GRE Text Completion: Princeton-GRE填空Princeton - FAXZH7OH_ZJ252LH9

The athlete, once well respected for his work with the anti-drug programs, was scorned for his ____________ nature when medical tests proved he'd been using steroids for years. A. esteemed B. felonious C. sanguine D. disingenuous E. buoyant F. duplicitous