11. A)To protect persons and property. B)To collect taxes C) To teach and train citizens. D) To save natural resources for future use. 12. A)By selling services that make life comfortable. B)By selling land containing oil C)By selling public lands. D)By selling coal and other natural products 13. A)Environmental pollution and protection. B) Taxes and services for the public C)Police efforts to protect people. D) People's attitude toward taxes. Passage Two Questions 14 to 17 are based on the passage you have just heard. 14. A)He didnt like physics any more. C) Physics was too hard for him. D)He had to work to support hims 15. A)He was not happy with the new director. B)He was not qual to be an engin C)He wante D)He found his job boring 16. A)He B)He d the world ng firm 17. A)He enjoye Im a go D)He could earn more as a teacher than as a travel agent. Passage Three Questions 18 to 20 are based on the passage you have just heard. c) It give ain crops. D)It grows easily11. A) To protect persons and property. B) To collect taxes. C) To teach and train citizens. D) To save natural resources for future use. 12. A) By selling services that make life comfortable. B) By selling land containing oil. C) By selling public lands. D) By selling coal and other natural products. 13. A) Environmental pollution and protection. B) Taxes and services for the public. C) Police efforts to protect people. D) People's attitude toward taxes. Passage Two Questions 14 to 17 are based on the passage you have just heard. 14. A) He didn't like physics any more. B) His eyesight was too poor. C) Physics was too hard for him. D) He had to work to support himself. 15. A) He was not happy with the new director. B) He was not qualified to be an engineer. C) He wanted to travel. D) He found his job boring. 16. A) He wanted to work with his friend. B) He enjoyed travelling around the world. C) He wanted to go to Spain. D) He was rejected by the engineering firm. 17. A) He enjoyed teaching English. B) He wanted to earn more to support his family. C) The owner of the school promised him a good position. D) He could earn more as a teacher than as a travel agent. Passage Three Questions 18 to 20 are based on the passage you have just heard. 18. A) It can be cooked in many ways. B) It is delicious but inexpensive. C) It gives higher yields than other grain crops. D) It grows easily in various conditions. 19. A) Fried potatoes. B) Tomato juice