41. As peoples living standards improves, the health and beauty business is ( ) with more sophisticated products than ever before.A) astonishing B) flourishing C) exaggerating D) diminishing42. The ( ) of older persons is relatively low in developing countries, but it is growing much faster than in the West.A) addition B) majority C) percentage D) statistic43. Makers of consumer electronics will pay for environmental sanitation services to collect and ( ) used refrigerators, computers and televisions under the new rules.A) discharge B) distribute C) dispose of D) deal with44. As some of the rules concerning foreign trade ran contrary to the principles of the WTO, the government decided to ( ) them as soon as possible.A) abolish B) accomplish C) distinguish D) establish45. As the semester is drawing to an end, the student union is calling on all the students to ( ) the temptation to cheat on exams.A) refuse B) reject C) resist D) resolve46. In the last few years, the Internet and the World Wide Web have become ( )words; almost everyone has heard of them.A) family B) home C) house D) household47. Vicki never worried or hesitated about anything, she just ( )it and almost always got whatever she wanted.A) went by B) went for C) went over D) went with48. The reason 800 million people go hungry today is not that there isnt enough food in the world, ( ) that these people cannot the food anyway.A) but B) despite C) even D) except49. As she matured as an artist, she ( ) realize that “all artists are a product of their culture.”A) came to B) kept to C) took to D) went to50. My son failed to come back home last night, This morning the police came to our house and ( ) my worst fears that he was injured in a car accident.A) advocated B) confirmed C) insured D) promised51. Because of the mad cow disease, the European Union ( ) a worldwide ban on British beef and beef product exports.A) challenged B) charged C) forged D) imposed52. The exhibition at the Shanghai Science and Technology Center ( ) such endangered animals as the giant panda and the Siberian tiger and describes the work being done to protect them.A) detects B) exploits C) features D) demonstrates53. A computer file is a collection of ( ) data, used to organize the storage and processing of date by computer.A) electrical B) artificial C) electronic D) genuine54. To protect the environment, scientists and engineers are researching ways to ( ) electricity more cheaply from such renewable energy sources as the wind and sun.A) generate B) manufacture C) construct D) transform55. In social dancing, the participants dance for their own pleasure rather than for the ( ) of an audience.A) appreciation B) entertainment C) leisure D) temptation56. Wireless waste from cell phone, pocket PCs, and music players ( ) special problems because they have toxic chemicals in batteries and other components.A) expose B) commit C) pose D) transport57. Scientists have discovered many planets orbiting distant stars, all are ( ) to file.A) unlikely B) unfriendly C) forbidden D) vulnerable58. A healthy and better-educated new generation is a ( ) for sustainable economic and social development of all countries.A) guarantee B) security C) demand D) target59. Parks and open spaces are essential to quality of life in dense ( ) areas such as New York City.A) agricultural B) rural C) suburban D) urban60. My trip to the small village under the control of enemy fire was full of delays and difficulties, but I eventually ( ).A) got by B) turned it over C) hit the sack D) made it61. For traditional Chinese painters, fame and fortune come late, and it is ( )for artists to hold their first exhibitions when they are over seventy years old.A) hardly common B) less frequent C) not unheard of D) just usual62. A remote-controlled bomb exploded outside a hotel near the town square yesterday, ( ) at least 12 people.A) having been injured B) having injured C) injured D) injuring63. When energy is converted from one form to another , some energy is always lost as heat. ( ), no energy conversion is ever 100%