<p class="ql-block"><span style="font-size: 22px;">Nothing more than these enlarged pictures which was taken from the monitoring system made me happy and excited today，on September 10 ，the Teachers' Day. Though unclear , they are my favorite. He was completely absorbed by his books and materials ,thinking deeply and writing carefully , for two hours without raising his head , while some others were just seeing and turning books ,or even talking and discussing . His name is Liu Zhenru, who gave me the best gift today.</span></p>