One of the greatest advances in modern technology has been the (31)_______of computers. They are already widely used in industry and in universities and the time may come when it will be common for (32) _______people to use them as well. Computers are capable of doing extremely complicated work in all (33) _______of learning. They can solve the most complex mathematical problem or put thousands of unrelated facts (34) _______order. Because they work accurately and at high speeds they (35)_______research workers years of hard work. It’s a mistake to believe that these machines could ‘think’. There is no (36) ____that human beings will be controlled by machines. Though computers are capable of learning from their mistakes and improving on their performance, they need detailed (37) _____from human beings in order to be able to operate. They can never, as it were, (38) ______independent lives, or rule the word by making decisions of their own. Computers are the most efficient (39) _____man has ever had and there is no limit to the ways they can be used to (40) ______our lives. 31. A. discovery khám phá B. devicethiết bị C. inventionphát minh D. instrument dụng cụ 32. A. normal thông thường B. ordinary bình thường C. average Trung bình cộng D. medium Trung bình 33. A. branches chi nhánh B. aspects các khía cạnh C. departments D. kinds các loại 34. A. to B. in C. out of D. under 35. A. prevent B. reduce C. avoid D. save 36. A. probability B. possibility C. chance D. occasion 37. A. manuals B. orders C. directions D. instructions 38. A. proceed B. conduct C. lead D. keep 39. A. assistant B. servicemen C. laborers D. servants 40. A. improve B. brighten C. upgrade D. heighten