若确诊为狐疝，需下列哪项检查支持：
A. 阴囊部可闻及肠鸣音
B. 透光试验阴性
C. 透光试验阳性
D. 触诊呈囊性
E. 触诊睾丸肿大
建设项目的实际造价是( )。
A. 承包合同价
B. 竣工决算价
C. 总承包价
D. 竣工结算价
In New York there is a shifting population of vagrants usually with an unhealthy______ for alcohol
A. attitude
B. aptitude
C. appetite
D. altitude
Which of the following statements is NOT true
A. The results of economic decisions can not always be predicted.
B. Minimum wage can not always protect employees.
C. Economic theory can predict the results of economic decisions if other factors are not changing.
D. Economic decisions should not be based on economic theory.
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