听力原文:Attention, please. Tomorrow being the National Day, there will be no work from Oc
tober 1st to 7th. All the staff members are expected to take part in the celebrations to be held in our company this evening. It will begin at 6 p. m., please come to the party with relaxed mood at the center hall of our company on time. Everyone are expected to prepare a program for the party. Our career will be resumed as usual on October 8th. Best wishes to your wonderful holiday!
What's the purpose of the announcement?
A.To tell staff how to prepare for the party
B.To inform. staff of the party
C.To ask employees to work on holiday
D.To celebrate the National Day