Active and Passive Voice: Tense-wise Rules – Past perfect tense

Active and Passive Voice: Tense-wise Rules

Past perfect tense

Past Perfect Tense
had+been+3rd verb
Active Voice	Passive Voice
I had completed the assignment.	The assignment had been completed by me.
I had not completed the assignment.	The assignment had not been completed by me.
Had I completed the assignment?	Had the assignment been completed by me?

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