下述选项中，不是二尖瓣关闭不全体征的是（） A.心尖区全收缩期高调吹风样杂音 B.杂

三、完形填空（总计20小题，每小题1.5分）

It was a sunny day．A city man was driving along a country road with a new wagon（马车）and a beautiful pair of horses．He didn’t pay a lot of 36 to where he was going．Pretty soon he 37 that he was lost，but he 38 to drive， expecting to  

refind his way or to 39 someone who could tell him how to get back to the 40．

It was a long 41 road．For many hours he kept on driving．When it was almost 42，he saw in a 43 a tall farmer ploughing the land． He stopped his 44 team of horses near the fence and called out，“Hello， farmer．”

“Hello，yourself，”the farmer replied，45  ploughing．

“Where does the horse 46？”he asked without knowing his language errors（错误）．

“I haven’t seen it go anywhere．It 47 stays right where it is，”said the farmer，48 stopping his work．

“How far is it to the next town？” said the city man，speaking a little 49．

“Don’t know．I never 50 it，” replied the farmer． By this time the city man was getting 51．“What do you know？ You’re the biggest fool I 52 saw．”

53 stopping the farmer turned and looked for a long time 54 at the city man．Then he said，“Maybe I don’t know much．55 I am a fool． But at least I’m not lost！” 

36. A. signs         B. orders         C. attention       D. direction

37. A. realized      B. recognized     C. accepted        D. received

38. A. stopped       B. used           C. wanted          D. continued

39. A. miss          B. meet           C. look            D. lose

40. A. town          B. country        C. capital         D. village

41. A. lonely        B. busy           C. dirty           D. crowded

42. A. at noon       B. at night       C. raining         D. dark

43. A. truck         B. pile           C. field           D. store

44. A. strong        B. tired          C. weak            D. tiring

45. A. but           B. went on        C. stopped         D. still

46. A. go            B. lead up        C. get             D. show

47. A. always        B. often          C. sometimes       D. seldom

48. A. began         B. still          C. without         D. already

49. A. clearly       B. lower          C. more loudly     D. more politely

50. A. judged        B. measured       C. saw             D. studied

51. A. sad           B. lovely         C. friendly        D. angry

52. A. ever          B. often          C. even            D. never

53. A. Still         B. Not            C. With            D. Finally

54. A. gladly        B. immediately    C. in silence      D. excitedly

55. A. Really        B. Perhaps        C. Certainly       D. Fortunately

出示：一次时装模特大奖赛上，一个模特刚刚表演完，主持人说：下面请评委亮分，“6分，8.5分，8.4分，8.9分，8.8分，8.3分，8.5分，8.7分，8.4分，8.5分。”

（1）如果不去掉一个高分和一个最低分，这位选手平均分是（     ）。

（2）如果去掉一个最高分和一个最低分，这位选手平均分是（     ）。  

（3）在10个原始得分中，中位数是（    ）。   

（4）两种算分的方式哪一种算出的得分更能代表这位选手的水平？

1965年，我国科学家第一次用化学法合成了含有51个氨基酸的_________________，首先实现了蛋白质的人工合成。

引起变形杆菌食物中毒的食物以______为主。

A．水果

B．熟肉

C．蔬菜

D．咸菜

客户关系管理中客户维系是通过对客户的正确评价和重要性分析，对不同状态的客户实施主动联系进行沟通，搜集和整理客户关键信息提供个性化服务。对状态稳定的客户进行关怀，保持忠诚度；对高危状态客户进行维系，通过推荐（）来提升忠诚度。

A.更多的产品和服务

B.更合适的产品和服务

C.更多的增值业务

D.更合适的增值业务