【2013浙江丽水】第二节：听长对话，从A,B,C三个选项中选出正确的选项，回答问题。（共5小题，每小题1分，满分5分）听下面一段较长对话，回答6、7两个问题。
6. What is the relationship between the two speakers?
A. Teacher and student. B. Husband and wife. C. Mother and son.
7. What has Bill done?
A. He has walked the dog. B. He has cooked the meal.
C. He has done his homework
