听短对话，从题中所给的A、B、C三个选项中选择正确答案。每段对话听两遍。
6. W: Is this your grandfather, Peter?
M: No, he isn’t. He is my uncle.
7. M: Hi, I’m Jack Miller.
W: Hello, my name’s Gina Green.
8. M: Jane, is your father Jack Brown?
W: No, he is my uncle. My father is Mike Brown.
9. M: Mom, are these girls Jenny’s friends?
W: No, Ben. They are her cousins.
10. W: What’s this in English?
M: A pen. Oh, sorry, it’s a pencil.
11. W: Hi, Bob! What’s your phone number? My phone number is 289-9312.
M: My phone number is 208-9321.