Originally introduced by Netscape Communications, （） are a general mechanism which HTTP Server side applications, such as CGI （） , can use to both store and retrieve information on the HTTP （） side of the connection. Basically, Cookies can be used to compensate for the （） nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based （） .

can use to both store and retrieve information on the HTTP （） side of the connection.

A．Client

B．Editor

C．Creator

D．Server

玉竹具有的功效是

A．补血止血，滋阴降火
B．补血止血，滋阴润燥
C．补脾益气，滋肾润肺
D．养阴润燥，生津止渴
E．柔肝止痛，滋阴润肺