`Why are you doing this?` — Change it into passive voice.
Why this is done by you?
Why is this done by you?
Why is this being done by you?
By whom is this done?
Explanation:
Correct Answer is: Why is this being done by you?

Why this is done by you?
Why is this done by you?
Why is this being done by you?
By whom is this done?
Correct Answer is: Why is this being done by you?

What is the verb form of the word `ability`? Option A: capable , Option B: inability , Option C: enable, Option D: unable, correct answer is: enable
The board meeting was called ___ due to the sudden demise of the CEO. Option A: down , Option B: off , Option C: shut, Option D: closed, correct answer is: off
What is the correct part of speech of the underlined word?He was never the wiser for his experience. Option A: Pronoun , Option B: Adjective , Option C: Adverb, Option D: Verb, correct answer is: Adverb
Did you ever `return` the video? The underlined/quoted word is- Option A: verb , Option B: adverb , Option C: noun, Option D: adjective, correct answer is: verb
Choose the adjective form of the word `sun`- Option A: sunner , Option B: lunar , Option C: solar, Option D: shiny, correct answer is: solar