Listen to five short dialogues. For each one, choose the people you think are talking to each other. 1 a) a teacher and a pupil b) a parent and a child 2 a) a customer and a shop assistant b) a parent and a teacher 3 a) two pupils from the same school b) two pupils from different schools 4 a) a teacher and a pupil b) a parent and a child a de 5 a) a parent and a teacher b) two parents