A、  B、  C、  D、  C应该确定图片中没有人，画挂在墙上，椅子靠着墙壁。

(A)The bicycles have been placed in a rack.
(B)A structure is being built near some trees.
(C)A tire is leaning against the fence.
(D)The leaves have been raked into a pile.

(A)The gallery is crowded with people.
(B)Light fixtures are being attached to the ceiling.
(C)Some paintings are exhibited on the wall.
(D)A visitor is admiring some artwork.