在成年男性中,最常见的贫血原因是()
A.饮食摄入不足
B.肿瘤
C.睡眠不足
D.慢性失血
E.胃溃疡
参考答案:D
The human mind can many tasks that other animals cannot, like using language and judging what other people are thinking.
A.carry out
B.take out
C.put out
D.bring out
化验室的质量保证的目的是确认测量数据达到预期目标。