A、  B、  C、  D、  C图片中文件放在架子上的情景可以使人联想到bookshelf，rack，papers，stack，pile等单词。如果只听到(A)选项的前面部分，或者漏听了(B)选项中的单词boxes

(A)They’re looking at artwork in a museum.
(B)They’re painting the hallway.
(C)They’re hanging a picture on the wall.
(D)They’re exiting the museum.

(A)Papers are kept in a pile by the door.
(B)Papers are stored in boxes in the closet.
(C)Papers are stacked neatly on the shelves.
(D)Papers are shredded each day at twelve.