2014年5月托福考试模拟试题及答案(第五套)_第5页

　　(B) Its keen hearing.

　　(C) It size.

　　(D) Its aggressiveness.

　　42. (A) By radar.

　　(B) By airplane.

　　(C) By direct observation.

　　(D) By satellite.

　　43. (A) The types of instruments used in bebop music.

　　(B) The social setting in which bebop music developed.

　　(C) How two styles of jazz music influenced each other

　　(D) The influence of bebop music on the United States economy during the 1940’s.

　　44. (A) They didn’t use singers.

　　(B) They gave free concerts.

　　(C) They performed in small nightclubs.

　　(D) They shortened the length of their performances.

　　45. (A) To discuss one way it impacted jazz music.

　　(B) To explain why the government reduced some taxes.

　　(C) To describe a common theme in jazz music.

　　(D) To discuss the popularity of certain jazz bands.

　　46. (A) The music contained strong political messages.

　　(B) The music had a steady beat that people could dance to.

　　(C) The music included sad melodies.

　　(D) The music contained irregular types of rhythms.

　　47. (A) The increase in beachfront property value.

　　(B) An experimental engineering project.

　　(C) The erosion of coastal areas

　　(D) How to build seawalls.

　　48. (A) To protect beachfront property.

　　(B) To reduce the traffic on beach roads.

　　(C) To provide privacy for homeowners.

　　(D) To define property limits.

　　49. (A) By sending water directly back to sea with great force.

　　(B) By reducing wave energy.

　　(C) By reducing beach width.

　　(D) By stabilizing beachfront construction.

　　50. (A) Protect roads along the shore.

　　(B) Build on beaches with seawalls.

　　(C) Add sand to beaches with seawalls.

　　(D) Stop building seawalls.