Q1: What do we learn about the man from the conversation?
Q2: What does the woman think of the information gained from an exit interview?
Q3: Why does the man want to rethink what he will say in the coming exit interview?
Q4: What does the man think he had better do?
Question19：What does the passage say about the mining industry in Western Australia?
Question20：What isthe impact of the digitization of the mining industry?
Question21：What isthe attitude of workers' union towards the introduction of new technology?