[单项选择]It can be learned from the text that the teachers ban harmful experiments to animals in order to______. A. maintain ecological balance B. please animal welfare groups C. get financial support from their sponsors D. protect necessary harmless experiments on animals
参考答案:D 答案解析:[解析] 事实细节题。原文倒数第二段中说,The teachers adopted the new policies also to fend off pro- posed legislation…t
第18题: [单项选择]男性患者,39岁,干部。2005年元月初下乡居住在老乡家中,因天气寒冷,老乡为其室内生炭火,次日发现昏迷在床上,急送当地医院就诊。既往身体健康,无脑外伤及抽搐病史,无高血压史,无烟酒嗜好,无精神失常史等。体检:意识丧失,无自主运动,对外界刺激无反应,呼之不应;口唇及面颊部呈樱桃红色;双瞳孔对光反射迟钝。 作为接诊医师你应该首先考虑哪一个诊断 A. 急性有机磷中毒 B. 食物中毒 C. 急性散发性脑炎 D. 急性一氧化碳中毒 E. 急性安眠药物中毒 参考答案:D