第30题: [单项选择]What worries the author most is that______. A. political manipulation through mass media will become normal B. our privacy will be threatened by businessmen C. there will be more crimes and frauds by high tech D. new types of evil weaponry will be invented 参考答案:A 答案解析:本句问的是冰箱的副作用是什么,只有A)表示此意,故选A)。
第31题: [单项选择]洋地黄类药物最适用的情况是() A. 扩张型心肌病发生快速室率心房颤动伴肺淤血 B. 肥厚梗阻型心肌病 C. 二尖瓣狭窄伴肺淤血 D. 心包积液伴呼吸困难 E. 主动脉瓣狭窄伴肺淤血 参考答案:A