[听力原文]
W: How much are these pillows, please
M: Four dollars each or seven dollars for the pair.

How much does one pillow cost（）

A．They are feeling very tired.
B．They think the climbing is rewarding.
C．They are a little bit disappointed.
D．They don’t feel anything special.

A．In a passport office.
B．At an airport.
C．In a police station.
D．Outside a ticket office.