B: What happened?

A: The man fell asleep.

B: Was he smoking?

A: Yes, he was smoking a cigarette.

B: Did he die?

A: Yes, he did. His cat died, too.

B: That’s too bad. What about his smoke alarm?

A: The battery was dead.

B: A good battery would have saved his life.

A: He had cigarettes, but no battery.

B: It happens all the time.