A、  B、  C、  D、  D注意人物的动作或者地点。(A)不要把此项错误理解成writing on a board之类的表达，也不要受到后面背景上的vote等词的影响而认为此项就是答案。(B)、(C)分别称人们

(A)They are looking at a document.
(B)They are folding a magazine.
(C)They are talking on the phone.
(D)They are opening some boxes.

(A)They are riding on a boat.
(B)They are in the middle of an open field.
(C)They are in the corridor of an office complex.
(D)They are seated at a table.