<p><span style="font-family: 微软雅黑; font-size: 12px; background-color: rgb(255, 255, 255);">很及时,很有必要,<span style="font-family: 微软雅黑; font-size: 12px; background-color: rgb(255, 255, 255);">对学习有帮助。<span style="font-family: 微软雅黑; font-size: 12px; background-color: rgb(255, 255, 255);">感恩国培!</span></span></span></p>