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问题 单项选择题

( )在《商业学刊》上发表了一篇题为《股票市场价格行为》的论文，并在1970年深化和提出了“有效市场假说”。

A．费雪
B．威廉姆斯
C．尤金·法玛
D．斯蒂格利茨

答案

参考答案：C

解析： 了解证券投资分析理论发展的三个阶段和主要的代表性理论。见教材第一章第二节，P6。

阅读理解

阅读理解

                                                   Concert Hall Rules

       All members of the audience(听众)should be dressed neatly, and no slippers are allowed into the

concert hall. Food and drink shouldn't be taken into the concert hall. Children under 1.2m in height are not allowed to come into the concert hall. All mobile phones aren't allowed to be on during the concert. You

aren't allowed to take photos in the concert hall. Smoking is not allowed in the concert hall

根据短文内容，判断正(T)误(F)。

( ) 1. You can come into the concert hall with your slippers.

(     ) 2. You aren't allowed to take food or drink into the concert hall.

( ) 3. My daughter is one meter tall. I can take her into the concert hall.

( ) 4. I can telephone others on my mobile phone in the concert hall.

(     ) 5. You mustn't smoke, but you can take photos in the concert hall.
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单项选择题

当环境温度低于（）℃时，对集箱上无预热要求的焊缝，定位焊前应采取预热措施。

A．1

B．5

C．10

D．12
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