阅读下面的短文，请根据短文后的要求答题(请注意问题后的字数要求)。
In the United States, train transportation is unpopular compared with cars and airplanes. Most people like traveling by car or by air.
Officials of the United States Department of Transportation made a study in 2001. The study is about how many miles Americans traveled by different means of transportation. They only studied trips longer than 50 miles. The study showed that fiftysix percent of all miles were traveled in personal vehicle. Fortyone percent were traveled in an airplane. Two percent were traveled in a bus. And less than one percent of miles were traveled in a train.
Amtrak is the national provider of train transportation in the United States. In the past ten years, the number of its passengers has increased by eighteen percent. Although the number of passengers has increased, it is still very small now. In countries such as France, Germany, or Japan, more people use trains.
There are several reasons why many people ________________________________________________________________________.
Firstly, Americans love to drive their own cars. On highways, cars can travel as fast as trains. These highways connect all major cities in America.Secondly, many travelers like to be independent. When they use their own cars they can decide when to travel. Thirdly, many buses travel between major cities. Bus travel is less costly than train travel.
In a huge country like the United States, cities are far away from each other. In some cases, travel from one city to another by train may take more than a day. Airplanes can carry passengers over long distances much faster._People_who_do_not_want_to_spend_long_time_traveling_by_train_decide_to_fly,_because_for_them_saving_time_is_the_most_important_thing.
76．What is the best title of the passage? (within 10 words)
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77.Which sentence in the passage is the closest in meaning to the following one?
It's convenient for people to decide the startoff time when they travel in their own cars.
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78．Please fill in the blank in the fourth paragraph with proper words or phrases to complete the sentence.(within 10 words)
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79.What means of transportation do you like best when traveling, trains, cars, or planes? Why? (within 15 words)
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80.Translate the underlined sentences in the last paragraph into Chinese.
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