下列叙述中错误的是A.计算机要长期使用,不要长期闲置不用 B.为了延长计算机的寿命,

题型:单项选择题

问题:

下列叙述中错误的是

A.计算机要长期使用,不要长期闲置不用

B.为了延长计算机的寿命,应避免频繁开关机

C.在计算机附近应避免磁场干扰

D.计算机使用几小时后,应关机一会再用

考点:计算机等级考试B笔试全国计算机等级考试一级B真题2005年9月
题型:单项选择题

解释下面加粗词语的意思。

(1)通豫南:_______________________

(2)且焉土石:_______________________

(3)始:_________________________________

(4)寒暑易节,始一焉:_______________________

(5)甚矣,汝之不:_______________________

(6)河曲智叟以应:_______________________

题型:单项选择题

下列说法正确的是(   )

A.带电粒子射入磁场一定受到洛伦兹力的作用

B.处在磁场中的通电导线一定受到安培力的作用

C.放在磁场中某点的小磁针的北极受力方向,就是该点的磁感应强度的方向

D.磁感线从磁体的N极出发,终止于S

题型:单项选择题

一老年患者反复咳嗽、咳痰20年,心悸、气急4年。体检:双肺叩诊呈过清音。呼吸音减弱,肺底部有湿啰音。剑突下心尖搏动明显,该处可闻及3/6级收缩期杂音。肺动脉瓣区第二音亢进。最可能的诊断为( )

A.慢性气管炎

B.慢性支气管炎、阻塞性肺气肿

C.慢性气管炎、肺气肿、肺心病

D.慢性气管炎、二尖瓣狭窄

E.慢性气管炎、心梗

题型:单项选择题

完形填空(共20小题;每小题1.5分,满分30分)

阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项, 并在答题卡上将该项涂黑。

It was no wonder I was not looking forward to entering ninth grade. High school is well-known for being a battleground, where everyone seems to be  36  through physical changes, emotional mood swings, and low self-respect. For me,  37  was my punishment.

I had always felt insecure and out of 38 as one of the  39  members of my class, standing a head above the other girls and bending at the  40  of the line to avoid sticking  41 .

I especially hate being around large groups of people, like during the social hour after services at my church.  42  the prayers were finished, I would leave as quickly as possible so I could  43  other well-meaning congratulations, "Ruthie! Look how tall you' re getting!"

My grandfather would watch me  44  increasingly uncomfortable, but he did not  45  at my self--consciousness or try to comfort me.  46 , he would remind me. "Stand straight and tall," he would say, as I unsuccessfully tried to shrink (使缩小) myself. Moreover, each time, I would embarrassedly obey. Even at age 15, I understood that his advice was about  47  than just feet and inches.

My grandfather grew up in war-torn Europe. When German soldiers  48  his hometown, he wound up joining the Soviet army to fight  49  his country's freedom. "Stand straight, stand tall," meant something else back then.

_50  the war, he boarded a boat for  51  , and on January 27, 1947, he stepped onto the dock in Manhattan. He was hungry and  52  from seasickness. All alone in a new country, he was  53  about his future. Still, he marched head-on into the streets of New York. Soon he met  54  European immigrants, each of them trying to find his or her own way. If they could do it, why couldn't he? "Stand straight, stand tall," he would remind himself. He felt his faith  55 . When he walked into the church that first time, he walked in proudly.

36. A. going                     B. getting            C. looking               D. putting

37. A. age                        B. sex                    C. height               D. face

38. A. place                    B. order              C. control              D. date

39. A. younger                    B. shorter                    C. fatter              D. taller

40. A. head                  B. bottom            C. back                D. side

41. A. to                    B. out                C. with                D. off

42. A. Until                  B. Unless             C. Once               D. Before

43. A. avoid                 B. receive               C. accept             D. refuse

44. A. change                B. grow                C. sense              D. make

45. A. look                   B. stare             C. stay                 D. laugh

46. A. Instead               B. Besides       C. However              D. Therefore

47. A. other                  B. more          C. less               D. rather

48. A. fought                 B. developed    C. occupied                D. marched

49. A. against                          B. for              C. with                D. to

50. A. Before                 B. During               C. Without              D. After

51. A. German                B. Australia             C. America             D. Canada

52. A. coming                B. learning            C. suffering             D. differing

53. A. frightened              B. excited              C. serious              D. sorrowful

54. A. few                   B. more               C. most               D. other

55. A. increasing              B. returning              C. gaining               D. disappearing

题型:单项选择题

除锈机操作时应戴()。

A.口哨

B.口罩

C.手套

D.防护眼镜

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