第17题: [单项选择]某信息系统项目,工程师年平均管理费为9000元,年有效开发天数为300天,人工单价为40元/日,每日计算机使用费为60元,人工费占直接费的比例为30%,则以人工费为计算机基础的企业管理费费率为 (34) %。 A. 25 B. 30 C. 43.33 D. 75 参考答案:D 答案解析:[分析] 根据公式: 企业管理费费率(%)=开发工程师年平均管理费/(年有效施工天数*人工单价)*100% 则有以人工费为基础的企业管理费率=9000/(40*300)=75%;2
第27题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. He’s going to visit a photo studio. B. He’s just bad his picture taken. C. He’s on the way to the theater. D. He’s just back from a job interview. 参考答案:D 答案解析:[听力原文]
W: Hi, Mike. I can hardly recognize you. Why are you dressed up today . Are you going to the