（1）What does Paul do？
A.A doctor.
B.A train driver.
C.A policeman.
（2）What happened when Marin was smoking？
A.A fire broke out.
B.The train stopped.
C.The train slowed down.
（3）When can Martin take the train again？
A.Six months later.
B.Five months later.
C.Four months later.
（4）What does the speaker tell us to do？
A.Stop smoking.
B.Be careful of fire.
C.Follow the rules.