Before the 20th century the horse provided day to day transportation in the United States.Trains were used only for long-distance transportation.
　　Today the car is the most popolar 1 of transportation in all of the United States.It has completely 2 the horse as a means of everyday transportation.Americans use their car for 3 90 percent of all personal 4 .
　　Most Americans are able to 5 cars.The average price of a 6 made car was ,050 in 1950, , 740 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 the automobile extends throughout the economy 19 the car is so important to Americans.Americans spend more money to 20 their cars running than on any other item.
　　1.A.kinds B.means C.mean D.types
　　2.A.denied B.reproduced C.replaced D.ridiculed
　　3.A.hardly B.nearly C.certainly D.somehow
　　4.A.trip B.works C.business D.travel
　　5.A.buy B.sell C.race D.see
　　6.A.quickly B.regularly C.rapidly D.recently
　　7.A.on B.in C.behind D.about
　　8.A.raising B.making C.reducing D.improving
　　9.A.unusual B.interested C.average D.biggest
　　10.A.slowest B.equal C.faster D.less than
　　11.A.bringing B.obtain C.bought D.purchasing
　　12.A.part B.half C.number D.side
　　13.A.clearly B.proportionally
　　C.percentage D.suddenly
　　14.A.income B.work C.plants D.debts
　　15.A.used B.spend C.cost D.needed
　　16.A.months�養(yǎng).dollar�餾 C.family D.year
　　17.A.famous B.superior C.fastest D.purchasing
　　18.A.running B.notice C.influence D.discussion
　　19.A.then B.as C.so D.which
　　20.A.start B.leave C.keep D.repairCloze Test 34
　　1.【答案】B　【解析】本題易錯選C.但mean不是名詞，“手段”和“方式”的名詞為means。
　　2.【答案】C　【解析】根據(jù)句子意思判斷，replace意為“代替”,正確。
　　3.【答案】B　【解析】Nearly的意思是“幾乎，大約”；hardly的意思是“幾乎不”；如：He could hardly do that.他幾乎不能做那件事。
　　4.【答案】A　【解析】本題易錯選D。但travel指遠距離的旅行，而trip指以工作和娛樂為目的的短距離旅行。
　　5.【答案】A　【解析】根據(jù)下句的意思判斷。
　　6.【答案】D　【解析】根據(jù)句子意思判斷，recently made意為“最近生產(chǎn)的”。
　　7.【答案】B　【解析】在某一年用介詞in。
　　8.【答案】D　【解析】因為“改進產(chǎn)品”與“提高工作效率”意思連貫，符合上下文意思。
　　9.【答案】C　【解析】句子意思為“平均家庭年收入”，所以應(yīng)選average。
　　10.【答案】C 【解析】than前面要用比較級。
　　11.【答案】D 【解析】根據(jù)句子意思判斷, purchasing為交易買賣的意思　　12.【答案】A 【解析】take a part在本句中意為“占一部分”。
　　13.【答案】B 【解析】這里需要一個副詞proportionally表達“按比例地;適當(dāng)?shù)�；相稱的，相當(dāng)?shù)摹币馑肌?BR>　　14.【答案】A 【解析】income上文中已提到。
　　15.【答案】C 【解析】cost指某物花費某人多少錢，如：The coat cost me.Spend指某人花多少錢買某物，如：I spent on the coat.
　　16.【答案】A 【解析】根據(jù)句子意思判斷。
　　17.【答案】B 【解析】superior to是短語，“優(yōu)于”的意思。
　　18.【答案】C 【解析】根據(jù)句子意思判斷。
　　19.【答案】B 【解析】as引導(dǎo)的原因狀語從句。
　　20.【答案】C 【解析】keep their car running是屬于keep sth.doing這個固定動詞短語，意為“保持……繼續(xù)進行”。