【正确答案】 Notice
Our company is going to hold an internal training recently which requires all the staff to take part in.
This training will last for three days, from Tuesday to Thursday, 9:00 a.m. to 5:00 p.m. Every one should follow the training teacher’s advice during this training. Moreover, please make sure that your cell phone should be turned off in class.
If you have something emergent, you can call the director to ask for leave.
Secretary：Helen