৩৫তম BCS — Voice Change প্রশ্নসমাধান

এই টপিক থেকে ১টি প্রশ্ন — passive of 'You must shut these doors'.

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প্রশ্ন ৪১: Passive of "You must shut these doors"?

Answer: These doors must be shut ✓

Modal Verbs in Passive Voice

Subject (object→subject) + Modal (must/can/will) + be + V3 (past participle)

Conversion

Active:  You [subj] must [modal] shut [verb] these doors [obj]
Passive: These doors [new subj] must [modal] be shut [new verb]

Modal Passive Patterns

Active	Passive
You must do it	It must be done
You should call him	He should be called
You can solve this	This can be solved
You will finish it	It will be finished

Quick Rule

• Active object → Passive subject
• Active verb + modal → Modal + be + V3
• 'By + agent' optional (usually omitted if obvious/unimportant)

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টপিকটি গভীরে শিখুন

Voice Change — মূল লেকচার শিট — Active-passive conversion, all tenses, modal verbs, complex sentences।