哌唑嗪可以
A.扩张小动脉B.钙增敏C.动静脉都扩张D.降低血中血管紧张素Ⅱ的浓度E.阻滞α受体
参考答案:E
The parents rushed to the hospital they heard that their son was injured.
A.at the moment
B.for the moment
C.the moment
D.in the moment
1978年与1957年相比,我国第三产业劳动者增加了多少人()
A.0.19
B.0.19亿
C.0.42
D.0.42亿