Uzupełnij właściwym przedimkiem.

--- - a an sandwich

--- - a an pen

--- - a an apple

--- - a an sandwiches

--- - a an bag

--- - a an bike

--- - a an trainer

--- - a an book

--- - a an apples

--- - a an camera

--- - a an diary

--- - a an umbrella

--- - a an hat

--- - a an ID card

--- - a an books

--- - a an exercise book

--- - a an watch