46. She is so busy with ________social__________activities that she has no time for entertainment. (society)

47. Winning the race was an ________achievement____________. (achieve)

48. Every _______success_____________in science helps you gain new knowledge. (succeed)

49. _________Production___________is increasing by using better methods and tools. (produce)

50. He’s very ________interested____________in scientific subjects. (interest)

51. There have been many wonderful _________development___________in this century. (develop)

52. _______Miraculously_____________, he survived the crash without injury. (miraculous)

53. Do you need a ______miraculous______________memory to become a scientist? (miracle)

54. Our school team won three _________successful___________Games. (succession)

55. It will take a long time to find out a thorough _______solution_____________to this problem. (solve)

56. ________Education____________is very important for everyone. (educate)

57. In recent years, there has been many ________developments____________in science. (develop)

58. Can you ___________imagine_________life without electricity? (imagination)

59. Everyone must obey the rules of__________society__________. (social)

60. Almost every ______society ____________has a money economy based on coins and paper notes. (social)

61. This gold lamp is the most __________valuable __________object in the house. (value) .

62. ________safety ____________first when we have manual work. (safe)

63. The plane arrived _________safely___________after a violent storm. (safe)

`46.` social

`47.` achievement

`48.` sucess

`49.` production

`50.` interested

`51.` development

`52.` miraculous

`53.` miraculous

`54.` success

`55.` solution

`56.` education

`57.` development

`58.` imagine

`59.` society

`60.` society

`61.` valuable

`62.` safety

`63.` safely