第2题: [单项选择]下列哪项应考虑癌性胸水( )。 A. 胸水清澈、静置不凝固,比重<1.016—1.018,以淋巴细胞和间皮细胞为主 B. 胸水是谈血色,红细胞>10×1010/L C. 胸水淡黄绿色,比重>1.018,白细胞高于500xl06/L,pH<7.30,Rivalta试验阳性 D. 胸水有臭味,比重>1.018,白细胞为10×108/L,PH<7.OO,Rivalta试验阳性 E. 血性胸水,红细胞>5.0×108/L,胆固醇含量增高,LDH>500IU/L 参考答案:E
第22题: [单项选择]The Smiths were leaving that ______ town. Everybody wanted to escape its noise and pollution and was looking forward to a ______ country life. A. crowded; peaceful B. deserted; peaceful C. desert; thrilling D. empty; sour 参考答案:A 答案解析:下文谈到“escape its noise and pollution”可知城镇很拥挤,想要寻找一个安静的地方。