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【多选题】
对于混合对策模型,下面叙述不正确的是_____。A.
矩阵对策在纯策略意义下有解，即不满足鞍点存在定理
B.
如果局中人乙采用策略得当，则他的损失就会最小，但并不能保证局中人甲的最大所得
C.
既然局中人没有最优策略可出，则可以给出一个局中人各自选择不同策略的概率分布
D.
局中人甲和乙分别以不同的概率选取他们的纯策略作为混合对策，构成各自的混合策略集，从而形成混合局势，进而求解各自的期望支付函数，形成与原问题对应的混合扩充问题。
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举一反三
【单选题】He _________the other students because he studies harder.
A.
has an edge on
B.
is an edge on
C.
will be an edge on
D.
sits an edge on
【简答题】But he can play football only on Saturdays or Sundays, since he has to study on the other days. But he can play football only on weekends, because he______.
【单选题】Tony has three good friends here and he has one in Beijing. [ ]
A.
another
B.
other
C.
the other
D.
others
【简答题】A．She has been to all the countries in the world. B．He wants her to recommend some places she has been to. C．She is really lucky to have traveled a lot. D．She should he a guide for a travel agency.
【单选题】He was very ______ to go, but he has no other choice.
A.
reluctant
B.
willing
C.
eager
D.
keen
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