21.下列不屬于Flash菜單項(xiàng)的是(      )

A.修改                                

B.控制

C.文本                                

D.時(shí)間軸

22.在Flash的顏色設(shè)置中，可以使選擇顏色沒有意義的是(      )

A.Alpha為O                           

B.Alpha為50

C.Alpha為100                         

D.Alpha為200

23.在Flash中，使用矩形工具畫出正方形需按的鍵是(      )

A.Ctrl                                

B.Shift

C.Alt                                 

D.Ctrl+Shift

24.PWS最大能夠支持連接的數(shù)量級(jí)是(      )

A.5                                   

B.10

C.100                                 

D.1000

25.在XML的聲明中，encoding缺省的屬性是(      )

A.GB2312                              

B.BIG5

C.UTF-8                               

D.UTF-16