VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "轉換"
      Height          =   615
      Left            =   1560
      TabIndex        =   4
      Top             =   2280
      Width           =   1455
   End
   Begin VB.TextBox Text2 
      Height          =   615
      Left            =   2280
      TabIndex        =   3
      Top             =   1440
      Width           =   1335
   End
   Begin VB.TextBox Text1 
      Height          =   615
      Left            =   2280
      TabIndex        =   2
      Top             =   480
      Width           =   1335
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      Caption         =   "您的成績"
      Height          =   495
      Left            =   600
      TabIndex        =   1
      Top             =   1440
      Width           =   1335
   End
   Begin VB.Label Label1 
      Alignment       =   2  'Center
      Caption         =   "輸入分數"
      Height          =   615
      Left            =   600
      TabIndex        =   0
      Top             =   480
      Width           =   1335
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub Command1_Click()
Dim x As Single, y As String
x = Val(Text1.Text)
Select Case x
Case 90 To 100
    y = "優"
Case 80 To 90
    y = "良"
Case 70 To 80
    y = "中"
Case 60 To 70
    y = "及格"
Case Else
    y = "不及格"
End Select
Text2.Text = y
End Sub