A. from B. of C. for D. since

work. Also, most universities offer day and (38) ______ courses in computer science. Another way to learn is (39) ______ a book. There are many books about computers in bookstores and libraries. Or you can learn from a friend. After a few hours of practice you can work with (40) ______ . You may not be an expert, but you can have fun.

Choose A, B, C, or D for each of the following blanks (10p): ____ (41) ___pollution is one of the most serious problem __ (42) __ mankind today. Air, water and soil are necessary to the __ (43) __ of all living things. Man operates machines and motor vehicles that fill the air __ (44) __ disturbing noise. They also dirty the air with gases and smoke. __ (45) __ can cause illness and even death. Man ruins natural __ (46) __ by scattering junk and litter on the land and in the water. They __ (47) __ the water with chemicals and other substances. Polluted water kills fish and other marine life. They damage the soil with too many fertilizers and pesticides. Pollution of soil reduces the amount of land that is available for growing food. Environmental pollution also brings ugliness to man's naturally beautiful world. It’s time people and governments all over the world __ (48) __ something about the pollution problem. People should stop using many things that are harmful __ (49) __ the environment. Governments would have to pass and enforce laws that require individuals and businesses to stop or cut down on certain __ (50) __ activities.

41. A. Environmentally B. Environment C. Environmentalist D. Environmental 42. A. face B. faces C. facing D. faced 43. A. survival B. survive C. survivor D. survivally 44. A. with B. in C. out D. on 45. A. bad polluted air B. badly polluting air C. bad polluting air D. badly polluted air 46. A. beautiful B. beauty C. beautifully D. beautify 47. A. poisoned B. poisons C. poison D. will poison 48. A. do B. does C. have done D. did 49. A. to B. of C. out D. in 50. A. polluted B. polluting C. pollute D. unpolluted

Give the correct form of words in brackets (10p): 51. The sun and the moon are often (person) in poet. 52. This company’s (produce) include radios and televisions. 53. Nowadays many (history) sites have been developed into cultural centers. 54. Many wild animals are shot by (hunt) simply for sport. 55. The (consume) of the petrol is reducing due to the higher tax on it. 56. You should throw it away. It is (value). 57. Scientists consider it (believe) that Gods created the World. 58. Be careful! That’s a (die) poison. 59. This matter is very (confidence). Don’t discuss it outside the office. 60. She (sleep) this morning and was late for school.

Each sentence below has ONE mistake. Find and correct the mistake (5p): 61. Nuclear reactors produce energy by split the atom in the target material into two nearly equal parts. 62. Although both of them are trying to get the scholarship, she has the highest grades. 63. A five-thousand-dollars reward was offered for the capture of the escaped criminals.