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问题 单项选择题

关于肿瘤免疫诊断的叙述，下列各项中错误的是（）。

A.检测血清AFP抗原，协助诊断原发性肝细胞癌

B.检测抗EBV的抗体有助于鼻咽癌诊断

C.用放射免疫显像诊断肿瘤所在部位

D.检测CEA有助于诊断直结肠癌

E.检测CA19–9有助于B淋巴细胞瘤诊断

答案

参考答案：E

问答题

Dijo Ltd carries on a food packaging and distribution business. The company’s business premises are separated into an office, which deals with the administration of the business, and a factory section, where the packaging and distribution take place.Dijo Ltd has always operated a ‘no smoking’ policy in the factory section, although there is no reference to this in any employee’s contract of employment. Smoking is permitted, however, in the office section, and this is a concern of resentment between office and factory staff, and for those office workers who do not smoke.Required:Advise Dijo Ltd:

(c) how the company should proceed in order to ban smoking throughout its premises. (2 marks)
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问答题

简述教育的质的规定性。
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