1. The use of atomic energy will _ the lives of coming generations. A) revolve B) revolutionize C) resolve D) reserve2. The doctor _ me to the dangers of smoking. A) informed B) alerted C) warned D) cautioned3. All work and no play makes Jack a _ boy. A) monotonous B) boring C) tedious D) dull4. The _ domestic product of this year is two times as high as that of last year. A) coarse B) crude C) gross D) raw5. I may sense the enthusiasm from his youthful _ voice. A) vibrant B) shivering C) shaking D) vicious6. Features such as height, weight, and skin color _ from individual to individual and from face to face. A) change B) vary C) alter D) convert7. The engineer explained the planes technical _. A) capacity B) capability C) ability D) competence8. The _ of new scientific discoveries to industrial production methods increases efficiency. A) application B) applause C) applicant D) appliance9. The army was poised _ a major attack. A) to B) for C) with D) on10. Parents _ some of their characteristics to their children. A) transmit B) transplant C) transport D) transform11. Doctors are interested in using lasers as a surgical tool in operation on people who are _ to heart attack. A) infectious B) poised C) accessible D) prone12. I had eaten Chinese food often, but I could not have imagined how _ and extravagant a real Chinese banquet could be. A) prominent B) fabulous C) handsome D) graceful13. They are _ investors who always make thorough investigations before making a decision. A) erratic B) conscious C) cautious D) prompt14. It is impossible to _ with a person whose methods are completely opposed to your own. A) contact B) connect C) cooperate D) incorporate15. She _ a little money from her grandfather abroad when he died two years ago. A) acquired B) inherited C) owned D) received16. Because of _, the population of this country has been increasing fast. A) immigrant B) immigration C) emigration D) migration17. Domestic _ such as vacuum cleaners and washing machines make housework much easier. A) appliances B) equipment C) facilities D) installation18. There were ten serious _ in the train crash. A) casualness B) casualties C) incidents D) accidents19. The price of vegetables _ according to the weather. A) waves B) vibrates C) swings D) fluctuates20. She once again went through her composition carefully to _ all spelling mistakes. A) withdraw B) eliminate C) abandon D) diminish21. The mechanic examined the car engine _ but could find nothing wrong with it. A) exactly B) thoroughly C) approximately D) precisely22. If nothing is done to protect the environment, one million species that are alive today will have become _. A) distinct B) extinct C) distinguished D) extinguished23. In the past few years, my brother has obtained a _ return on his wise stock investment. A) handsome B) lucrative C) beneficial D) profitable24. After all, primitive man used his early stone tools for thousands of years, _ without change. A) consequently B) virtually C) approximately D) inevitably25. Can you give me an _ of how much it will cost to repair the car? A) evaluation B) assessment C) appraisal D) estimate26. He wanted to become a writer, but his father didnt think it was a _ profession. A) respected B) respectful C) respective D) respectable27. These studies will lead to an _ of our knowledge of the Bronze Age. A) extension B) expansion C) exaggeration D) extraction28. As he spoke of his dead mother his voice began to _ and tears came to his eyes. A) tremble B) shiver C) vibrate D) wave29. A couple of _ readers wrote in to the paper pointing out the mistake. A) alert B) sensible C) smart D) intelligent30. She has many _, including a sick husband and very little money. A) challenges B) assignments C) requirements D) burdens31. Some of the strongest anti-smoking campaigns try to completely _ cigarette sm