第16题: [单项选择]He is the only person who can ______ in this case, because the other witnesses were killed mysteriously. A. testify B. charge C. accuse D. rectify 参考答案:A 答案解析:testify 作证[(+for/against/to)]The next witness will testify for the defense.表明,证明[(+to)]The+ excellen
第35题: [单项选择]硫酸阿托品原料药的含量测定 A. 利用药物的阳离子(BH+)溴甲酚绿茵离子(In-)结合成离子对进行测定 B. 样品加冰醋酸10ml和醋酸汞试液4ml后,用高氯酸滴定液滴定 C. 用氯仿提取出药物,加适量醋酐,再用高氯酸滴定液滴定 D. 样品加冰醋酸与醋酐各10ml后,用高氯酸滴定液滴定 E. 样品加水制成每毫升约含16μg的溶液,在254nm处测定 参考答案:D