听力原文:M: The man at the gate thinks that I take good care of my car. W: Why does he think that? M: He couldn't see any dirty spots on the outside and the inside is clean, too. Q: What do you learn about the man? (5)
【单选题】Like any other (constant) repeated action, speaking (has to) be learned, but once it (is learned), it becomes a generally (unconscious) and apparently automatic process.