第3题: [单项选择]有关二尖瓣狭窄的早期病理生理改变,下列不恰当的是() A. 肺静脉压升高 B. 左房压升高 C. 肺毛细血管楔压升高 D. 低心排血量 E. 肺淤血征象 参考答案:D 答案解析:二尖瓣狭窄血流梗阻明显时,左房压升高,肺静脉淤血,肺毛细血管楔压升高,晚期至心功能严重受损时,才会出现明显心排血量减低
第19题: [填空题]Those who ______ at parties not only spoil their image but their drunken behavior could endanger the safety of their own as well as others’. 参考答案:get drunk 答案解析:本题空白处问“聚会上醉酒的后果”。根据关键词"drunk"定位于"Drink and be Merry"小标题下。从原文第八段倒数第二句"As a result,drunks not only mak