第2题: [单项选择]What is the cost of a round trip A. Two dollars. B. Four dollars. C. More than that of a one-way trip. D. Double that of a one-way trip. 参考答案:D
第24题: [单项选择]有关中央脊髓损伤综合征的特点,以下不正确的是()。 A. 损伤多由颈椎过屈性损伤造成 B. 颈椎损伤时引起的根动脉及脊前动脉受阻,可加重该损伤 C. 上下肢瘫痪严重程度不一,上肢重于下肢,或一侧上肢瘫痪,或双下肢瘫痪 D. 手部功能障碍多明显,手内在肌萎缩 E. 损伤平面以下可有触觉及深感觉障碍 参考答案:A 答案解析:中央脊髓损伤综合征多由伸直型损伤造成,备选答案中除A外,其他都是其临床表现特点。
第28题: [单项选择]When fighting a fire in an enclosed space,the hose team should crouch as low as possible to(). A. protect themselves from smoke B. obtain the best available air C. allow the heat and steam to pass overhead D. All of the above 参考答案:D