2015年大学英语六级临考提分必做试卷（二）_第5页

　　Section B

　　Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D). Then mark the corresponding letter on the Answer Sheet 2 with a single line through the centre.

　　Passage one

　　Questions 26 to 29 are based on the passage you have just heard.

　　26. A) Watch a slide show about trees.

　　B) Learn how to prevent Dutch elm disease.

　　C) Study the history of the campus buildings and grounds.

　　D) Look at examples of trees on campus.

　　27. A) History.

　　B) Physical education.

　　C) Botany.

　　D) Architecture.

　　28. A) Its leaves are yellow.

　　B) Its leaves are lopsided.

　　C) It is very tall.

　　D) It is not an angiosperm.

　　29. A) It has grown too tall for its designated space.

　　B) It may be diseased.

　　C) Its branches are being broken off.

　　D) It no longer hears from.

　　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.