【多选题】以下选项属于浏览器/服务器模式与客户机/服务器模式相比的优势的是( )
【单选题】Mr. Smith was the only witness who said that the fire was________.
【判断题】The house detective was a witness of the accident, so he was certain that it was the Croydons who had committed the hit-and-run. ( )
【单选题】Mr. Smith was the only witness who said that the fire was_.
【单选题】Mr. Smith was the only witness who said that the fire was ( ).
【单选题】客户机/服务器结构在客户端安装的会计软件的作用是( )。
【单选题】与封闭经济相比,在开放经济中政府的宏观财政政策的作用将( )。