Before the final examination, many students have shown of tension. Some have trouble in sleeping while others have lost their appetite.
A. anxiety
B. marks
C. signs
D. remarks
网友回答
A. anxiety
B. marks
(答案→)C. signs
D. remarks
解析：词义辨析。A焦虑；B痕迹，标志；C迹象；D言辞;谈论,评论；结合句意可知C正确。句意：在期末考试前，很多学生都表现出紧张的迹象。一些学生睡不着而其它一些人吃不下饭。