1 . 听下面一段较长对话，回答以下小题。
1. Who is Mary?

A．The woman’s mother.

B．The woman’s aunt.

C．The woman’s sister.

2. What did Mary do in 1984?

A．She competed in the Olympics and won.

B．She retired from swimming.

C．She worked at a bank.

3. When did Susan O’Neill break Mary’s world record?

A．In 1984.

B．In 1988.

C．In 2000.