They will demolish the entire block. Change into passive voice.
AThe entire block is being demolished.
BThe block may be demolished entirely.
CThe entire block will have to be demolished by them.
DThe entire block will be demolished by them.
AThe entire block is being demolished.
BThe block may be demolished entirely.
CThe entire block will have to be demolished by them.
DThe entire block will be demolished by them.
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Change into Passive form:-
"Do the hounds kill the fox" ?