The computer is fast, and never makes a mistake, while people are too slow, and full of mistakes sometimes. That’s __36__ people often say when __37__ talk about computers. For over a quarter of a century, scientists have been __38__ better and better computers. Now a computer can __39__ a lot of __40__ jobs wonderfully. It is __41__ used in factories, hospitals, post offices and airports. A computer can report, decide and control in almost __42__ field. Many computer scientists are thinking of __43__ the computer “think” like a man. With the help of a person, a computer can __44__ pictures, write music, talk with people, play chess, recognize voices, translate languages and so on. Perhaps computers will __45__ really think and feel. Do you think the people will be afraid __46__ they find that the computer is too clever to listen to and serve the people? No, people will __47__ better use of the computers in __48__ future. Man is __49__ the master（主人） of the computer. The computer works only __50__ the help of man. It cannot take the place of (取代) man.

(     )36. A. that                B. what            C. how                  D. why

(     )37. A. we                 B. they             C. you            D. people

(     )38. A. loving             B. taking           C. making       D. thinking

(     )39. A. have            B. get               C. do              D. offer

(     )40. A. everyday         B. every day     C. each day     D. some day

(     )41. A. widely            B. wide            C. great             D. deeply

(     )42. A. either              B. all                C. both                  D. every

(     )43. A. producing          B. ordering       C. making       D. building

(     )44. A. take                B. look at          C. draw             D. put

(     )45.A. one day           B. a day            C. any day      D. the other day

(     )46.A. when                  B. that              C. how                  D. while

(     )47.A. chose                  B. get               C. take            D. make

(     )48.A. a                     B. an                C. the                   D. /

(     )49.A. often            B. never           C. always           D. sometimes

(     )50.A. with             B. under           C. by              D. for