哌替啶镇痛适应证不包括：A．手术后疼痛 B．内脏绞痛 C．肌肉关节痛 D．晚期癌痛

第二节完形填空(共20小题；每小题l 5分，满分30分)

阅读下面短文，从短文后各题所给的四个选项(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。

Recently，I flew to Las Vegas to attend a meeting. As we were about to arrive，the pilot announced with apology that there would be a slight 2l     before setting down. High desert winds had   22   the airport to close all but one runway. He said that we would be   23   L the city for a few minutes waiting t0  24    We were also told to remain in our seats meanwhile with our seat belts fastened  25   there might be a few bumps(颠簸)．We11，that few minutes turned into about  four—five minutes，including a ride that would make a roller coaster(过山车)  26  by comparison

The movement was so fierce that several passengers felt  27   and had to use airsickness bags. As you might guess，that’s not good thing to have happen in a(n) 28    space because it only 29    to increase the discomfort of the situation.

About twenty minutes into the adventure，the entire airplane became very 30 .

There was now a sense of anxiety and fear that could be 31   noticed．Every passenger simply held on for dear life …except one. A  32  was having a good time! With each bump of the33!he would let out a giggle(咯咯的笑)of delight As I observed this，I 34     that he didn’t know he was supposed to be afraid and worried about his    35 He neither thought about the past nor about the future Those are what we grown—ups have learned from  36   .He was 37  the ride  because had not yet been taught to fear it. Having  understood this，I took a deep breath and   38  back into my seat，pretending I was   39   on a roller coaster. I smiled for the rest of the flight. I even  40    to  giggle once or twice ,much to the chagrin(随恼)of the man sitting next to me holding the airsickness bag.

21. A. mistake      B. delay       C. change         D. wind

22. A. forced       B. warned     C. swept           D. reminded

23. A. watching     B. visiting     C. circling          D. crossing

24. A. arrive       B. enter        C. stop           D. land

25. A. if           B. though      C. because         D. while

26. A. light        B. pale         C. easy           D. quick

27. A. sick         B. nervous     C. angry          D. afraid

28. A. empty       B. narrow      C. secret          D. open

29. A. happens      B. continues    C. fails           D. serves

30. A. quiet        B. hot          C.  dirty         D.  crowded

31. A. partly        B.  gradually   C. shortly         D. clearly

32. A. pilot         B. baby        C.  guard         D.  man

33. A. seats        B.  passengers    C. flight          D. airplane

34. A. realized      B.  hoped      C.  agreed        D.  insisted

35. A. health       B. safety        C.joy             D. future

36. A. teachers      B. books       C.  experience     D.  practice

37. A. learning     B.  taking      C.  missing       D.  enjoying

38. A. sat         B. lay          C. went            D. rode

39. A. nearly      B.  finally      C.  really          D.  suddenly

40. A. attempted    B.  managed     C.  wanted       D.  decided

脊髓的血液供应情况的描述，哪些是正确的（）

A.脊髓前动脉供应脊髓横截面的前2/3区域

B.脊髓后动脉供应脊髓横截面的前1／3区域

C.根动脉的平均数量为7～10条，但是也有可能少至5条，多达17条

D.脊髓后动脉、根后动脉和冠动脉分布于灰质后角的表浅部、白质后索和侧索的浅表部分

E.脊髓前动脉和根前动脉分布于前角、中央管周围灰质和后角的前半部，白质前索、侧索深部

计划工作所确定目标的特点包括（）。

A.难以实现的目标，以激发成员的潜力

B.提高成员整体素质.对外享有良好声誉

C.重视效率和效益

D.易于组织成员实现目标

E.不影响组织的经营活动

知晓公众

男性，30岁，患风湿性心脏瓣膜病二尖瓣关闭不全6年，心脏听诊时不可能出现下列哪项体征

A．心尖部可闻及第三心音

B．心尖部第一心音亢进

C．心尖部可闻及短促舒张期隆隆样杂音

D．心尖部收缩期杂音向胸骨旁和主动脉瓣区传导