練習二：
    Today the car is the most popular sort of transportation in all of the United States. It has completely 1 the horse as a 2 of everyday transportation. Americans use their car for 3 90% of all 4 business. Most Americans are able to 5 cars. The average price of a 6 made car was , 50 in 1950, 470 in 1960 and up to , 750 7 1975.

During this period American car manufacturers set about 8 their products and work efficiency. As a result, the yearly income of the 9 family increased from 1950 to 1975 10 than the price of cars. For this reason 11 a new car takes a smaller 12 of a family's total earnings today. In 1951 13 it took 8.1 months of an average family's 14 to buy a new car. In 1962 a new car 15 8.3 of a family's annual earnings, by 1975 it only took 4.75 16 income.

In addition, the 1975 cars were technically 17 to models from previous years. The 18 of automobile extends throughout the economy 19 the car is so important to American. Americans spend more money 20 keeping their cars running than on any other item.

　　1.A.denied B.reproduced C.replaced D.ridiculed
　　2.A.means B.mean C.types D.kinds
　　3.A.hardly B.nearly C.certainly D.somehow
　　4.A.personal B.personnel C.manual D.artificial
　　5.A.buy B.sell C.race D.see
　　6.A.quickly B.regularly C.rapidly D.recently
　　7.A.on B.in C.before D.after
　　8.A.raising B.making C.reducing D.improving
　　9.A.unusual B.smallest C.average D.biggest
　　10.A.slower B.equal C.faster D.less

　　11.A.bringing B.obtain C.bought D.purchasing
　　12.A.part B.half C.number D.quality
　　13.A.clearly B.proportionally C.percentage D.suddenly
　　14.A.income B.work C.plans D.debts
　　15.A.used B.spent C.cost D.needed
　　16.A.month�餾 B.year�餾 C.family D.year
　　17.A.famous B.superior C.fastest D.better
　　18.A.running B.notice C.influence D.affect
　　19.A.then B.as C.so D.which
　　20.A.to B.in C.of D.for