Change the voice :
We keep the books there.
AThe books are kept there
BThe books are being kept there
CThe books were kept there
DThe books were being kept there

AThe books are kept there
BThe books are being kept there
CThe books were kept there
DThe books were being kept there
Related Questions:
The Passive Form of :-
Food tastes delicious.
The Passive Voice of:-
No one turned on the fan .