问题 单项选择题 案例分析题

患者,男性,42岁,因发热,右上腹疼痛两周入院;患者两周前无明显诱因出现发热,食欲不振,右上腹疼痛,查体:肝右叶体积增大,右上腹压痛明显,实验室检查:Hb:110g/L,WBC:13.8×1012/L,N:78%;X线检查见右膈抬高,右侧胸腔少量积液,上腹部CT平扫见肝右叶大小约5.2cm×4.5cm×3.7cm低密度病灶,边界欠清晰,密度不均匀,CT值约15~52Hu,病灶中心可见低密度区。

CT平扫病灶出现低密度区最大可能性是因为()

A.病灶中心液化坏死

B.病灶中心脂肪变性

C.病灶中心出血

D.病灶内部组织成分不同

E.病灶内部含有正常肝组织

F.以上都不是

答案

参考答案:A

阅读理解

阅读理解。

     Mr. Briggs got a job with an insurance company (保险公司) after he left school and went around visiting

people in their homes to sell them life insurance. One day, after he had been working for the company for about a year, the insurance manager sent for him and said,"Mr. Briggs, I have been looking at your record as a

salesman with our company, and there is one thing that surprises me about it. Why have you been selling

insurance only to people over 95 years old, and why have you been giving them such generous(宽厚的)

conditions? You'll ruin our company if you go on like that."

      "Oh, no, sir," answered Mr. Briggs at once,"Before I started work, I looked at the figures (数字) for deaths

in this country during the past ten years, and I can tell you that few people die at the age of 95."

1. Before he worked in an insurance company, what was Mr. Briggs?

A.He was a manager.

B. He was an official.

C. He was a student.

D. He was a businessman.

2. The underlined word "ruin" in the first paragraph means ______.

A. lose

B. break

C. leave

D. destroy

3. As a salesman with the company, Mr. Brigs ________.

A. visited people to ask them to work with him

B. called on people to make them join the company

C. saw old people in order to help them

D. visited many people so as to offer insurance

4. What was it that surprised the manager?

A. Mr. Briggs sold life insurance only to 95 people.

B. Mr. Briggs sold insurance only to people of more than 95.

C. Mr. Briggs had ruined the insurance company.

D. Mr. Briggs gave people generous conditions.

5. Which of the following is true according to the passage?

A. The number of the very old people who died every year is small.

B. Mr. Briggs began to look at the figures after he started work.

C. A great number of very old people die every year.

D. Mr. Briggs had studied the figures for deaths for several years.

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