填空题 Tom: So, tell me about your family. Have you got any brothers or sisters?
Barbara: Yeah. I've got three sisters (56)
Tom: Three sisters. (57) ?
Barbara: Well, the oldest is twenty-three. The second oldest is twenty-one, and the youngest is nineteen.
Tom: And what do they do?
Barbara: The oldest one has two children, and they keep her pretty busy. The second oldest, is in college like me. She (58) computer science. And the other one is still in high school.
Tom: And what about your dad? (59) ?
Barbara: Oh, he's a lawyer.
Tom: Oh, really? And your mom? (60) , too?
Barbara: Yeah, she's a journalist. She works for a travel magazine,