从方框中选择适当的句子补全对话，有一项是多余的，请填入字母编号。
A: Good evening, Mr. Hall. 1
B: I’m from Canada.
A: 2
B: I work in No.1 Middle School. I’m a teacher.
A: 3
B: I teach English.
A: 4
B: Yes, I can. And I can speak a little Chinese, too.
A: Do you like working here?
B: Yes, I like it very much. And I like Chinese food.
A: Do you have any children?
B: 5 I have two, a son and a daughter.B
网友回答
(答案→)B
解析：
【小题1】根据答语I’m from Canada可知询问的是你来自哪里，故用where are you from。
【小题2】根据答语I work in No.1 Middle School. I’m a teacher.可知，询问的是职业和工作单位。
【小题3】根据答语I teach English可知询问的是教哪门学科。
【小题4】根据答语Yes, I can可知，问句是一般疑问句应是can引导的。
【小题5】根据答可知，