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问题 单项选择题

在发达市场经济中，与股市相关的避险工具不包括（）。

A.股指期货

B.股指期权

C.现金流

D.股票期权

答案

参考答案：C

解析：股指期货、股指期权、股票期货、股票期权都可以用来规避股票现贷的系统性风险。

单项选择题 共用题干题

患者．男，40岁，右下后牙咬物不适伴冷热刺激痛1年，加重2天，出现夜间痛，影响睡眠，并向半侧头部放射，且疼痛无法定位。检查右侧上、下第一磨牙面均有大面积龋洞，叩（-），松动（-），牙龈正常。

根据患者的病情，患牙最可能诊断为（）

A.急性牙髓炎

B.急性根尖周炎

C.三叉神经痛

D.急性冠周炎

E.慢性牙髓炎急性发作
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单项选择题

Everybody dreams. Some people think dreams can tell us about the future. Other people think dreams can tell us about ourselves. It’s like our (11) is talking to us.
Why are dreams (12) strange and hard to understand Some people think our brain uses (13) to talk to us. When we fly, swim, or fall down in our dreams, it has a (14) meaning. Lots of doctors help people (15) their dreams. They find that dreams tell us about our (16) and fears.
These days, many scientists (17) that dreams are very important. During the day, we have many (18) , and our brain receives a lot of information. When we dream, our brain (19) information that is not important, and puts the most important information into our (20) . As we learn more about the brain, we may find answers to our questions about dreams.

Ⅰ. 完形填空

/Close
阅读下列短文，从每小题所给的A、B、C、D四个选项中选出一个最佳选项。

A．finish

B．forget

C．understand

D．continue
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