Directions: Guess the meaning of each underlined word.1.The doctor is studying glaucoma and other diseases of the eye．2.The harbor is protected by a jetty—a wall built out into the water．3.Skimming means looking over a passage quickly to get the main idea before you begin toread it carefully．4.The early scientific study of chemistry，known as alchemy，grew up in Egypt in the first fewcenturies A．D．5. A glacier is a river of ice.6. The nation’s skies were temporarily closed to all air travel. Travelers remain frightened and are avoiding flying.7. She is usually prompt for all her class, but today she arrived in the middle of her first class.8. John usually wastes a lot of money on such useless things, but his wife is very thrifty.9. The museum is so immense that it will be impossible to see all the exhibitions in one day.10. The lack of movement caused the muscle to weaken. Sometimes the weakness waspermanent. So the player could never play the game again.11. The door was so low that I hit my head on the lintel.12. My uncle was a nomad, an incurable wanderer who could never stay in one place.13. Procrastinators are people who have a chronic habit of putting things off，usually until thelast minute and sometimes until it is too late altogether．14. Insomnia is the inability of fall asleep or sleep restlessly．15. More recently, scientists have documented an alarmingly high occurrence of frogs withmalformations.16. In the strong wind, the beggar shivered with the terrible cold.17. Jean was born with spina bifida, a birth illness that damages the spine (脊骨).18. Saint Valentine’s Day is a time of happiness for lovers．Boys like to give girls flowers aspresents．On that day, he came to see me with a forget-me-not in his hand．19. When he reached the place with his army, he found an impassable river in front of him．20. The woman's feet hurt, so she went to a podiatrist．21. Mr. Smith always arrive home punctually，neither early nor late．22. The major points of your plan are clear to me, but the details are still hazy．23. The purpose of the campaign was to catch “ringers”，students who take test for otherstudents．24. Unlike her gregarious sister，Jane is a shy，unsociable person who does not like to go toparties or to make new friends．25. He had left his wet swimming trunks in the dark closet for over a week．of course they hadbegun to mildew．26. The "Chunnel"，a tunnel connecting England and France，is now completed．27. The Greek marriage was monogamous—men and women were allowed only one spouse at atime．28. The breakthrough meant that it was possible to make tallow candles that would not producethe usual smoke and rancid odor.29. A good supervisor can recognize instantly the adept workers from the unskilled ones.30. Someone likes milk, but others abhorred it.31. Jerry is one of the most supercilious men I know. His brother, in contrast, is quite humble andmodest.32. John loves to talk, and his sisters are similarly loquacious.33. Although he often had the opportunity, Mr. Tritt was never able to steal money from acustomer. This would have endangered his position at the bank, and he did not want tojeopardize his future.34. Doctors believe that smoking cigarettes is detrimental to your health. They also regarddrinking as harmful.35. Giraffe is an animal with a very long neck, four legs and orange skin with dark spots.36. Anthropology is the scientific study of man.37. What is plagiarism? It is using others’ ideas and words without clearly mentioning where theinformation is from.38. Semantics, the study of the meaning of words, is necessary if you are to speak and readintelligently.39. Capacitance, or the ability to store electric charge, is one of the most common characteristicsof electronic circuits.40. Numbers such as 1,2,3,4,10,100 are called whole numbers, or integers.41. The word “adolescence”means the period between children and adulthood.42. A byline, that is, the line at the head of a newspaper article that tells the author’s name, israrely given to an inexperienced reporter.43. Second generation Puerto Ricans who were born in New York but who have returned to theisland, are called Nuvoricans.44. Psychophysiology is a science which deals with the relationship between mind and body.45. Tom is considered an autocratic administrator because he makes decisions without seekingthe opinions of others.46. There were so many demonstrators in the Red Square that he had to elbow his way throughthe crowd.47. Krabacber suffers from SAD, which is short for seasonal affective disorder, a syndromecharacterized by severe seasonal mood swings.48. In slang the term "jam" constitutes a state of being in which a person finds himself or herselfin a difficult situation.49. Husband：it's really cold out tonight. Wife: Sure it is. My hands are practically numb. Howabout lighting the furnace?50. After inventing dynamite, Nobel became a very rich man.51. The man has worked in Taiwan for a decade（ten years）since he graduated in 1992.52. We can feel acceleration, an increase in speed.53. The old man put on his spectacles and began to read．54. Only archaeologists can find out a lot about our early history．55. Both the Greeks and the Romans minted coins.56. I have a policy of penalizing heavily for late assignments.57. I have taken the computer into the campus computer workshop but they cannot retrieve any of my files.58. Robert was supposed to present that day but I understand he was in a serious car accidentand had to withdraw from university.59. Though the army appropriated land and some goods, it also paid for many supplies, stimulating local economic growth.60. Light-loving species are always among the first invaders, while shade-tolerant species appearlater in the succession.61. Ordinary meteoric water is water that has soaked into the ground from the surface, fromprecipitation (rain and snow) and from lakes and streams.62. The commonest spaces are those among the particles—sand grains and tiny pebbles—ofloose, unconsolidated sand and gravel.63. Consolidated (or cemented) sediments, too, contain millions of minute water-holding pores.64. Because bush’s laconic reply lacked specificity，it raised more questions than it answered.65. Studies of primitive societies suggest that the earliest method of making fire was throughfriction.66. European peasants would insert a wooden drill in a round hole and rotate it briskly betweentheir palms this process could be speeded up by wrapping a cord around the drill and pulling on each end.67. The ancient Greeks used lenses or concave mirrors to concentrate the sun’s rays and burningglasses were also used by Mexican Aztecs and Chinese.68. Percussion methods of fire-lighting date back to Paleolithic times, when some Stone Agetool-makers discovered that chipping flints produced sparks.69. Structures are designed to withstand the forces of compression (pushing together), tension (pulling apart), bending, or a combination of these in different parts of the structures.70. Then he devised a way to make the piston turn a wheel and thus convert reciprocating (backand forth) motion into rotary motion.71. The sudden warm weather increased our indolence; we failed to complete the job.72. When the rebels took control, they ruled by their own laws and abrogated the constitution.73. They have sanctioned the proposed law because they know it will benefit the environment.74. Each day she vacillated about whether to take the job; she could not make a decision.75. The officious clerk interfered in things that were not his concern and often annoyed hiscoworkers.76. A facile assignment is completed easily and quickly.77. Some may have slithered into the United States. The world trade center bombing broughthome the need to have good intelligence on terrorists.78. Congress and white house still deluge the agency with requests for intelligence on the formerSoviet Union.79. CIA officers still have to elude Russian agents who trail them as closely as the old KGB did.80. We are now still living in jungle filled with a bewildering variety of poisonous snakes.81. Tracking phony passports, CIA officers try to…82. Congress now questions why the intelligence establishment needs a lavish budget.83. Political candidates like to dispense cash to potential voters.84. Harsh sentences were recently meted out to local newspaper editors found guilty of defamingthe country’s leaders.85. A student can usually receive a grant from the public authorities to cover his expenses.86. They described him as a loom, or a foolish man.87. One of the obstacles to fast reading is vocalizing—saying the words to themselves in a low voice．88. In your spare time, you may look through any of these periodicals: Time Magazine, News Week or the New Worker.89. It’s said that Bill Gates is the most affluent person in the world.90. Everyone agreed that the woman in the photo was gorgeous. It was easy to see why she hadwon the beauty contest.。