患者女性，69岁。右上腹剧烈疼痛2天，Murphy征阳性，伴发热、白_爱下问搜题

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问题单项选择题 A4型题

患者女性，69岁。右上腹剧烈疼痛2天，Murphy征阳性，伴发热、白细胞增高。超声检查显示：胆囊增大，大小约10cm×4cm，胆囊壁弥漫性增厚，呈双层结构，轮廓线模糊，胆囊腔内充盈密集细小的斑点回声

该病需要和下列哪些疾病相鉴别（）。

A.肝硬化合并低蛋白血症

B.急性肝炎导致胆囊受累

C.肝外低位胆道梗阻导致胆囊增大

D.长期不进食或胃切除术后

E.以上都正确

答案

参考答案：E

完形填空

阅读下列短文，从文后各题所给的四个选项中选出一个最佳答案。
When I was in primary school, I had a big argument with a boy in my class. I can’t ____ what it was about, but I have never forgotten the ____ I learned that day.
I was sure that I was right and he was wrong. ____ , he strongly believed that I was wrong and he was right. The teacher decided to teach us a lesson. She _____ a good idea. She brought both of us to the front of the class and placed him on one side of her grey desk and me on ____. In the middle of the desk was a large, round object. It was ____ for me to see that it was black. She asked the boy what color the object was. “_____” he answered in a loud voice.
I couldn’t ____ that the object was white, considering that it was certainly black! One more argument started between the boy and me, this time ____ the color of the object.
The teacher told me to go stand where the boy was standing and told him to come stand where I had been. We changed ____, and then she asked me what the color of the object was. I ____ answer, “White.” It was then that I knew what was wrong. It was an object with two ____ colored sides, and from his side it was white. ____ from my side was it black.
My teacher taught me a very improtant lesson that day: You must ____ in other person’s position （位置）and look at the ____ through their eyes in order to truly understand their ideas.

B．went on with

C．go along with

D．came up with

B．differently

单项选择题

畸形中央尖最多发生于

A．下颌第一前磨牙

B．下颌第二前磨牙

C．上颌第二前磨牙

D．上颌第一磨牙

E．下颌第一磨牙