The correct passive form of "You must shut these doors" is ...
A
These must be shut doors.
B
Shut must be the doors.
C
Shut the doors you must.
D
These doors must be shut by you.
Correct Answer: These doors must be shut by you.
Must ( modal auxiliary ) যুক্ত active voice কে passive করার নিয়ম: obj কে sub + must + be + verb এর past participle form + by + sub কে obj. অতএব সঠিক passive form হলো - These doors must be shut by you.