【正文】 ) Types of sea animals. (D) The adhesive quality of barnacles. 36. (A) They eat protein. (B) They never move from one location. (C) They cause erosion of rocks. (D) They are found only in deep water. 37. (A) It works on wet surfaces. (B) It’s stronger than synthetic glue. (C) It’s a nutritious source of protein. (D) It has been used successfully by doctors. 338. (A) Nutrition. (B) ecology. (C) Medicine. (D) Geology. 39. (A) The layout of the laboratory. (B) A laboratory experiment. (C) The workbook for the laboratory course. (D) A piece of equipment. 40. (A) Homework must be handed in on time. (B) The students must follow all instructions exactly. (C) The students will be able to make choices about the laboratory work. (D) A great deal of equipment is available. 41. (A) The activities are to be done during class. (B) The activities take less time. (C) Students are not required to do the activities. (D) Few instructions are given for the activities. 42. (A) At the beginning of the semester. (B) When the students need to be motivated. (C) After the first laboratory session. (D) When the students have done good work. 43. (A) To mark remendations on sensible dieting. (B) To report the latest advances in physical therapy. (C) To relate an experiment bining sleep and exercise. (D) To offer advice about sleeping problems. 44. (A) Your heart rate is lowered. (B) It bees harder to relax. (C) You bee too tired to sleep. (D) Sleep rhythms are disrupted. 45. (A) Failure to rest during the day. (B) Lack of sleep on weekends. (C) Vigorous exercise in the evening. (D) Eating cheese before going to bed. 46. (A) They might eventually cause you to lose sleep. (B) They help produce a neurotransmitter in the brain. (C) You must not drink milk if you take them. (D) They make it unnecessary to take naps. 47. (A) It allowed workers to spend more time at home. (B) It gave workers opportunity for better training. (C) It allowed workers to live far from their jobs. (D) It eliminated many factory jobs. 48. (A) The lack of a qualified sales force. (B) A decline in the number of customers. (C) Difficulty in transporting merchandise. (D) Increased transportation costs. 49. (A) Job opportunities are better there. (B) Prices are lower in downtown stores. (C) Highway muting has bee unpleasant. (D) Property is more valuable in the cities. 50. (A) Suggest methods for reducing dependence on the automobile. (B) Evaluate ways to improve the economy of downtown areas. (C) Identify automobile designs that cause less pollution. (D) Chart population shifts from 1950 to the present. 4Section Two: Structure and Written Expression1. Simple photographic lenses cannot sharp, undistorted images over a wide field. (A) to form (B) are formed (C) forming (D) form 2. Of all the factors affecting agricultural yields, weather is the one the most. (A) it influences farmers (B) that influences farmers (C) farmers that it influences (D) why farmers influence it 3. Beverly Sills, ， assumed directorship of the New York City Opera in 1979. (A) be a star soprano (B) was a star soprano (C) a star soprano and (D) a star soprano 4. of tissues is known as histology. (A) Studying scientific (B) The scientific study (C) To study scientifically (D) That is scientific studying5. With the exception of mercury, at standard temperature and pressure. (A) the metallic elements are solid. (B) which is a solid metallic element (C) metallic elements being solid (D) since the metallic elements are solid 6. Potential dehydration is that a land animal faces. (A) the often greatest hazard (B) the greatest often hazard (C) often the greatest hazard (D) often the hazard greatest 7. By tracking the eye of a hurricane, forecasters can determine the speed at which . (A) is a storm moving (B) a storm is moving (C) is moving a storm (D) a moving storm 8. The grapes of Wrath, a novel about the Depression years of the 1930’s , is one of John Steinbeck’s books. (A) most famous (B) the most famous (C) are most famous (D) and most famous 9. Technology will play a key role in future lifestyles. (A) to shape (B) shaping (C) shape of (D) shaped 10. The puter has dramatically affected photographic lenses are constructed. (A) is the way (B) that the way (C) which way do (D) the way 11. The early railroads were the existing arteries of transportation: roads, turnpikes, canals, and other waterways. (A) those short lines connected (B) short lines that connected (C) connected by short lines (D) short connecting lines 12. as a masterpiece, a work of art must transcend the ideals of the period in which it was created. (A) Ranks (B) The ranking (C) To be ranked (D) For being ranked 13. Jackie Robinson, to play baseball in the major leagues, joined the Brooklyn Dodgers in 1947. (A) the Black American who first (B) the first Black American (C) was the first Black American (D) the first and a Black America who 14. During the flood of 1927, the Red Cross, out of emergency headquarters in Mississippi, set up temporary shelters for the homeless. (A) operates (B) is operating (C) has operated (D) operating 15. In bacteria and in other anisms, is the nucleic acid DNA that provides the geic information. 5 (A) both (B) which (C) and (