2. 医学
  3. Hunting is at best a precarious way of procuring food, even when the diet is supplemented with seeds and fruits.

Hunting is at best a precarious way of procuring food, even when the diet is supplemented with seeds and fruits.

admin2013-12-06  23
问题 Hunting is at best a precarious way of procuring food, even when the diet is supplemented with seeds and fruits.
选项 A、uncertain
B、humble
C、worthy
D、unusual
答案A
解析 precarious不稳定的。
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