题目内容
下列不属于合同特征的是()。
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逻辑判断
每道题先给出一段陈述，这段陈述被假设是正确的，不容置疑的，要求你根据这段陈述选择最相符合的选项。注意：正确的答案应与所给的陈述相符合，不需要任何附加说明即可以从陈述中直接推出。
和上一个10年相比，近10年吸烟者中肺癌患者的比例下降了10%。据分析，这种结果有两个明显的原因：第一，近10年来高档品牌的香烟都带有过滤嘴，这有效的阻止了香烟中有害物质的吸入；第二，和上一个10年相比，近10年吸烟人数下降了大约10%。 以下哪项为真对上述分析的评价最为恰当？()
初步选择估价方法对于有经验的估价人员来说是较容易的,因为每一种估价方法都有相同的对象和条件。()
—Read the article below about cost.
—Choose the best word to fill each gap, from A, B, C or D.
—For each question 19—33, mark one letter (A, B, C or D) on your Answer Sheet.
—There is an example at the beginning.
Cost as a Factor in Supply
In a purely competitive market, the supplier of goods and services has no control over the market price, because he produces too little to influence market conditions. With no difference between his product and the products (19)______ his competitors, he will sell nothing if he charges above the market price and he will sell all if he charges at or below the market price. However, in considering the price, be must take cost of production (20)______. There are times when he may be willing to sell below his cost. This might happen when prices tumble for (21)______ a short time. However, no business person can (22)______ lose money for a prolonged (延长的) period. He must (23)______ of his costs in relation to the market price if he is to compete successfully and earn a profit.
Many people have the impression that (24)______ production increases, costs per unit decrease. (25)______ mass production has made this true in certain industries and at certain levels of production, (26)______ logic and practical experience have shown that costs per unit begin to rise beyond a certain level of production. Some economists (27)______ this principle as the law of increasing costs.
The reason why (28)______ rise as production goes up is complex. However, it is easy to recognize that as production goes up, the need for additional factors of production will also grow, resulting (29)______ competitive bidding (出价) in the marketplace for the factors of production. If a producer needs (30)______ skilled labour to produce more, and none of this labour is unemployed, the producer will have to get (31)______ from other sources. This can be done by (32)______ higher wages. Higher bidding would also apply to the other factors of production. We must also recognize that not all labour is equally productive, (33)______ not all land is equally fertile (肥沃的) and not all ore is equally rich in the mineral wanted.
在对外贸易中预付款属于定金还是提供信贷要看()。
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