MFC combo box showing data

BOOL CprojectDlg::OnInitDialog()
{
    CDialog::OnInitDialog();

    // TODO: Add extra initialization here
    m_combobox1.AddString("Bilinear");
    m_combobox1.AddString("Near-neighbor");

    m_combobox1.SetCurSel(0);

    return TRUE;  // return TRUE unless you set the focus to a control
                  // EXCEPTION: OCX Property Pages should return FALSE
}