Questions 8 to 10 are based on the hollowing conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now listen to the conversation. Which statement is true

A．For six months of the year there is total darkness in Antarctic.
B．Even in the summer months the temperature is often below zero in Antarctic.
C．The expedition led by Ronald Amendment was the largest and best equipped expedition that had ever set out for the Antarctic.
D．Byrd’s major achievement was to introduce the use of aircraft, radio and other devices in polar exploration.

A．She has recently gone there.
B．It’s not a very good one.
C．There’s one in her home town.
D．It will be closed when she’s free.