室速伴严重血流动力学障碍时,终止发作的首选措施是()
A.利多卡因
B.普鲁卡因酰胺
C.慢心律
D.电复律
E.胺碘酮
参考答案:D
—I won’t go to the cinema this evening. I ______ watch the charity show. It’s more exciting.
A.had better
B.would rather
C.ought to
D.have to
某类房地产的需求价格弹性系数为2,当价格为3000元/米2时,某地房地产市场需求量为100m2,若价格下降10%,需求量为()m2。
A.100
B.110
C.120
D.200