Simple Past Perfect or Past Perfect (Simple)

Signal words	Use	Form	Examples affirmative	Examples negative	Examples interrogative
already just never	mostly when two actions in a story are related to each other: the action which had already happened is put into Past Perfect, the other action into Simple Past the past of the Present Perfect	had + past participle* *(infinitive + -ed) or (3rd column of table of irregular verbs)	I had worked.	I hadn't worked.	Had I worked?
			He had worked.	He hadn't worked.	Had he worked?
			I had gone.	I hadn't gone.	Had I gone?
			He had gone.	He hadn't gone.	Had he gone?