The red light above the elevator that he was at the tenth floor then.
A. suggested
B. symbolized
C. observed
D. indicated
网友回答
A. suggested
B. symbolized
C. observed
(答案→)D. indicated
解析:句意:电梯上红灯显示他在十层。suggested 建议; symbolized象征; observed观察;indicated显示,表明。根据句意故选D。