第15题: [单项选择]Passage One Questions 26 to 28 are based on the passage you have just heard. A. No findings made to cure the disease. B. Pollution caused by the experiments. C. Killing animals for the sake of experiments. D. Accidents caused in the laboratories. 参考答案:C 答案解析:[听力原文] 26-28 Animal experiment is the base of American research and treatment of disease Each
第39题: [单项选择]关于良性前列腺增生症的药物治疗,正确的是()。 A. 适用于轻、中度症状的前列腺增生症 B. α受体阻滞剂作用于前列腺腺细胞,抑制前列腺增生 C. 5-α还原酶抑制剂抑制双氢睾酮生成而降低前列腺内平滑肌张力 D. 5-α还原酶抑制剂抑制睾酮生成而降低前列腺内平滑肌张力 E. 5-α还原酶抑制剂抑制双氢睾酮生成而使前列腺部分萎缩 参考答案:E 答案解析: