第24题: [单项选择]下列各项,叩诊不会出现浊音的是()。 A. 肺不张 B. 肺空洞 C. 胸腔积液 D. 胸膜肥厚粘连 E. 胸壁水肿 参考答案:B 答案解析:肺内空腔性病变如其腔径大于3~4cm,且靠近胸壁时,如空洞型肺结核、肺脓肿液化和肺囊肿等,叩诊可呈鼓音。若空洞巨大,位置表浅且腔壁光滑或张力性气胸的患者,叩诊时局部虽呈鼓音,但因具有金属性回响,故又称
第31题: [单项选择]According to the author, a system of guaranteed subsistence minimum ______. A. demands too much from society B. makes freedom of contract impossible C. helps people take interest in their work D. helps bring about changes in the relationship among people 参考答案:D 答案解析:[解析] 本题可参照最后一段,从中可知D项为正确答案。