列宁曾说：“我们还不能实现从小生产到社会主义的直接过渡……所以我们应该利用资本主

A Sports体育运动
Many animals engage in play，but homo sapiens is the only animal (1) have invented sports.Since sports are an invention，a part of culture (2) than an aspect of nature，all definitions of sports are somewhat arbitrary. (3) sports are a human universal found in every known culture or a (4) unique to modern society depends upon one’s definition of sports.Men and (5) have always run，jumped，climbed，lifted，thrown， and wrestled，but they have (6) always performed these physical activities competitively. Although all literate societies seem to (7) contests of one sort or another in which men， and sometimes women， (8) in displays and tests of physical skill and prowess，sports may be (9) defined as physical contests performed for their own sake and not for (10) ulterior end.According to this strict definition，neither Neolithic hunters nor contestants (11) religious ceremonies such as the ancient Olympic Games were engaged in sports. (12) on the stipulation that sports must be performed for their own sake (13) the paradoxical elimination of many activities which are usually thought of as (14) ，such as exercises done for the sake of cardiovascular fitness，races run (15) satisfy a physical education requirement，ball games played to earn a paycheck. (16) definition also means abandonment of the traditional usage in which"sport，"derived (17) Middle English disporter，refers to any light hearted recreational activity.In the. (18) of some 18th- century aristocrats，a game of backgammon and the seduction of (19) milkmaid were both considered good sport，but this usage of the term (20) become archaic.

饱餐后左上腹痛，血白细胞增多，血淀粉酶升高( )

A．急性胰腺炎
B．急性胃穿孔
C．急性胆囊炎
D．急性肠梗阻
E．急性腹膜炎

如图所示，物体在水平力作用下，静止在斜面上。若稍许减小水平推力F，而物体仍保持静止，设斜面对物体的静摩擦力为f，物体所受的支持力为F_N，则

A．f和F_N都一定减小

B．f和F_N都不一定减小

C．f不一定减小，F_N一定减小

D．f一定减小，F_N不一定减小

测试的目的是暴露错误，评价程序的可靠性：而 【1】 的目的是发现错误的位置并改正错误。

对于客房服务员的培训效果来说，其培训目的是（）标准。

A、检验和评估培训有效性的重要

B、迅速改善饭店服务质量

C、提高员工的个人素质

D、迅速提高酒店经济效益