The old lady has developed a __________

题库总管2019-12-17  18

问题 The old lady has developed a __________ cough which cannot be cured completely in a short time.

选项 A.perpetualB.permanentC.chronicD.sustained

答案C

解析考查形容词辨析。perpetual“永远的,永恒的”,permanent“永久的,持久的”,chronic“长期的,慢性的”,sustained“持续的”。句意为“这个老妇人患了慢性咳嗽,短期不可能痊愈”。chronic disease专指“慢性病”,故选C。
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