Option Base 1Private Sub Command1_Click()Dim a(1 To 10)For j = 6 To 10a(j) = j * 2Next jPrint a(1) + a(j)End Sub程序运行后，单击命令按钮，输出结果是（）。 A: 5 B: 20 C: 22 D: 显示出错信息

class Employee{ private static int nextID = 1; private int id;}在Employee对象中，每个对象都有（）字段，所有对象共享（）字段

声明一个变量为局部变量应该用（ ）。 A: Private Sub Command1 Click() n=5：x=1 Do X=X * I I=I + 1 Loop While I ＜ n Print x End Sub B: Private Sub Command1_Click() n=5：X=1：I=1 Do X=X*I I=I + 1 Loop While I ＜n Print x End Sub C: Private Sub Command1_Click() n=5：X=1：I=1 Do X=X * I I=I + 1 Loop While I＜=n Print X End Sub D: Private Sub Command1_Click() n=5：X=1：I=1 Do X=X * I I=I + 1 Loop While I＞n Print X End Sub

Investigating a private car in a city, the survey unit is ( ) A: Every family in the city with a private car B: All families with private cars in the city C: All private cars in the city D: Every private car in the city

default private public 访问权限逐渐扩大的正确顺序 A: private default public B: public default private C: default private public

执行下列事件过程，b的值是（）。Private Sub Fo... a - 1 End IfEnd Sub

已定义类ABC：classABC{private:intx,...1); 则将会自动调用哪个构造函数？（

下面程序的输出结果是 Private Sub Command1_Click() ch$="ABCDEF" proc ch Print ch End Sub Private Sub proc(ch As String) S="" For k=Len(ch) To 1 Step-1 s=s & Mid(ch,k,1) Next k ch=s End Sub

In business， there are several types of business organization， what are these？（ ） A: Private B: Public and Voluntary C: Voluntary and Private D: Public, Private and Voluntary

设窗体上有一个标签Label 1和一个计时器Timer1，Timer1的Interval属性被设置为1000， Enabled属性被设置为True。要求程序运行时每秒在标签中显示一次系统当前时间。下列可以实现上述要求的事件过程是( )。 A: Private Sub Timer1_Timer() Labell.Caption=True End Sub B: Private Sub Timer1_Timer() Labell.Caption=Time$ End Sub C: Private Sub Timer1_Timer() Labell.Interval=1 End Sub D: Private Sub Timer1_Timer() For k=1 To Timerl.Interval Label1.Caption=Timer Next K End Sub