Sentence:  And little Zeme North , a Dora with real spirit and verve , <WSD>was</WSD> fascinating whether she was singing of her love for Floyd , the cop who becomes sewer commissioner and then is promoted into garbage , or just dancing to display her exuberant feelings . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)