根据上文提示,补全对话.A：___?B：Sure.My name is Peter.*
注：“*”代替的内容为：
A：Where are you from?
B：I'm from Canada.
A：___?
B：No,I'm new here,but I have a pen pal.
A：Where does your pen pal live?
B：He lives in China.
A：Is this letter from him?
B：___?
A：What does he say in the letter?
B：He says he wants to study English with me.