GRE Text Completion: Fundamental 24 Sets-GRE填空基础24套 - BKVC40550YJZ455T!

After David left him waiting for the third consecutive time, Kirk realized that the same behavior he had initially valued as spontaneous and carefree was, in fact, simply ____________. A. capricious B. unpredictable C. extraneous D. unexceptionable E. captivating F. incontrovertible