Sentence:  She 'd <WSD>be</WSD> smart about it , get him to give it to her in little bills so 's nobody would suspect - maybe could n't get it until Monday account of that , the banks - But that was n't really long to wait . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)