Price continued to rise ______ pay was still low, with the result ______ the government became increasingly unpopular.

A．when; that

B．while; which

C．when; which

D．while; that

窦性心动过缓时出现心排血量不足可用何药治疗（）

A.胺碘酮

B.洋地黄

C.多巴胺

D.异搏定

E.阿托品