45. All________ will attend the conference convened by a local coalition for debating several other resolutions of the crisis.
(A) delegates
(B) outcasts
(C) congregates
(D) contestations
(E) collaborations

41. If the heads of states and governments behave more________ , there would be far less global conflict.(A) temperately (B) inexplicably (C) frivolously (D) belligerently (E) manically

42. The torrential rain has not only caused numerous houses to be________ but also brought about mudslides besides the large-scale flooding.(A) liberated (B) inundated (C) humidified (D) perforated(E) deliberated

43.________ symptoms, such as nightmares, insomnia, physiological distress at exposure to trauma and exaggerated startle showed either no significant effect or a weakly significant one.(A) Sceptic (B) Subdural (C) Stuttering (D) Somatic (E) Saline

44. The patient can relieve________ by increasing the amount of raw vegetables in the diet.(A) constipation (B) costochondritis (C) conjunctivitis (D) constellation (E) conspiracy

46. From the passage, we can learn that Dr. Pauling's view as regards vitamin C________ . (A) has greatly improved the treatment of bronchitis (B) has caused a revolution in medical studies (C) aroused very little interest among medical exports (D) was based on the results of years of research (E) has not been verified scientifically

47. According to the passage, coughing and sneezing________ . (A) should be taken seriously and treated accordingly (B) are the early symptoms of bronchitis (C) are now being effectively treated without vitamin C (D) can be reduced with the help of vitamin C (E) do not respond to any treatment whatsoever

48.As can be inferred from the passage, psychology________ . (A) has in time developed as a branch of medicine (B) has always been confined to the study of the mind (C) is not concerned with the mind alone, but also with human personality and behavior (D) primarily concentrates on the study of animal behavior (E) mostly deals with mental abnormalities

49. It is pointed out in the passage that________ . (A) close cooperation between psychologists and medical experts is essential (B) the study of human behavior alone is what interests present-day psychologists (C) as a branch of science, psychology is no longer to be understood in its literal sense (D) the mind and the body function independently (E) in recent years psychologists have concentrated mostly on the study of the mind

50. In the passage, attention is drawn to the fact that________ . (A) psychologists give great importance to the study of mental processes for medical purposes (B) psychologists are basically scientists (C) the body and the mind are separate entities in the eyes of psychologists (D) the human mind can be best understood through the study of animal behavior (E) there have been no noticeable developments in psychology since the last century

1. 如圖【1】所示為交流RLC串聯電路，若欲使電路達到串聯諧振，則交流電源的頻率約為多少赫茲？ (A)1592Hz (B)3183Hz (C)15.9kHz (D)20kHz