GRE Text Completion: Fundamental 24 Sets-GRE填空基础24套 - 2J2Y2S_6F0JS2811!

The (i)____________ of turtles and tortoises is (ii)____________; one giant tortoise in a Calcutta zoo is believed to have reached the age of 250 years. A. transience B. legendary C. ubiquity D. dubious E. longevity F. perplexing