並前往https://webook.com.tw/wp-content/uploads/books/%E7%B5%A6%E7%BE%BD%E7%BF%BC-20220725-%E8%AA%9E%E8%A8%80%E5%AD%B8%E7%BF%92-16%E6%9C%AC/P174-P181-%E4%BA%BA%E9%A1%9E%E8%8B%B1%E8%AA%9E%E6%9B%B8-16/%E6%96%B0%E5%A4%9A%E7%9B%8A500,%20700,%20900%E5%88%86%E5%85%A8%E6%94%BB%E7%95%A5%EF%BC%8C%E4%B8%80%E4%BD%B5%E6%90%9E%E5%AE%9A%E6%89%98%E7%A6%8F%E3%80%81%E8%8B%B1%E6%AA%A2%E3%80%81%E9%9B%85%E6%80%9D%E3%80%81GRE.pdf