When a passenger asks about the gate number for their flight， you should：

When a passenger asks about the gate number for their flight， you should：
A.I don't know， check the board later.
B.Let me check the flight information for you. Your gate number is [gate number].
C.Gate numbers change all the time.
D.Figure it out yourself.
正确答案：B
试题解析：当乘客询问航班登机口时，工作人员应积极帮忙查询并准确告知。