问题
单项选择题
Most nurses are women, but in the higher ranks of the medical profession women are a ______.
A．scarcity
B．minority
C．minimum
D．shortage
答案
参考答案：B
解析：[分析] 词义辨析。 A．scarcity 缺乏，不足，罕见；B．minority 少数，少数民族；C．minimum 最小值；D．shortage 不足，缺乏：因此选项B为答案。