【正确答案】 B
【答案解析】解析:What is the conversation mainly about?
【正确答案】 A
【答案解析】解析:What does the woman say about the subject of ethnography?
【正确答案】 D
【答案解析】解析:Why does the man think that the course will be a good one for the woman?
【正确答案】 C
【答案解析】解析:Who is the first person the woman will interview?