Question

is или are?
There...a bed in the room.
There...a rose in the vase.
There....two apples in the basket.
There....four balls in the box.
There....a cat in the bag.
There....a bike at the door.
There....lamps in the box.
There....policemen in the house.
There....a policemen in the house.
There....mice in the house.

Answer 1

is-используем когда говорим о ед.ч
are-используем когда говорим о мн.ч

is
is
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are
is
is
are
are
is
are