[单项选择]女性,22岁,3周前因上感发热5天。1天来胸闷,心悸,气短伴头晕,全身乏力。查体:体温37℃,脉搏70次/分,血压96/60mmHg,咽充血,双肺清,未闻及啰音,心脏不大,心律不整,心率76次/分,第一心音低钝,ECG示频发室性期前收缩,短阵室性心动过速。最可能的诊断是 A. 急性心肌炎 B. 急性心包炎 C. 扩张型心肌病 D. 感染性心内膜炎 E. 冠心病
第21题: [单项选择]We object to the idea that it is military force that should be ______ in settling international disputes. A. applied to B. resorted to C. fallen back on D. restrained from 参考答案:B 答案解析:resort to 依靠、求助于;apply to 向……申请(或要求);fall back on没有其他办法时救助;restrain... from...克制