Americans travel by air in ( 1) the same way as Europeans and ( 2) travel by train. There are, in fact, not many railroad stations ( 3) in the USA, ( 4) the track (足迹，轨道，跟踪) is still being used, since most of America's freight (货运，运输) is still carried ( 5). As for passengers, there is a vast network (网状织物，网状系统) of airlines and airports in easy ( 6) of almost every American town. Airports, now the travel centers of the USA, ( 7) comfortable places ( 8) coffee shops and bars and clean restrooms.
Flying in America is ( 9) expensive than in many other countries, (10) the government subsidized (补助) air fares. Yet the different airlines are not state-owned and compete (竞争，竞赛) with one another for passengers.
Those who cannot (11) either train or plane take the Grey-hound (猎狗，卑鄙的人，骚扰) bus. (12) transport system (系统，制度) in the world carries so many passengers by night and by day. Drivers are (13) aid and have a wonderful safety record.
Europeans tend (14) their cars. But Americans treat their cars (15) as vehicles which are important (16) their lives — to take them to work, to shopping (购物) places, to picnics or to their friends. (17) when they take a vacation they rarely (稀少地，难得地) drive long distances.
There is (18) form of travel which is widely used in the USA, — the rented car. Every city and town (19) at least one car rented firm (公司), some of them are nationwide and have branches abroad (20).
1.all more as much
2.Japaneses the Japanese the Japan Japans
3.kept remained left remaining
4.for when although because
5.by train on train in train with train
6.reach grasp (抓紧，领会) master range
7.is are have been has been
8.beside by with have
9.most more less least
10.if because of when because
11.offer take reach afford
12.All None No Every
13.more greatly highly wonderfully
14.to love to loving to be loving loving
15.really only actually usually
16.for to with on
17.Except Because Besides /
18.other another the other some other
19.has had have has have had
20.other countries either also as well
答案：
DBCCA ABCCD
DCCAB BABCD
A superstar usually is someone who has become famous in sports or popular music, someone like folk (人们，民间的) ( 1) Michael Jackson. ( 2) the middle of 1980's Michael made a record album (相片册，邮票簿) ( 3) "Thriller (激情)". It quickly became the most ( 4) recording in the history of music and it made Michael Jackson a ( 5).
The word "super" means ( 6) that is extremely good. And of course, a ( 7) is a person who is famous. So people use "superstar" to describe the ( 8) people in sports, acting and ( 9).
One of the most famous sports superstars in the United States (10) boxer Muhammed Ali. (11) a young man, he won a (12) medal (奖章，纪念章) in the Olympics as a boxer. (13) he became the heavy-weight boxing champion of (14). (15) long, he was known as one of the greatest (16) most famous boxers in sports (17).
Muhammed Ali claimed (18) he was a champion that he was more famous than the president of the United States, the (19) of the Soviet (苏维埃) Union, (20) the secretary-general of U.N. He is a true superstar. Everyone knows his name.
1.business sportsman (运动员) film-star singer
2.At On In For
3.referred known thought called
4.good popular valuable excellent
5.superstar expert (专家，内行的) star rich man
6.somebody thing something all
7.singer star master winner
8.top well-trained tall good
9.music boxing play film
10.are was were is
11.Because of Like Because As
12.silver gold bronze (青铜，青铜色，青铜制品) best
13.Hopefully However Still Then
14.the world America the United States the whole country
15.After Before For Since
16.then but and rather
17.history field games affair
18.however that whether when
19.director head manager official
20.but or and yet
答案：
DCDBA CBAAD DBDAB CADBB
