There have been many great inventions, which have changed the way we live. The f

Therehave been many great inventions, which have changed the way we live. The firstgreat invention was    1   that is still veryimportant today—the wheel(轮子). This made it easier to

   2     heavy things and to travel longdistances.

Forhundreds of years after that there were few inventions that have as much    3   as the wheel. Then in the early 1800’s theworld started to    4  . There was little unknown land in the world. People did not    5   to explore any more. They began to work so as to    6    lifebetter.

Inthe second half of the 19th century many great inventions were made.   7   them were the camera, the electric light and theradio. These all became a big  8    of our life today.

Thefirst part of the 20th century saw more great    9   :the helicopter in 1909,movies with sound in1926,the computer in 1928and jet planes in 1930. This was also a time    10   a new material was first made. Nylon came   11   in 1935. It changed the    12   of clothes people had been wearing.

Themiddle part of the 20th century brought new ways to help people get over   13   . They worked very well. They made peoplehealthier and let them live    14  lives. By the 1960’s most people could    15   to live at least 60.

Bythis time most people had a very good life. Of course, new inventions    16   to be made. But man now had a desire to exploreagain. The world was    17  to man but the stars were not. Man began looking for ways to go into   18   . Russia made the first step.Then the United States took a step. Since then other countries,   19   China and Japan, have made their steps into space.

In1969 man took his biggest step away from the earth. Americans first walked onthe moon. This is certainly just a    20  thought. New inventions will someday allow us to do things we havenever dreamed of.

1.A. the one B.that  C.one   D.it

2.A. carry    B.bring    C.find   D.put

3.A. time    B.knowledge    C.situation   D.effect

4.A. appear  B.mind    C.change D.rise

5.A. have B.want    C.decide  D.like

6.A. work    B.turn C.make    D.think

7.A. In    B.Among C.Between    D.About

8.A. sort  B.part  C.step  D.use

9.A. results  B.jobs C.things   D.inventions

10.A. when  B.which  C.if D.as

11.A. out    B.in     C. away   D.about

12.A. rest     B. course  C.kind  D.pattern

13.A. rules   B.diseases    C.difficulties    D.problems

14.A. more important    B.longerC. happier   D.better

15.A. hope   B.expect  C.start  D.ask

16.A. go on  B.begin    C.are able D.continue

17.A. useful B.popular C.common    D.known

18.A. space  B.sky  C.air D.room

19.A. including B.except  C.but    D.like

20.A. moving   B.interesting C.beginning   D.surprising

试题答案

答案：C;A;D;C;A;C;B;B;D;A;A;C;B;B;B;D;D;A ;A ;C