The passive form of 'who has broken the glass'? is ----
A
by who have the glass been broken?
B
by whom has the glass been broken?
C
by whom have the glass been broken?
D
whom has the glass been broken?
Correct Answer: by whom has the glass been broken?
Active sentence - এ who subject হিসেবে থাকলে Passive sentence - এ 'by whom' দিয়ে বাক্য শুরু হয় এবং পরবর্তীতে auxiliary verb + subject (active - এর object ) + মূল verb এর past participle form + extension ব্যবহৃত হয়।