第5题: [单项选择]The people who objected to the new approach were told that since work had already stared there was no point in ______. A. denying B. upsetting C. protesting D. competing 参考答案:C 答案解析:[解析] deny否认,拒绝;upset颠覆,推翻;protest抗议,反对,提出反对意见;compete完成。根据题意,只能选C。句意为:已经告诉那些反对新方法的人:既然工作已经开始,再反对也没有用
第29题: [多项选择]脂肪进入小肠可以引起 A. 胃排空加快 B. 胃液分泌增加 C. 胰液和胆汁分泌增加 D. 胆囊收缩素释放 参考答案:C,D 答案解析:[解析] 十二指肠内抑制胃排空的因素有:①肠一胃反射:在十二指肠壁上存在多种感受器,酸、脂肪、渗透压及机械扩张,都可刺激这些感受器,它们可反射性抑制胃运动,使胃排空减慢,这个反射即为肠一胃反射;②胰泌