问题
选择题
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
答案
答案：C
anxiety与 tension 同义，意思为"紧张"；mark"记号，痕迹"； sign"迹象，现象，标记"； remark"评论"。根据句意，应为show signs of tension"表现出紧张的样子"。答案C。