SPOOLing系统是 ______ 系统。
参考答案:虚拟存储分配
Don't forget ____ the pen ____ him. [ ]
A. to return, to
B. to return, for
C. returning, to
D. returning, for
下面程序段的作用:在窗体上一个命令按钮。单击命令按钮后,将程序中字符串 "Welcome Home"中的字符全部大写输出,其后字符"Wel Back"全部小写输出。请填空。 Private Sub Command1_Click()a = "Welcome Home";b = "Wel Back"c = 【8】 + LCase(b)Print c End Sub