Change the following from active to passive:
Someone had left the emergency exit unlocked overnight.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. The emergency exit had been left unlocked overnight.
About the given sentence:
Type of sentence: Assertive
Tense: Past Perfect tense
Voice: Active voice
Subject: Someone
Object: The emergency exit
Structure for conversion:
Active: Subject + had + verb (IIIrd form) + object...
Passive: Object + had been + verb (IIIrd form) + by + subject...
Converted sentence:
The emergency exit had been left unlocked overnight.
Hence, the chosen option is correct.