Past Perfect Continuous.

How to form the Past Perfect Continuous:

The Past Perfect Continuous is formed with the subject + auxiliary verb 'have' in the past simple had + been + ing form of the verb.

 

The Past Perfect Continuous

Subject	Auxiliary 'had'	been	verb + ing
I	had	been	playing
You	had	been	playing
He	had	been	playing
She	had	been	playing
It	had	been	playing
We	had	been	playing
You	had	been	playing
They	had	been	playing

 

Past Perfect Continuous - negative:

 I had not been playing / I hadn't been playing.

To form the Past Perfect Continuous negative use the auxilliary verb 'have' in the past simple + not  (had not / hadn't) + been + ing form of the verb.

 

The Past Perfect Continuous - Negative

Subject	Auxilary 'had'	been	verb + ing
I	had not / hadn't	been	playing
You	had not / hadn't	been	playing
He	had not / hadn't	been	playing
She	had not / hadn't	been	playing
It	had not / hadn't	been	playing
We	had not / hadn't	been	playing
You	had not / hadn't	been	playing
They	had not / hadn't	been	playing

 

Past Perfect Continuous - Questions:

 Had I been playing?

To make questions with the Past Perfect Continuous use the auxiliary verb 'had' + subject + been + ing form of the verb.

 

The Past Perfect Continuous - Questions

Auxiliary 'had'	Subject	been	verb + ing
Had	I	been	playing?
Had	you	been	playing?
Had	he	been	playing?
Had	she	been	playing?
Had	it	been	playing?
Had	we	been	playing?
Had	you	been	playing?
Had	they	been	playing?

 

Past Perfect Continuous - Negative Questions:

 Hadn't I been playing?

To make negative questions with the Past Perfect Continuous use the auxiliary verb 'had' + not = hadn't +subject + been + ing form of the verb.

 

The Past Perfect Continuous - Negative Questions

Auxiliary 'hadn't'	Subject	been	verb + ing
Hadn't	I	been	playing?
Hadn't	you	been	playing?
Hadn't	he	been	playing?
Hadn't	she	been	playing?
Hadn't	it	been	playing?
Hadn't	we	been	playing?
Hadn't	you	been	playing?
Hadn't	they	been	playing?