開(kāi)學(xué)啦zhc <p class="ql-block">師生問(wèn)好!</p> <p class="ql-block">疫情防控 開(kāi)窗空氣流通</p> <p class="ql-block">交材料</p> <p class="ql-block">課間活動(dòng) 拍手操</p> <p class="ql-block">發(fā)新書(shū)</p> <p class="ql-block">上課啦</p> 操發(fā)課間空氣流通開(kāi)窗新書(shū)問(wèn)好師生開(kāi)學(xué)拍手上課