与营养性缺铁性贫血的实验室检查结果不符的是()
A.血清蛋白降低
B.血清铁降低
C.转铁蛋白饱和度降低
D.红细胞游离原卟啉降低
E.总铁结合力增高
参考答案:D
The naughty boy spends most of his time playing computer games ______ his lessons. [ ]
A. rather than study
B. other than studying
C. rather than studying
D. other than to study
左心衰最早出现的症状是()。
A.端坐呼吸
B.夜间阵发性呼吸困难
C.刺激性干咳
D.心源性哮喘
E.劳力性呼吸困难