Before the 20th century,(1)___________________. Trains were used only for long-distance transportation. Today the car is the most popular sort of transportation in all of the United State. It has completely replaced the horse as a means of everyday transportation. (2)_____________________. Most Americans are able to buy car. (3)________________________.During this period American car manufacturers set about improving their products and work efficiency. As a result,the yearly income of the average family increased from 1950 to 1975 faster than the price of car. For this reason purchasing a new car takes a smaller part of a family's total earnings today.
1. the horse provided day to day transportation in the United States
2. Americans use their car of nearly 90% of all personal trips
3. the average price of a recently made car was 2050$ in 1950, 2740$ in 1960 and up to 4750$ in 1975
发表于 2012-10-16 10:21
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发表于 2012-10-18 18:59
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