English » Active/Passive Voice
Select the option that expresses the given sentence in passive voice.
You could put your money to good use.
Your money could be put to good use.
Your money could have been put to good use.
Your money is being put to good use.
Your money has been put to good use.
rules to make passive of sentence having modal verb is as below
active- subject+ modals+ v1+ objcet.
passive- object + modals+ be+ v3+ by+ object.
so the correct answer is option A that is
your money could be put to good use.
note- third form of verb put is put.