Passage One Questions 26 to 28 are based on the passage you have just heard.

A．The isolated peoples mainly use coins and paper money as the medium of exchange.
B．The isolated peoples often engage in business activities with traders from outside.
C．The isolated peoples still extensively engage in barter.
D．Manufactured goods can be used as money.

A．His steering wheel isn’t working properly.
B．He will go on a holiday at once.
C．He practices vandalism (破坏财物)
D．His speedometer is out of order.