抗高血压药不包括
A．钾离子通道拮抗剂B．血管紧张素转化酶抑制剂C．作用于自主神经系统的药D．钙拮抗剂E．血管紧张素Ⅱ受体拮抗剂
参考答案：A
More and more high-rise buildings have been built in big cities ____ space.[ ]
A. in search of
B. in place of
C. for lack of
D. for fear of
再生障碍性贫血病人的骨髓象变化为
A．三系减少，细胞形态大致正常
B．全血细胞减少，骨髓幼稚细胞增生
C．粒系巨幼样变
D．增生明显活跃
E．红系核老浆幼
