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问题 单项选择题 A1/A2型题

中年男性患者，乙肝病史十余年，超声显示肝实质回声增粗、增强，右叶实质内有一大小8mm×9mm的稍强回声结节，无晕征，无明显包膜，无对周围血管挤压等肿瘤效应，最可能的诊断是（）

A.肝血管瘤

B.肝硬化结节

C.肝内局限性脂肪沉积

D.肝腺瘤

E.小肝癌

答案

参考答案：B

解析：患者有多年乙肝病史，肝脏呈肝硬化表现，在右肝见实性回声结节，无肿瘤效应，首先应考虑肝硬化结节。

阅读理解

Robots have been designed to do many things-play music，work in hospitals，but run a restaurant? There are two robot receptionists(接待员) and six robot waitresses and waiters in the Dalu Robot Restaurant in Jinan，Shandong．One hundred customers can eat in the restaurant at a time．Two of the robots serve drinks，while the other four serve the food． Not all the work in the restaurant is done by them．There are also people working there，especially in the kitchen．The cooks are humans because the robots don’t have the skills to cook．

小题1:Robots can play music．

小题2:Six robots work in the Dalu Robot Restaurant．

小题3:No people work in the kitchen．

小题4:Only a few customers can eat in the restaurant at a time．

小题5:The robots can’t cook delicious food．
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单项选择题

管理层次多、管理幅度小的组织结构是( )。

A．金字塔

B．菱形

C．扁形结构

D．方形
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