《医疗事故处理条例》（）A.1989年2月21日起施行 B.自２００２年２月２０日起

阅读理解。根据短文内容，判断下列句子正(T)误(F)。

     Once a year, a race is held for old cars.  A lot of cars entered for this race last year and there was a

 great deal of excitement just before it began.  One of the most handsome cars was a Rolls-Royce Silver

 Ghost.  The most unusual car was a Benz which had only three wheels (车轮).  Built in 1885, it was the

  oldest car taking part in the race.  After a great many loud explosions, the race began.  Many of the cars

  broke down on the course and some drivers spent more time under their cars than in them.

     A few cars, however, completed the race.  The winning car reached a speed (速度) of forty miles an

  hour, much faster than any of its rivals.  It sped (加速前进) downhill at the end of the race and its driver

  had a lot of trouble trying to stop it.  The race gave everyone a great deal of pleasure.  It was very

  different from modern car races but no less exciting.

(      ) 1. It was a race for modern cars.

(      ) 2. The most unusual car was a Rolls-Royce Silver Ghost with three wheels.

(      ) 3. Only a few cars could reach the end.

(      ) 4. The race was full of danger and pleasure.

(      ) 5. All the cars had no trouble on the course.

2004年以来，中国通过原始创新、集成创新和引进消化吸收再创新，取得了一系列重大技术创新成果，形成了具有世界领先水平的高速铁路技术体系。今天，中国已步入高铁时代，并正在成为高铁技术输出国。中国高铁的发展历程表明[ ]

①创新就是对既往的否定和对现实的肯定

②创新的过程必定是“扬弃”的过程

③创新推动科技进步和社会生产力发展

④创新推动生产关系和人类思维的变革

A．①②

B．②③ 　　　

C．①④

D．③④

在①丙烯　②氯乙烯　③苯　④甲苯四种有机化合物中，分子内所有原子均在同一平面上的是   (　　)。

A．①②

B．②③

C．③④

D．②④

资源共享、信息交换、远程传输、集中管理、（）是计算机网络的主要功能。

A.实时处理

B.监控处理

C.分布式处理

D.统一处理

当个体行为符合群体规范时，群体就会给予赞许或鼓励，从而进一步强化其行为。这属于（）。

A.群体归属感

B.群体认同感

C.群体压力

D.群体动力倾向