患者男性,35岁,不规则发热伴腹痛1个月余,腹泻,黏液便,粪便无脓血。查体:右下腹轻

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问题:

患者男性,35岁,不规则发热伴腹痛1个月余,腹泻,黏液便,粪便无脓血。查体:右下腹轻压痛,扪及可疑包块。结肠镜示近结肠肝曲约10cm肠段病变,黏膜呈铺路卵石样改变,可见纵行性溃疡。

该病最常见的并发症是

A.急性肠穿孔

B.胆石症

C.肠梗阻

D.腹腔内脓肿

E.大量血便

考点:卫生资格考试(中初级)消化科专业实践能力消化科主治医师专业实践能力
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科学家在早期胚胎中发现了干细胞,它能在体外形成不同的组织或器官。这些干细胞是在一定条件下通过_______和_______形成不同的组织或器官。除了胚胎外,在脐血、骨髓、脑组织等也发现了干细胞,通过进一步的研究,有希望用于患者的组织修复或器官移植。但在进行器官移植时,如果患者细胞表面的蛋白质类物质,与移植器官不相同,会引起排斥反应。所以最好选用______(填“患者本人”、“父母”、“子女”或“配偶”)的干细胞培育的器官。

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食用油在高温、阳光照射、与空气长期接触等条件下极易发生氧化反应,产生有害物质,因此应当尽量密封,放在干燥、避光、低温的环境保存。

题型:单项选择题

In the mid 1990’s, people started doing business on the Internet. At that time, there were two kinds of companies. First, there were traditional companies. They sold things in stores. Then there were Internet companies. They didn’t have a store, and they only sold things on the Net.

Traditional companies didn’t want to lose any business. Quickly they made their own websites and began selling things on the Net. These are the so-called “brick and click” companies. Many stores are made of brick. And you click on your mouse to buy things with your computer. That’s where the name “brick and click” comes from.

By the late 1990’s, e-business like amazon com , buy com. and etoys com. were in trouble. Their profits(利润) were not very high. Competition was great. Many of these businesses were losing lots of money. In 2000, many e-business went out of business.

Why are “brick and click” companies, like Barnes and Noble, Toys RVs and Walmart so successful? First, many customers know and trust their names. Their websites like walmart.com. are easy to remember. These companies also have lots of experience. They know how to run a successful business.

In the world of e-commerce, companies are fighting for every dollar and every customer. Will “brick and click” companies win the war? Only time will tell.

小题1:What did many traditional companies do in the mid 1990’s?                .

A.They went out of business.

B.They made their websites.

C.They bought Internet companies.

D.They sold their companies.小题2:What gave Internet companies lots of trouble in the late 1990’s?

A.Heavy competition

B.They were short of money.

C.They didn’t know what to do.

D.people didn’t believe in them.小题3:Which of the following is TRUE according to the passage?

A.All the “brick and click” companies run a successful business.

B.“Brick and click” companies are certain to win the business competition.

C.It is uncertain whether “brick and click” companies will win the competition.

D.Both “brick and click” companies and Internet companies will be successful in the future.

题型:单项选择题

工程量计算是编制工程量清单的重要内容,也是进行( )的重要依据。

A.工程施工
B.工程预算
C.工程估价
D.工程组织

题型:单项选择题

下面关于综合评价论述不正确的是( )。

A.通过综合评价能够得出对项目整体效果和影响的完整概念

B.综合评价能够弥补分层次分析评价的信息分散和不足

C.通过综合评价能够突出优秀指标,找出各分项指标间的矛盾

D.综合评价旨在谋求方案的整体优化

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