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问题 单项选择题

患者，女性，50岁，行毕Ⅱ式胃大部切除术后第四天，进加糖的牛奶20分钟后，突然感剑突下不适，心悸、出汗、头晕、恶心呕吐

A．急性完全性输入段梗阻
B．输入段综合征
C．倾倒综合征
D．吻合口梗阻
E．胃吻合排空障碍

答案

参考答案：C

单项选择题

Many theories concerning the causes of juvenile delinquency(crimes committed by young people) focus either on the individual or on society as the major contributing influence. Theories (91) on the individual suggest that children engage in criminal behavior (92) they were not sufficiently penalized for previous misdeeds or that they have learned criminal behavior through (93) with others. Theories focusing on the role of society suggest that children commit crimes in (94) to their failure to rise above their socioeconomic status, (95) as a rejection of middle, class values.
Most theories of juvenile delinquency have focused on children from disadvantaged families, (96) the fact that children from wealthy homes also commit crimes. The latter may commit crimes (97) lack of adequate parental control. All theories, however, are tentative and are (98) to criticism.
Changes in the social structure may indirectly (99) juvenile crime rates. For example, changes in the economy that (100) to fewer job opportunities for youth and rising unemployment (101) make gainful employment increasingly difficult to obtain. The resulting discontent may in (102) lead more youths into criminal behavior.
Families have also (103) changes these years. More families consist of one-parent households or two working parents; (104) , children are likely to have less supervision at home (105) was common in the traditional family (106) . This lack of parental supervision is thought to be an influence on juvenile crime rates. Other (107) causes of offensive acts include frustration or failure in school, the increased (108) of drugs and alcohol, and the growing (109) of child abuse and child neglect. All these conditions tend to increase the probability of a child committing a criminal act, (110) a direct causal relationship has not yet been established.

A．affect

B．reduce

C．check

D．reflect
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单项选择题

系统的目标决定了系统的组织，而( )是目标能否实现的决定性因素，这是组织论的一个重要结论。

A．决策
B．管理
C．领导
D．组织
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