It was ______that all of us were tired out when we arrived. 

Many people like white as a color as it is a _____ of purity.

 “China Daily”, whose editorial office is in Beijing, also has _______ in all major cities in China.

In order to understand the____ of the animal, she spent many years recording its daily activities.

There was only one ____ of transportation in this mountainous area five years ago.