【判断题】【消耗次数：1】
1.2.3机会成本是使用某种资源产生的成本。（ ）
①
正确
②
错误
参考答案：
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机会成本是指（）。
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在选择一个行动方案时，因放弃了另一个最佳替代方案而做出的牺牲。
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有可能发生的成本。
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在选择一个行动方案时，被放弃的另一个方案的成本。
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从销售收入中扣除正常利润之后得出的成本。
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土地影子价格由土地机会成本和新增资源消耗两部分构成，下列费用中，具有土地机会成本性质的有()。
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土地平整费
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土地补偿费
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青苗补偿费
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征地动迁费
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安置补助费
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丧失现金折扣的机会成本的大小与（ ）。
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折扣百分比的大小呈反向变化
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信用期的长短呈同向变化
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It is a waste of time ____with such a silly fellow.
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trying to reason
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tried to reason
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for trying to reason
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to trying reasoning
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We once heard Bill Gates say in an interview that to become truly successful in business, one has to be prepared to ____ risks.
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get
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take
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do
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8. ____ I realized the consequences, I would never have contemplated getting involved..
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Had
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If
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When
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Unless
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15. If you want to change for a blue shirt, youll have to pay ____ $ 10.
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another
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other
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more
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each
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“If she could sew, she____ herself a shirt.”
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would have made
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will make
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had made
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made
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30. -May I borrow these three magazines? -____. You may keep them for two weeks.
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Of course not
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By all means
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I’m afraid not
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It’s up to you
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—I made the cake by____ . Help yourself, Tom.—Thanks, Jane.
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ourselves
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himself
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myself
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herself
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rains
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will rain
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is going to rain
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is to rain
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I dont know the park, but its____ to be quite beautiful.
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said
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told
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spoken
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talked
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He called the police for help, ____ that the problem was more than he could deal with.
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to realize
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having been realized
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realizing
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realized