第14题: [单项选择]化脓性下颌骨中央性骨髓炎的好发部位是() A. 喙突 B. 体部 C. 正中联合 D. 升支部 E. 髁突 参考答案:B 答案解析:化脓性下颌骨中央性骨髓炎多在急性化脓性根尖周炎及根尖周脓肿的基础上发生,故化脓性下颌骨中央性骨髓炎的好发部位应该是会发生根尖病变的部位,即下颌骨体部,故选B。
第36题: [单项选择]Passage Two Questions 29 to 31 are based on the conversation you have just heard. A. An American protester. B. A 6-year-old Cuban boy. C. A TV cameraman. D. A psychologist. 参考答案:B 答案解析:[听力原文] 29-31 Watching his mother drown and then clinging to an inner tube for two days were p