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问题 单项选择题 A2型题

X线表现为：肠管扩张，积气、积液，立位或侧位水平摄片可见肠管扩张，呈阶梯状气液平。应考虑的疾病是（）

A.消化道穿孔

B.消化道溃疡

C.肠梗阻

D.消化道肿瘤

E.消化道结核

答案

参考答案：C

选择题

一定条件下，在体积为10L的密闭容器中，1mol X和1mol Y进行反应：2X（g）+Y（g）⇌Z（g），经60s达到平衡，生成0.3mol Z，下列说法正确的是（　　）

A．以X浓度变化表示的反应速率为0.001mol/（L•s）

B．将容器体积变为20L，Z的平衡浓度变为原来的

1
2

C．若升高温度Y的转化率减小，则正反应为吸热反应

D．达到平衡时，X与Y 的浓度相等
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单项选择题

The interview is an essential part of a successful hiring program because, with it, job applicants who have personalities that are unsuited to the requirements of the job will be eliminated from consideration.
The argument above logically depends on which of the following assumptions

A．A hiring program will be successful if it includes interviews.

B．The interview is a more important part of a successful hiring program than is the development of a job description.

C．Interviewers can accurately identify applicants whose personalities are unsuited to the requirements of the job.

D．The only purpose of an interview is to evaluate whether job applicants’ personalities are suited to the requirements of the job.

E．(E) The fit of job applicants’ personalities to the requirements of the job was once the most important factor in making hiring decisions.
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