第24题: [多项选择]国家对电力供应和使用的管理原则是() A. 安全用电 B. 节约用电 C. 计划用电 D. 鼓励用电 参考答案:A, C
第25题: [单项选择]Mr. Black said the local bird was an interpreter because ______.[A] the three Chinese birds didn't know English[B] it was different from the Chinese birds[C] he was making a joke 参考答案:C 答案解析:[解析] 布莱克说这只当地鸟是译员,显然是在开玩笑。