Select the option that expresses the given sentence in passive voice.
Switch off the lights before you leave.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Let the lights be switched off before you leave.
Type of sentence: Imperative sentence (command/request)
Tense: Simple present (imperative form)
Given voice: Active
Subject: (You – implied)
Object: The lights
Structure for conversion:
Active: Verb + object
Passive: Let + object + be + past participle (V3)
Converted sentence: Let the lights be switched off before you leave.
Hence, the chosen option will be correct.