第19题: [单项选择]A. A freshmen and the chairman of a student union. B. A newcomer of a company and a personnel in charge of human resources. C. A boss and a prospective client. D. The managers of two business partners. 参考答案:B 答案解析:[听力原文] M: Welcome aboard! Now that you have become one of the staff in our company, let me sho
第23题: [单项选择]在药物与受体的结合形式中,下列正确的是() A. 静电引力 B. 氢键 C. 范德华力 D. 疏水性结合 E. 以上都正确 参考答案:E 答案解析:药物与受体结合的形式有共价键和非共价键二大类,共价键键合形式是一种不可逆的结合形式。非共价键键合形式是可逆的结合方式,键合的形式有范德华力、氢键、疏水键、静电引力、电荷转移复合物、偶极相互作用力。所以