填空题 Listen to the conversation and complete the following sentences with NO MORE THAN TWO WORDS.

填空题 The man mainly talks about the rules related with the 1.

填空题 Anyone visiting the company should fill out a(n) 1first.

填空题 The stranger who doesn’t have a(n) 1or who is furtive should be reported to the security personnel.

填空题 The express term stipulates that the staff can not 1inside the building.