GRE Text Completion: Fundamental 24 Sets-GRE填空基础24套 - 5A2N9PDLC05HO2O6!

Patricia is so ____________ that she is unable to tolerate others deviating in the least from rules and conventions. A. importunate B. imperturbable C. unshakable D. punctilious E. complaisant F. meticulous