What is told about Flight PLA 137 in Announcement (2)
A) It will be landing in 30 minutes. C) It has arrived 30 minutes ago.
B) It will take off in 30 minutes. D) It is delayed for 30 minutes.

A．Flight AF 206 from Pairs is stopping mid-way because ______.
B．the weather is bad
C．it needs repairing
D．it needs testing
E．the schedule has changed

A．Passengers who are going to buy a ticket.
B．Passengers who are waiting to leave the station or airport.
C．Service people who are working in the station or airport.
D．Service people who are working on the bus, plane or train.