Sentence:  Norman Paris has provided them with extremely effective orchestral accompaniment Turning to the current musical season on Broadway , the most widely acclaimed of the new arrivals , How to Succeed in Business Without Really Trying , has been transferred to an original cast album ( R. C. A. Victor LOC 1066 ; stereo LSO 1066 ) that has some entertaining moments , although it <WSD>is</WSD> scarcely as inventive as the praise elicited by the show might lead one to expect . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)