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[2010年，第111题]可外贸货物的投入或产出的影子价格应根据口岸价格计算，下列公式正确的是( )。
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[2012年，第112题]某企业生产一种产品，年固定成本为1000万元，单位产品的可变成本为300元，售价为500元，则其盈亏平衡点的销售收入为( )。
[2011年，第114题]在对象选择中，通过对每个部件与其他各部件的功能重要程度进行逐一对比打分，相对重要的得1分，不重要的得O分，此方法称为( )。
In this section you will hear a mini-lecture. You will hear the lecture ONCE ONLY. While listening, take notes on the important points. Your notes will not be marked, but you will need them to complete a gap-filling task after the mini-lecture. When the lecture is over, you will be given two minutes to check your notes, and another ten minutes to complete the gap-filling task on ANSWER SHEET ONE, using no more than three words in each gap. Make sure the word(s) you fill in is (are) both grammatically and semantically acceptable. You may refer to your notes while completing the task. Use the blank sheet for note-taking. Now, listen to the mini-lecture. How to Write a Thesis Ⅰ. Introduction part —writing 1 after finishing the rest —including a hook at the beginning —quoting previous research in this field —other points 1) an explanation of the 2 of the paper 2) enough background knowledge 3) an appropriate recognition of the previous work 4) questions of the thesis 5) the 3 of your work 6) guiding the reader verbally 7) making it clear where your 4 starts Ⅱ. Method part —information of the 5 of your results —information to duplicate your experiment —limitations, 6 , and range of validity, as well as description of your methods Ⅲ. Result part — 7 of observations Ⅳ. Discussion part —starting with sentences that 8 the most important results —being a (n) 9 in itself and answering necessary questions —rich references of 10 work and background —moving unnecessary material
背景：某堤防工程项目业主与承包商签订了工程施工承包合同。合同中估算工程量为5300m3，单价为180元/m3。合同工期为6个月。有关付款条款如下：(1)开工前业主应向承包商支付估算合同总价20%的工程预付款；(2)业主自第一个月起，从承包商的工程款中，按5%的比例扣留保修金；(3)当累计实际完成工程量超过(或低于)估算工程量的10%时，可进行调价，调价系数为0.9(或1.1)；(4)每月签发付款最低金额为15万元；(5)工程预付款从乙方获得累计工程款超过估算合同价的30%以后的下一个月起，至第5个月均匀扣除。承包商每月实际完成并经签证确认的工程量见下表。 每月实际完成工程量 月 份 1 2 3 4 5 6 完成丁程量(m 3 ) 800 1000 1200 1200 1200 500 累计完成工程量(m 3 ) 800 1800 3000 4200 5400 5900 问题： 第5月份工程量价款为多少应签证的工程款为多少应签发的付款凭证金额为多少
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