background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg

阅读下面程序： Private Function a(load As Integer) As Single If load ＜20 then money = load/2 else money =20 + load end if a = money End Function Private Sub Form_Click( ) Dim load As Integer, fee As Single Load = InputBox("请输入一个数:") fee= a(loaD) Print fee End Sub输入20，运行后的输出结果是 【6】 。

There is a referral fee besides a per-item fee fee for individual sellers to pay.( )

阅读下面程序。 Private Function a(load As Integer) As Single If load ＜ 20 then money=load / 2 else money=20+load end if a=money End Function Private Sub Form Click() Dim load As Integer，fee As Single Load=InputBox("请输入一个数：") Fee=a(load) Print fee End Sub 输入20，运行后的输出结果是 【13】 。

When was Ralph Waldo Emerson born? A: January 4, 1801 B: May 25, 1803 C: August 30, 1806 D: December 31, 1800

c__f____ n. 咖啡 A: a,ee B: a,fee C: o, fee D: o, ee

运行以下程序时，由键盘为变量load输入的数据为20，输出结果为______。 Private Function Wei(load As Integer)，Money As Single If load＜20 Then Money=load/2 Else Money=20+load End if Wei=Money End Function Private Sub Form _Click() Dim load As Integer，fee As Single load=InputBox(“请输入一个数：”) fee=Wei(loaD) Print fee End Sub A: 10 B: 20 C: 30 D: 40

以下哪个指的是货到付款（） A: freight collect B: freight prepaid C: fee collect D: fee prepaid

png的最优值是（） A: -2 B: -6 C: -45/4 D: -7

In 1803 the United States purchased Louisiana from _____.