无痛注射方法中，下列哪项是不正确的()。A．解除病人思想顾虑，分散注意力 B．进针要

To get a better view of the stage, _________________ .

A．our seats had to be changed

B．we had to change our seats

C．our seats were changed

D．our seats will be changed by us

《丹溪心法·淋》说：血淋一症，须看血色分冷热，……色瘀者：（）

A.肾膀胱虚冷

B.肝肾不足

C.瘀血阻滞膀胱

D.下焦热

E.阴虚

男性，51岁，急性前壁心肌梗死，起病第2天发生心房颤动。心室率184次／分，血压84/60mmHg，气急发绀。宜首选哪项治疗措施（）

A.静脉注射美托洛尔

B.同步电击除颤

C.静脉注射毛花苷C

D.静脉注射多巴酚丁胺

E.静脉滴注乙胺碘呋酮

散打对抗竞赛中，用拳法击中对方上身身体躯干得（）分