参考答案

正确答案：B
解析：Question: What does the man have to do before taking the course of computer programming?
本题为细节题。对话中女士问男士是否上过数据处理课程(data processing course)，并且说到data processing is a course you have to take before you can take computer programming．(数据处理是学计算机编程前必须要上的课程)。A是说学习计算机语言；C是说买些电脑软件；D是说买些教材，对话中均未提及。