出现晨僵现象的是______ A．骨性关节炎 B．痛风 C．银屑病关节炎 D．类

阅读短文，判断正(T)误(F)。

      Computers are useful machines. They can help people a lot in their daily life. For example, they can help

people to save much time to do much work and they can help people to work out many problems. Our country

asks everyone to learn to use computers except old people .

      Today more and more families own computers. Parents buy computers for their children .They hope

computers can help them improve their studies. Yet many of their children use computers to play games, to

watch videos or to sing, so compouters cannot help children to study but make them fall behind. So computers

are locked in boxes by some parents.

      In some other countries, even some sicentists also hate compouters. They say computers let millions of

people lose their jobs or bring them a lot of trouble. Will computers really bring trouble to people or can they

bring people happiness?

      It will be decided by today's students themselves.

( ) 1. Computers can help people do lots of work, so they'll take the place of humans.

( ) 2. Generally speaking, young people are more interested in learning and using computers.

(     ) 3. Some parents buy computers for their children in order to play computer games.

(     ) 4. In some countries, computers can make people lose their jobs.

( ) 5. How to use computers properly will be decided by today's students themselves.

女性，35岁，上腹部阵发性绞痛1天，寒热、发热，查体：血压80/50mmHg，巩膜黄染，剑突下偏右部位压，伴轻度肌紧张，血白细胞18×10⁹/L。

进一步的治疗方法是（）。

A.胰十二指肠切除术

B.胆总管探察、T形管引流

C.胆总管空肠Roux-Y吻合术

D.胆囊空肠.Roux-Y吻合术

E.胆囊切除术

某外国常驻代表机构，按经费支出额计算纳税，某季度该代表机构由总机构直接支付给其雇员工资5万元，另发生经营支出房租、差旅费、办公费等12万元，滞纳金和罚款0.5万元，该机构应纳税所得额为( )万元。(核定利润率10%，营业税税率5%)。

A．1.18

B．2.06

C．1.24

D．2

研究作物起源地的意义是什么？

某工业炉砌筑工程由某机电公司负责。由于工程设计要求十分严格，于是机电公司认真制定了两种工业炉砌筑施工方案，经分析和对比，选出一项最优方案，按规定制定安全技术措施，并进行安全技术交底。《工业炉砌筑工程施工及验收规范》明确规定；在筑炉过程中，应坚持按照规定要求做好工程验收的工作，工程验收应提供的资料，工序交接证明资料的内容应全面且符合规范要求；由于工程施工是在冬季，还必须做好冬期砌炉施工及记录，环境、材料、养护及保温都应符合要求；工业炉内衬施工完毕，应及时组织验收和烘炉，并做详细记录。

《工业炉砌筑工程施工及验收规范》规定，工业炉砌筑冬期施工时，高铝水泥耐火浇注料的温度不应超过( )。

A．20℃

B．40℃

C．40℃

D．50℃