If you were to change:
DoCmd.SendObject , , , strEmail, , , "Test 3", "Hi", False
to
DoCmd.SendObject , , ,"you@yourisp.ext" , ,strEmail, , "Test 3", "Hi", False
It should place the addresses in the BCC area and To: box would show your email only
DoCmd.SendObject [objecttype][, objectname][, outputformat][, to][, cc][, bcc][, subject][, messagetext][, editmessage]