骨髓受到X线损伤时，将患有（）
A.缺铁性贫血
B.营养性贫血
C.巨幼红细胞性贫血
D.再生障碍性贫血
E.溶血性贫血
参考答案：D
________ his being late again, he lost his job and had to stay at home.[ ]
A．Owe to
B．As result of
C．In case of
D．Because of
完整的建设性三角州沉积从纵向上可以分成底积层（）层和（）.
