A. Because they asked young students to work at night. B. Because their train was not safe. C. Because they hired college students illegally. D. Because their work practice system was unsafe. 参考答案:D 答案解析:[听力原文]27-28 (27[D])Two rail companies were fined a total of £325,000 yesterday for "an unsafe
第27题: [单项选择]After ______ seemed an endless wait, the arrogant superstar appeared onto the press conference. A. it B. that C. what D. which 参考答案:C 答案解析:代词题。在由after引导的介词短语中,what seemed(to be)起定语作用,修饰an endless wait。
第28题:[单选题]医疗事故的构成主体是( ) A. 医疗机构及其医务人员 B. 诊疗护理过程中 C. 行为具有违法性 D. 过失心态 E. 故意行为 参考答案:A