfect tense indicates that the action completed in the past.
• Formula
Subject + had + v3 +O

3. • Types of Sentences
1.Positive Sentences
• Formula
Subject+hv+v3+O
Example:-
1.John had gone out.
2.We had owned a car.
3.He had played Cricket.
4.They had bought a new Television.
5.I had seen such a big Building.

4. 2.Negative Sentences
• Formula
Sub+had+not+v3+O
Example:-
1.John had not gone out.
2.We had not owned a car.
3.He had not played Cricket.
4.They had not bought a new Television.
5.I had not seen such a big Building.

5. 3.Intrrogative Sentences
• Formula
Had+Sub+v3+O+?
Example:-
1. Had John gone out?
2. Had We owned a car?
3. Had He played Cricket?
4. Had They bought a new Television?
5. Had I seen such a big Building?

6. Past Perfect Continuous Tense
• Definition:-
The past perfect continuous tense indicates that a actin started in the
past and continued up to another point in the past.
Past perfect continuous usually stresses on the duration of time that
an action was taking place.
Formula
Subject + had +been+ v1+ing +O+ Time Reference

7. • Types of Sentences
1.Positive Sentences
• Formula:-
Sub+had+been+v1+ing+O+Time Reference
Examples:-
1.I had been working a the company for two yeas.
2. The poet had been writing poems since morning.
3.I had been helping him to do the task for four hours.
4.She had been watching the movie for two hour.
5.They had been preparing for exam since January.

8. 2.Negative Sentences
• Formula:-
Sub+had+not+been+v1+ing+O+Time Reference
Example:-
1.I had not been working a the company for two yeas.
2. The poet had not been writing poems since morning.
3.I had not been helping him to do the task for four hours.
4.She had not been watching the movie for two hour.
5.They had not been preparing for exam since January.

9. 3.Intrrogative Sentences
• Formula:-
Had+Sub+been+v1+ing+O+Time Reference+?
Example:-
1. Had I been working a the company for two yeas.
2. Had The poet been writing poems since morning.
3. Had I been helping him to do the task for four hours.
4. Had She been watching the movie for two hour.
5. Had They been preparing for exam since January.

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