Before the final examination, many students have shown ____ of tension. Some have trouble in sleeping while others have lost their appetite.

It’s reported that workers on London’s underground train network will go on strike（罢工）in ________ with colleagues losing their jobs at ticket offices. 

Though I really enjoyed the Guangzhou 2010 Asian Games, I found it rather difficult to understand the local people because of their confusing ____.

Unfortunately the restaurant he recommended fell far short of our _______. 

 After working all the day, he was so tired that he was in no _____ to go to the party with us.