第8题: [单项选择]以下属于抗代谢抗肿瘤药的是 A. 紫杉醇 B. 顺铂 C. 塞替哌 D. 卡莫司汀 E. 巯嘌呤 参考答案:E 答案解析:巯嘌呤属抗代谢药,在体内转变成核苷酸6-巯肌苷酸,干扰嘌呤代谢,阻碍 DNA的合成。
第9题: [单项选择]In general, the amount that a student spends for housing should be held to one- fifth of the total ______ for living expenses. A. acceptable B. available C. advisable D. applicable 参考答案:B 答案解析:[解析] A项acceptable意为“可接受的”;B项available意为“可得到的,可买到的,可借到的”;C项advisable意为“可取的,适当的,贤明的”;D项applicable意为“能应
第10题: [单项选择]抗震颤麻痹() A. 乙琥胺 B. 新斯的明 C. 左旋多巴 D. 前列环素 E. 尼可刹米 参考答案:C 答案解析:
A. cut out highly processed foods and drinks B. eat a variety of fresh or very lightly processed foods C. eat vegetables and eggs D. eat foods recommended by a physician 参考答案:B 答案解析:参照文章最后一段第一句,不难得出正确答案为B。