第2题: [单项选择]研究人员发现,部分人类DNA片段就好比基因“电话总机”。______于这些片段的分子可以打开或关闭生成蛋白的基因,一旦出现故障,可能会______从抑郁到肥胖等众多疾病。 填入划横线部分最恰当的一项是( )。 A. 依附 诱发 B. 附着 引发 C. 依附 引发 D. 附着 诱发 参考答案:A 答案解析:[解析] “依附”,附着,依赖;“附着”,指较小的物体黏在较大的物体上。前者的动作比较抽象,后者则较为具体。“诱发”,指诱导启发,也指导致发生(多指疾病);“引发”,引起,触发。显然第二空用“诱发”比
第11题: [单项选择]A) He sent surgeons to serve in the army. B) Re provided soldiers with medical supplies. C) He recruited volunteers to care for the wounded. D) He helped to flee the prisoners of war. 参考答案:C 答案解析:[听力原文] What did Henri Dunant dO during the battle between the French and Austrian armies