语法与词汇 Doctors are often caught in a _____ because they have to decide whether they should tell their patients the truthor not.

【正确答案】 C

【答案解析】句意：医生们常常陷入两难的境地，因为他们得决定是否应该告诉他们的病人真相。dilemma困境；进退两难；与or not表达相同概念，表示两难的选择。puzzle谜；难题。perplexity困惑；混乱。bewilderment困惑；迷乱。