The old lady has developed a __________ cough which cannot be cured completel...

作者: tihaiku 人气: - 评论: 0
问题 The old lady has developed a __________ cough which cannot be cured completely in a short time.
选项 A.perpetual B.permanent C.chronic D.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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