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【单选题】
关于股票或股票组合的β系数，下列说法中不正确的是( )。A.
股票组合的β系数反映股票投资组合相对于市场组合的变异程度
B.
股票组合的β系数是构成组合的个股β系数的加权平均数
C.
股票的β系数衡量个别股票的系统风险
D.
股票的β系数衡量个别股票的非系统风险
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举一反三
【单选题】The doctor advised him to ()from drinking if he hoped to recover from the disease soon.
A.
sustain
B.
abstain
C.
absent
D.
suspect
【单选题】Because of the high blood pressure, the doctor advised him to ______ from smoking.
A.
constrain
B.
restrain
C.
refrain
D.
remain
【单选题】The doctor advised ___ .
A.
you don’ t smoke
B.
me don’ t smoke
C.
me not smoke
D.
me not to smoke
【简答题】The doctor advised Mike to stay in hospital until he was fully recovered. The doctor advised (that) Mike in hospital until he was fully recovered.
【简答题】The doctor advised him not to eat fattening food．（改为同义句） The doctor advised him______ ______ ______ ______ fattening food．
【简答题】简述液体食品灌装的方法及应用特点?
【单选题】The doctor advised the patient to have the operation___ .
A.
particularly
B.
completely
C.
really
D.
immediately
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