1．What's the conversation mainly about?

A．How to travel around the city．

B．How to go to the zoo．

C．How to get to the train station．

2．Which bus can the speakers take to go to the train station?

A．No．7．    B．No．12．    C．No．25．

3．How will the speakers go to the destination?

A．By bus．    B．On foot．    C．By bike．