Being a failure, she punished herself. (Make it passive)

Active: Being a failure, she punished herself. 
Passive: Being a failure, she was punished by herself.

• Reflexive object (Herself, himself, myself, themself, ourself etc) যুক্ত  Active voice কে Passive voice এ রূপান্তর করার নিয়ম:
• Structure:
- প্রদত্ত Active voice এর Subject টি অপরিবর্তিত অবস্থায় Passive voice এর Subject হিসাবে প্রথমে বসে
- tense ও person অনুযায়ী auxiliary verb বসে
- মূল verb এর past participle form বসে + by বসে +  Reflexive object টি বসে।

যেমন:
• Active: He killed himself.
- Passive: He was killed by himself.