社会保障体系建设的目标是追求社会保障体系的（） A.完整性 B.协调性 C.层次性

______叫做减法．减法是加法的______．

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，掌握其大意，然后从36---55各题所给的四个选项（A、B、C、D）中，选出最佳选项，并在答题卡上将该项涂黑。

There was a woman in Detroit, 36  had two sons. She was worried 37  them, especially 38 younger one, Ben, because he was not doing well in school. Boys in his class 39  jokes on him because he seemed so 40 . The mother 41 that she would herself get her sons to do 42  in school. She told them to go to the Detroit Public Library to 43 a book a week and do a book report for her.

One day, in Ben’s  44,  the teacher held up a rock(岩石)and asked if anyone 45  it. Ben put up his hand and the teacher let him 46.  “Why did Ben raise his hand?” all of his 47 whispered (低声耳语) and wondered. “He 48 said anything. What could he possibly want to say?”

Well, Ben not only 49  the rock, but also said a lot about it. He 50 other rocks in its groups and even knew 51 the teacher had found it. The teacher and the students were 52  .Ben had learned all this from doing one of his book 53.

Ben later went on to the 54  of his class. When he finished high school, he went to Yale University and 55 became one of the best doctors in the United States.

36.            A. which                     B. who                    C. that                    D. whom

37.            A. on                          B. with                    C. about                  D. in

38.            A. the                         B. an                       C. a                        D. /

39.            A. played                    B. spoke                  C. got                     D. showed

40.            A. clever                     B. hard                    C. slow                   D. quick

41.            A. seemed                   B. decided               C. answered             D. told

42.            A. well                      B. bad                     C. right                   D. good

43.            A. see                         B. find                    C. read                    D. buy

44.            A. class                       B. room                  C. office                  D. lab

45.            A. told                        B. knew                  C. wrote                  D. said

46.            A. think                      B. leave                   C. ask                     D. answer

47.            A. classmates               B. students               C. teacher                D. mother

48.            A. always                    B. ever                    C. sometimes           D. never

49.            A. found                     B. played                 C. knew                  D. heard

50.            A. said                        B. told                    C. called                 D. named

51.            A. whether                  B. what                   C. where                 D. why

52.            A. afraid                     B. surprised             C. worried               D. unhappy

53.            A. pictures                  B. exercises             C. shops                  D. reports

54.            A. top                         B. end                     C. back                   D. front

55.            A. at first                    B. at the end            C. at last           D. now

2013年12月14日21时11分，嫦娥三号成功实现月面软着陆，中国成为世界上第三个在月球上实现软着陆的国家．如图所示，嫦娥三号经历漫长的地月旅行后，首先在距月表100km的环月轨道上绕月球做圆周运动．运动到A点时变推力发动机开机工作，嫦娥三号开始快速变轨，变轨后在近月点B距月球表面15km的椭圆轨道上绕月运行；当运动到B点时，变推力发动机再次开机，嫦娥三号从距月面15km处实施动力下降．关于嫦娥三号探月之旅，下列说法正确的是（　　）

A．在A点变轨时，嫦娥三号的机械能增加

B．在A点变轨时，嫦娥三号所受万有引力增加

C．在A点变轨后，嫦娥三号的周期变长

D．在A点变轨时，发动机的推力和嫦娥三号运动方向相反

景观生态学中斑块形状有( )。

A．圆形

B．多边形

C．长条形

D．半岛形

E．环形

关于油漆、涂料、裱糊工程计算规则提法正确的有( )。

A．门窗油漆按设计图示数量计算，计量单位为m²

B．木扶手油漆按设计图示尺寸面积计算，计量单位为m²

C．金属面油漆按构件质量以“t”计算

D．喷塑、涂料、裱糊按设计图示尺寸以面积计算，计量单位为m²

E．木材面油漆按设计图示尺寸以面积计算，计量单位为m²