学位英语

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Young Adults Who Exercise Get Higher IQ Scores

Young adults who are fit have a higher IQ and are more likely to go on to university, reveals a major new study __51__ at the Sahlgrenska Academy and Sahlgrenska University Hospital.

The results were recently published in the Proceedings of the National Academy of Sciences (PNAS). The study_52__ 1.2 million Swedish men doing military service who were born between 1950 and 1976. The research group analyses the __53__ of both physical and IQ tests the youngsters took right after they started serving the army.

The study shows a clear link _54__ good physical fitness and better results for the IQ test. The strongest links are for _55__ thinking and verbal comprehension. But it is only fitness that plays a _56__ in the results for the IQ test, and not strength. “Being fit means that you also have good heart and lung _57__ and that your brain gets plenty of oxygen.” says Michael Nilsson, professor at the Sahlgrenska Academy and chief physician at the Sahlgrenska University Hospital. “This may be one of the reasons why we can see a clear link with fitness, but not with muscular _58__. We are also seeing that there are growth factors that are important.”

By analyzing data for twins, the researchers have been _59__ to determine that it is primarily environmental factors and not genes that _60__ the link between fitness and a higher IQ.

“We have also shown that those youngsters who _61__ their physical fitness between the ages of 15 and 18 increase their cognitive performance,” says Maria Aberg, researcher at the Sahlgrenska Academy and physician at a health centre. “This being the case, physical education is a _62___ that has an important place in schools, and is an absolute must _63___ we want to do well in maths and other theoretical subjects.”

The researchers have also compared the results from fitness tests during national service _64___ the socio-economic status of the men later in life. Those who were fit at 18 were more _65___ to go into higher education, and many secured more qualified jobs.

51. A. put B. cut C. taken D. carried

52. A. involved B. kept C. found D. helped

53. A. answers B. questions C. results D. standards

54. A. among B. behind C. inside D. between

55. A. imaginary B. typical C. logical D. positive

56. A. game B. role C. place D. trick

57. A. shape B. disease C. capacity D. treatment

58. A. strength B. exercise C. training D. Movement

59. A. clever B. able C. clear D. lucky

60. A. expect B. connect C. explain D. classify

61. A. prefer B. ignore C. determine D. improve

62. A. subject B. rule C. test D. score

63. A. until B. if C. though D. so

64. A. from B. of C. with D. at

65. A. likely B. likable C. unlike D. alike

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