补全对话。 A. Who is that man ? B. What's his name ? C. A woman . D. Is he an English teacher ? E. My name is Guo Jing. A: Hello!What's your name ? B: Hello! __ 1 __.What 's your name ? A: My name is Lin Tao. __ 2 __ B: He is my teacher . A: __ 3 __ B: No, he isn't . He is a Japanese teacher A: __ 4 __ B: Sorry , I don't know . A: Is your English teacher a man or a woman ? B: __ 5 __ Her name is Mary . And who's your English teacher ? A: Miss Gao is . She is thirty. B: But our English teacher is very old. I don't know how old she is . It's a secret.