Past Perfect Continuous   tense

Past executive continuous is employed purpose} endless action that was completed at some point of your time within the past.

General form:

Subject + had + been + verb + ing

All singular and plural subjects had + been +

Verb +ing

Rule 1:

The perfective tense imperfect tense is employed to indicate that one thing started within the past and continued up till once more within the past.

Examples:

We had been talking for over 2 hours

before Raja arrived.

He had been functioning at that company for 2 years once he went out of business.

How long had you been waiting to urge on the train?

She needed to sit down as a result she had been standing all day at work.

Leila had been teaching at the university for over 2 years before she left for London.

"For 10 minutes" and "for a week" are each terms that may be used with the perfective tense Continuous.

Even though these terms are associated with the current good Continuous, the length shouldn't continue up to now, it's to prevent one thing else within the past.

Rule 2

The perfective tense Continuous is to be wont to show the cause associated result of an action before another action within the past.

Examples:

Ali was tired as a result of he had been

walking.

Sam lost weight as a result of he had not ingestion properly.