男性，48岁，右大腿中段明显肿胀疼痛，压痛，全身发热，可疑深部脓肿，可靠的诊断方法是 （）

A.查波动感

B.发热

C.疼痛

D.试行穿刺

E.拍X线片

Originally introduced by Netscape Communications, (1)are a general mechanism which HTTP Server side applications, such as CGI (2) ,can use to both store and retrieve information on the HTTP(3)side of the connection. Basically, Cookies can be used to compensate for the (4) nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (5) .

空白（2）处应选择（）

A.graphics

B.processes

C.scripts

D.texts