並前往http://www.plpb.edu.hk/wp-content/uploads/2020/05/%E4%BA%94%E5%B9%B4%E7%B4%9A%E6%95%B8%E5%AD%B8%E7%A7%91%E7%AC%AC%E5%8D%81%E4%BA%8C%E9%9A%8E%E6%AE%B5%E7%AD%94%E6%A1%88.pdf
