20212017年职称英语理工类B级完型填空及答案1 职称英语B.doc

20212017年职称英语理工类B级完型填空及答案1 职称英语B职称英语网权威发布2017年职称英语理工类B级完型填空及答案1，更多2017年职称英语理工类B级完型填空及答案1相关信息请访问职称英语考试网。Taking a Nap During the DayMedical experts say most Americans do not get _51 sleep. They say more Americans need to rest for a short period in the middle of the day. They are advising people to sleep lightly before_ 52 with other activities.One study earlier this year found that persons who sleep for a few minutes during the day were less _53 to die of heart disease. The study followed more than 2,300 Greek adults _54 about six years. Adults who rested for half an hour _55 three times a week had a 37 present lower risk of dying from heart disease than those who did not nap.Study organizers said the strongest evidence was in working men. They said naps might improve_ 56 by mitigating tension caused by work.Some European and Latin American businesses have supported the _57 of napping for many years. They urge people to _58 work, go home and have a nap before returning. In the United States, some companies let workers rest briefly in their offices. They believe this reduces _59 and accidents, and _60 increases the amount of work a person can do.Sleep experts say it is likely that people make more mistakes at work than at other times. They say people should not carry out important duties when they feel _61 And they say the best thing to do is to take a nap. About twenty minutes of rest is _62 you need. Experts say this provides extra energy and can increase your effectiveness _63 the end of the day. But experts warn that a nap _64 last no more than twenty to thirty minutes. A longer nap will put the body into deep sleep and waking up will be _65 .练习：51. A sweet B sound C bad D enough52. A checking B sharing C continuing D meeting53. A lovely B likely C fondly D finely54. A for B at C in D with55. A at least B at most C at last D at first56. A ability B health C thinking D life57. A experiment B reform C idea D way58. A repeat B improve C change D leave59. A work B mistakes C energy D time60. A never B seldom C too D also61. A ready B good C sleepy D awake62. A all B few C any D nothing63. A unless B while C until D during64. A would B may C might D should65. A helpful B difficult C easy D happy答案：DCBAA BCDBD CACDB第 3 页 共 3 页