2013ETS官方指南新增的gre题型解读（4）
2 The belief that politicians might become ______ after their election to office led to the appointment of ethics officers at various levels of government. A. scrupulous一丝不苟的，认真的 B. entrenched戒备的，防御的 C. venal腐败的，堕落的 D. puzzled令人困惑的 E. artific...