Structure:
Affirmative:
|
Subject +had +present
participle form of verbs+ object/extensions
|
Negative:
|
Subject +had+
not+ present participle form of verbs+ object/extensions
|
Interrogative:
|
Had +Subject +
present participle form of verbs+ object/extensions?
|
Negative Interrogative:
|
Hadn’t +Subject
+ present participle form of verbs+ object/extensions?
|
Use
of Past Perfect Tense:
1: A completed action before something else in the past.
- When
we arrived when the film had
started. (= first the film started, then later we
arrived)
2: To explain or give a reason for something in the past.
- I'd eaten dinner so I
wasn't hungry.
- It had rained in the night,
so the train didn't arrive in time.
3: Stative verbs only: something that started in the past and
continued up to another action in the past.
- When
he graduated, he had
been in Dhaka for six years.
(= he arrived in Dhaka six years before he graduated and lived there
continuously until he graduated, or even longer)
4: As part of the third conditional.
If I had known
you were ill, I would have visited you
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