新疆吐鲁番的昼夜温差很大，白天气温高，____作用旺盛，____制造的多；夜晚气

2010年底，亚洲首座MW（兆瓦）级太阳能塔式热发电站在北京延庆县并网发电。

材料一：电站中心是一座100米高的太阳能吸热塔，并在208亩地面上摆放100面自动追踪太阳光的大型反光镜。（即“定日镜”，参见图），反射聚集阳光到吸热塔内，再转化成电力。

材料二：延庆周边地形图。

据图文材料完成下列各题。（11分）

（1）北京太阳能发电站的定日镜，一年中正午时镜身最接近于直立的时间是    （2分）。下图中符合该日北京日出物体日影（y₁）与日落物体日影（y₂）的是         。（2分）

（2）根据材料二，分析太阳能电站选择在延庆而非A地的原因？（4分）

（3）目前，研究和开发太阳能发电已成为世界各国实现可持续发展的能源战略决策，试分析其主要原因。（3分）

典型的急性肾小管坏死的病理表现为

A．肾小管上皮细胞坏死，小管管腔管型堵塞

B．肾小球基底膜断裂

C．髓质因缺血而呈苍白色

D．双肾缩小

E．皮质肿胀呈暗红色

有机物A能与等物质的量的H₂完全加成，反应的产物是2，2，3-三甲基戊烷，A可能的结构简式是______，它们的名称分别是______．

第二节：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。

An Act of Kindness

Mother was making a dish for Mrs. Smith next door ,   36  six-year-old Susie came up and   37   why Mommy was doing so .

“Because Mrs. Smith is very sad: she lost her daughter and she has a broken heart. We need to take care of her   38   .And when someone is very , very sad , they have trouble doing the   39  things like making dinner or other housework . Because we’re part of a   40   and Mrs Smith is our neighbor , we need to do some thing to help her. Mrs Smith won’t   41   be able to talk with  or hug her daughter or do all those wonderful things that mommies and daughters do together. You’re a very smart girl , Susie ; maybe you’ll think of some way to help take care of Mrs. Smith.”

Susie thought seriously about this  42   and how she could do her part in   43  Mrs. Smith. A few minutes later , Susie knocked on her door. After a few moments , Mrs Smith   44   the knock with a “Hi , Susie”.

Susie noticed that Mrs. Smith didn’t have that   45   musical quality about her voice when she greeted someone, and she also looked as though having been   46   because her eyes were weary and swollen(肿胀). “What can I do for you , Susie ?” asked Mrs. Smith.

“My mommy says that you lost your daughter and you’re very , very sad with a broken heart.” Susie   47  her hand out shyly. In it was a   48  . “This is for your  49  . Mrs. Smith knelt down and hugged Susie , choking back her tears.   50  her tears she said ,”thank you , darling girl, this will help a lot.”

Mrs. Smith accepted Susie’s act of kindness and took it one step   51   . She bought a small key ring with a picture frame ----  52   designed to carry keys and proudly display a family portrait at the same time. Mrs. Smith placed Susie’s Band –Aid in the frame to   53  herself to heal a little every time she sees it. She wisely knows that healing takes time and support . It has become her  54   for healing ,    55  forgetting the joy and love she experienced with her laughter.

36. A. when          B. then             C. as                   D. while

37. A. stated           B. wandered        C. claimed              D. wondered

38. A. after all         B. at present         C. from now on          D. for a little while

39. A. little            B. few             C. hard                 D. tough

40. A. family           B. community       C. world               D. race

41. A. even            B. nearly           C. ever                 D. barely

42. A. challenge        B. chance           C. incident              D. risk

43. A. attending to      B. stocking with      C. dealing with          D. getting on with

44. A. reacted          B. responded        C. answered             D. received

45. A. desperate        B. familiar           C. annoying           D. anxious

46. A. sleeping         B. reflecting         C. weeping            D. praying

47. A. brought          B. took             C. held               D. pulled

48. A. Band-Aid        B. key              C. picture             D. frame

49. A. daughter        B. eyes            C. hands             D. broken heart

50. A. Upon            B. Through          C. At               D. By

51. A. further          B. as well             C. in detail           D. once again

52. A. that             B. which             C. what              D. one

53. A. recover          B. remind            C. reward            D. repay

54. A. symbol          B. burden            C. pressure           D. ambition

55. A. rather than       B. in case of          C. yet not             D. regardless of                 

女性患者，62岁，2小时前看电视时突感右侧肢体麻木、无力，继之不能活动，急来医院。

下列哪一项是最支持诊断的体征（）

A.右侧中枢性面舌瘫

B.心律绝对不齐

C.眼底动脉硬化Ⅱ°

D.脑膜刺激征阳性

E.运动性失语