下面程序段的运行结果是（）。 FORI=5To1Step-2 PrintI NextI A: 5 B: 5、3 C: 5、3、1 D: 5、3、1、-1

step1： _________ ____________step 2: ____________step 3: ____________step4: ____________ ___________step 5: ____________step6: ____________step 7: ____________What's more: ___________

In _____, you organize the support in a paragraph. A: Step 1 B: Step 2 C: Step 3 D: Step 4

下列程序执行后，sum的结果是________。Dim sum As IntegerFor i = 1 To 4 Step 2 For j = 1 To i Step 2 sum += j NextNext A: 6 B: 9 C: 5 D: 7

有一段程序: a = Array(1, 2, 3, 4, 5, 6): s =1: For i = 5 To 1 Step -2: s = s * a(i): Next I, 执行后，s的结果是

执行下列程序段后，x的值为（ ）。x = 10For i = 1 To 5 For j = 1 To 5 Step 2 x = x - 1 Next jNext i A: -5 B: 5 C: 10 D: 0

What number in the above diagram represents when crossing over takes place? A: step 1 B: step 2 C: step 3 D: step 4

下列程序段中，循环体s = s +1执行了几次？For i = 0 To 7 Step 3 For j = 0 To 7 Step 2 s = s + 1 NextNext A: 5 B: 7 C: 12 D: 49

下列程序中 s = s + j 语句共执行了______次。 Dim s As Integer Dim i As Integer, j As Integer For i = 1 To 10 Step 2 For j = 1 To 5 Step 2 s = s + j Next j Next i Print s

运行如下程序后，输出结果为______。 a = 0 For j = 1 To 30 Step 2 a = a + j mod 5 Next j Print a