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【多选题】
假设股票的β值为βs=1．10，股指期货（保证12％）的β值为βƒ=1．05，下列组合风险大于市场风险的投资组合是（）。A.
90％的资金投资于股票，10％的资金做多股指期货
B.
50％的资金投资于股票，50％的资金做多股指期货
C.
90％的资金投资于股票，10％的资金做空股指期货
D.
50％的资金投资于股票，50％的资金做空股指期货
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【单选题】'Why are you moving?' 'Because our new house has ______ space than the old one.'
A.
a lot of
B.
a lot more
C.
more of
D.
more much
【简答题】Cloze. Behind our house is the start of a fascinating trail (小径). This trail is one of the old roads that wind through untold miles of forest. My 1 , Beans, and I walk the trail frequently. Normally, ...
【单选题】At a rough estimate, our new library is the old one.
A.
three times the size as
B.
the size three times of
C.
three times as the size of
D.
three times the size of
【简答题】物流系统的功能要素中不包括物流信息处理功能要素。()
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