Passage two

　　Questions 30 to 32 are based on the passage you have just heard.

　　30. A) Jefferson's views about commercialized agriculture.

　　B) International trade in the nineteenth century

　　C) Improvements in farm machinery in the United States.

　　D) Farmers' loss of independence

　　31. A) Crop production became increasingly specialized.

　　B) Economic depressions lowered the prices of farm products.

　　C) New banking laws made it easy to buy farmland.

　　D) The United States increased its agricultural imports.

　　32. A) Prices for farm products rose.

　　B) Farmers became more dependent on loans from banks.

　　C) Jefferson established government programs to assist farmers.

　　D) Farmers relied less on foreign markets.

　　Passage three

　　Questions 33 to 35 are based on the passage you have just heard.

　　33. A) In place of physical therapy.

　　B) To control brain seizures.

　　C) To prevent heat disease.

　　D) To relieve tension.

　　34. A) They like to have music in the operating room.

　　B) They solved problems better while listening to music they liked.

　　C) They preferred classical music.

　　D) They performed better when they used headphones.

　　35. A) It increased the students’ white blood cell amount.

　　B) It increased some students’ energy level.

　　C) It improved the students’ ability to play musical instruments.

　　D) It released a natural painkiller in some students’ bodies.