第11题: [单项选择]People either don't have the money ______they aren't willing to spend it. A. (A) and B. (B) neither C. (C) or D. (D) although 参考答案:C 答案解析:Either... or is a paired conjunction. Choices (A), (B), and (D) are not paired with either.
第18题: [单项选择]治疗洋地黄中毒所致的室性早搏二联律,除停用洋地黄外,应首先给 A. 慢心律 B. 普萘洛尔 C. 钾盐 D. 溴苄胺 参考答案:C 答案解析:[考点] 洋地黄中毒的室性早搏治疗 [解析] 洋地黄中毒所致室性早搏,治疗时除停用洋地黄外,应首先考虑补钾。使心肌细胞内K+浓度升高,促进心肌细胞的除极化,维持心肌收缩