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问题 单项选择题

患者男，16岁，因皮肤、巩膜黄染、牙龈出血3d，言语迟缓1d来诊。近3个月患者父母发现其易怒，学习效率明显下降。实验室检查：血红蛋白86g/L，总胆红素22.3mg/dl，直接胆红素8.4mg/dl，血清天门冬氨酸氨基转移酶890U/L，丙氨酸氨基转移酶984U/L，碱性磷酸酶104U/L，凝血酶原时间16.4s。最适宜的治疗是（）。

A.立即收入院，预约颅脑CT检查

B.立即收入重症监护病房，并进行肝移植术前评估

C.开始应用青霉胺治疗

D.补液治疗并检查血清乙醇水平

E.检查肝炎病毒学指标，并可于家中口服保肝药物治疗

答案

参考答案：B

单项选择题

具有平均熟练程度的操作者，在标准作业条件和环境下，以正常的作业速度和标准的程序和方法，完成某项作业所需要的总时间为（）

A、作业时间

B、定额时间

C、标准时间
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单项选择题

The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name. But Gregory Cochran is (1) to say it anyway. He is that (2) bird, a scientist who works independently (3) any institution. He helped popularize the idea that some diseases not (4) thought to have a bacterial cause were actually infections, which aroused much controversy when it was first suggested.

(5) he, however, might tremble at the (6) of what he is about to do. Together with another two scientists, he is publishing a paper which not only (7) that one group of humanity is more intelligent than the others, but explains the process that has brought this about. The group in (8) are a particular people originated from central Europe. The process is natural selection.

This group generally do well in IQ test, (9) 12-15 points above the (10) value of 100, and have contributed (11) to the intellectual and cultural life of the West, as the (12) of their elites, including several world-renowned scientists, (13) . They also suffer more often than most people from a number of nasty genetic diseases, such as breast cancer. These facts, (14) , have previously been thought unrelated. The former has been (15) to social effects, such as a p tradition of (16) education. The latter was seen as a (an) (17) of genetic isolation. Dr. Cochran suggests that the intelligence and diseases are intimately (18) . His argument is that the unusual history of these people has (19) them to unique evolutionary pressures that have resulted in this (20) state of affairs.

12（）

A.missions

B.fortunes

C.interests

D.careers
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