问题 单项选择题

某零件年需要量18 000件,日供应量90件,一次订货成本25元,单位储存成本10元/年。假设一年为360天。需求是均匀的,不设置保险库存并且按照经济订货量进货,则下列各项计算结果不正确的是( )。

A.经济订货量为450件
B.最高库存量为200件
C.平均库存量为200件
D.与进货批量有关的总成本为2 000元

答案

参考答案:C

解析: 根据题意可知,日需求量为18 000/360=50(件),本题属于存货陆续供应和使用,根据公式可知,经济订货量为450件,最高库存量为450×(1-50/90)=200(件),平均库存量为200/2=100(件),与进货批量有关的总成本为2 000元。

完形填空

阅读下列各小题,根据括号内的汉语提示,用句末括号内的英语单词完成句子。

小题1:Don’t be too rude to your father. Never in his life _______________ in that way up to now. (speak)

不要对你的父亲那么粗鲁,到目前为止还没有人像那样对他说话。

小题2:When his mother came home from work, he was lying on the sofa, ____________. (absorb)

母亲下班回家的时候,他正躺在沙发上专心致志地看书。

小题3:________________ different languages and cultures does a lot of good to children. (expose)

接触不同的语言和文化对孩子们大有裨益

小题4:I think that it is I rather than my sister _______________ for what happened. (blame)

我认为出了事不能怪姐姐而应该怪我。

小题5:Although house construction _________________, you can find many diverse styles in each country. (vary)

每个国家的建筑结构都不尽相同,然而在每个国家你能发现各式各样的风格。

小题6:With ____________, the problem that they had worked on for a long time was eventually worked out. (adopt)

由于采取了新方法,他们钻研了很长时间的问题终于解决了。

小题7:If he hadn’t hesitated for a moment before kicking the ball, he ______ a goal. (score)

要是他在射门前不迟疑,他就进了一球。

小题8:Have you ever had a case____________ getting the wrong end of the stick? (accuse)

你们有没有这样的情况:别人控告他们说他们的报道完全失真?

小题9:_________________ is that while I am concentrating on my study, my classmates make so much noise. (put)

我不能忍受的是在我全神贯注地学习时,我的同学那么吵闹。

小题10:_____________to you whether I like it or not, because you never listen to me. (difference)

我喜不喜欢对你来说没什么差别,因为你从来就不听我的。

单项选择题