题目内容
The computer plays an important part in our everyday life. It is one of the great _36__ in the world in the twentieth century. It works for us not only at home, in the offices, in big shops, __37__ at schools. Today it is used __38__ many ways. It really brings the world large wealth (财富) and happiness.
The first computer in the world was __39 _ Enid. It was built in America in 1946. It was large and heavy. __40__ it was born, it has been developing very fast. Until now it has gone __41__ four periods(时期,阶段)and changed a lot. There’re many kinds of computers. Computers are getting smaller and smaller and computing faster and faster. It becomes more and more __42__.
The computer can do most of the things for the people. It can help us to __43 _ about the real world more quickly, to learn __44__ we want to learn and to think for ourselves. __45__ a student in the twenty-first century, you must work hard at it.
( )36 A. inventions B. discoveries C. inventors
( )37 A. also B. but also C. too
( )38. A. in B. to C. by
( )39. A. found B. invented C. called
( )40. A. For B. Since C. When
( )41. A. by B. across C. through
( )42.A. serious B. harmful. C. helpful
( )43.A. know B. tell C. talk
( )44.A. what B. that C. who
( )45.A. For B. As C.To
36. A
37. B
38. A
39. C
40. B
41. C
42. C
43. A
44. A
45. B