（）画面中，人们称“图”的部分为正形，“地”的部分为负形。
A、平面构成
B、色彩构成
C、立体构成
D、视觉构成
参考答案：A
预算定额中的人工工日消耗量可采用（）来确定。
A．工作研究
B．实测法
C．以概算定额中的人工定额为基础
D．以施工定额的劳动定额为基础
Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such as CGI (22) , can use to both store and retrieve information on the HTTP (23) side of the connection. Basically, Cookies can be used to compensate for the (24) nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .
A．graphics
B．processes
C．scripts
D．texts
