But after World War II, when air travel became popular, it never got back its old sense of romance, and it finally ____(停业) in 1977.
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Although we complain when our plane isn't ____(按期) or when we have to wait in a traffic jam, we also complain about always being in a hurry.
We are always ____(在移动中), and we don't have much patience with slow systems of transportation.
Every ____(偶尔), we hear the sound of a train whistle clear and high in the night air and we feel sad.
By the time the train has ____(停下) Montreal, the traveling “detectives” will have figured it out and caught the “criminal.”