i feel today is endless

i am a customer service (OFFICER/REPRESENTATIVE/PERSONEL) for taobao 
我的工作是淘宝客服人员
i have many times (a lot of time) to learn English
我有很多时间学习英语
today i will (be) working until 24:00 （Today I will work until 24:00)
今天我要工作到24点
tomorrow is Tomb Sweeping Festival
明天是清明节
the building is empty
写字楼的人都走了
the office is quietly (-ly is -地， 她安静地走了(she went quietly) ）
办公室很安静
the teacher (my favorite who is free on website)not come (isn't here(不在）/did not come online(没上线）
我最喜欢的老师（在网上免费上课的）没有来
i feel (THAT) today is endless
我觉得今天好漫长哟