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【简答题】
证券市场线用来反映个别资产或组合资产的预期收益率与其所承担的系统性风险贝他系数之间的线性关系。( )
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举一反三
【简答题】阅读理解。 Most middle school students wear uniforms. Some students like uniforms, but others don't. However, recently, a Japanese government survey (政府调查) shows that more students in Japan like uniforms n...
【单选题】Teenagers have all kinds of dreams. _____, some students would like to go to the moon some day. [ ]
A.
After all
B.
At once
C.
In fact
D.
For example
【简答题】工业上按颜色把金属分为( )金属和( )金属。
【判断题】In some countries of Asia or the Middle East, like Iran, students take an exit exam in their last year of high school. The people with the highest scores attend the best universities in the country.()
A.
正确
B.
错误
【单选题】Some students like staying up Date into the night, ______ their lessons for the coming final examination.
A.
to prepare
B.
prepare
C.
preparing
D.
were preparing
【简答题】为了提高放大电路带负载能力,使负载能得到更稳定的工作电压,则需引入 _ _ 反馈。
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