Private Sub Command1_Click()

Dim x As Integer

x=Val(Text 1.Text)

Select Case{#blank#}1{#/blank#}

  Case Is>=90

    Text2.Text=“A”

  Case Is>=80

    Text2.Text=“B”

  Case Is{#blank#}2{#/blank#}

    Text2.Text=“C”

  Case Is>=60

    Text2. Text=“D”

  Case Else

    {#blank#}3{#/blank#}

End Select

End Sub

x=0

a=8

if a<9:

x=9

print (x)

x=20

if x>=100：

  y=5*x

else：

  y=4*x

print (y)

请在完成填空。

score = int(input('输入分数:'))

if score >= 90:

    grade = 'A'

elif score >= 60:

    grade = 'B'

else:

    grade = 'C'

 print (score,'属于',grade)

运行结果为：输入分数: 90

            {#blank#}1{#/blank#}