第20题: [单项选择]Under ISM Code the ship to which it applies has to carry () A. an International Ship Security Certificate B. an International Oil Pollution Prevention Certificate C. a Safety Management Certificate D. an International Ballast Water Management Certificate 参考答案:C
第21题: [单项选择]细胞毒类抗癌药() A. 氮芥 B. 5-氟尿嘧啶 C. 丝裂霉素 D. 长春新碱 E. 卡铂 参考答案:A