27. About an hour later,the conductor began _______.
A. to buy the tickets B. to look for the tickets
C. to check the tickets D. to show the tickets
28. The conductor told the old man that he didn't need to buy another ticket because _________.
A. the man was very old B. he thought the old man had no money with him
C. the old man showed him the ticket D. he believed the old man
29. The old man still looked worried because _________.
A. he couldn't get on the train. B. he lost his ticket and a lot of money
C. he thought his wife would get angry with him D. he forgot where he was going
30. Which of the following is right?
A. The old man went on the trip with his wife B. The old man didn't find his ticket
C. The conductor was also an old man D. The old man had to buy another ticket









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