第9题: [单项选择]Why can’t they meet on Thursday A. Because she wants to meet him on Wednesday. B. Because she has to go out of town. C. Because she is in charge of the project. D. Because she has another meeting. 参考答案:D 答案解析:[听力原文] M: I’d like to talk to you about our next building project. Can you fix a meeting for this
第22题: [单项选择]Have you talked to her lately A. lastly B. shortly C. recently D. immediately 参考答案:C 答案解析:lately和recently都表示“最近、近来”;lastly:最后;shortly:一会儿、不久;immediately:马上、立即。
第35题: [单项选择]数据库系统的核心是 A. 数据库管理员 B. 数据库管理系统 C. 数据库 D. 文件 参考答案:B 答案解析:[解析] 数据库管理系统支持用户对数据的基本操作,是数据库系统的核心软件,其主要目标是使数据成为方便用户使用的资源,易于为各种用户所共享,并增进数据的安全性、完整性和可用性。