Which is wrong about array set

[YKQ]

Hello;
I first use VB++.
My code like this :
Dim sObject(1 To 3) As CheckBox
sObject(1) = Sheet2.CheckGAI10
sObject(2) = Sheet2.CheckGAI11
sObject(3) = Sheet2.CheckGAI12
But debug is error.
How to do?
Welcome any advices.
Thank you very much.