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问题 单项选择题

下列选项中，一般不能作为成本项目的是( )。

A．直接人工
B．制造费用
C．废品损失
D．外购燃料、动力

答案

参考答案：D

解析： 外购燃料动力属于要素费用，不属于成本项目。

改错题

文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除、或修改。

增加：在缺词处加一个漏词符号（∧），并在此符号下面写出该加的词。

删除：把多余的词用斜线（＼）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1、每处错误及其修改均仅限一词；

2、只允许修改10处， 多者（从每11处起）不计分。

James Ryan was the fourth brother to be involving in Second World War. His three brothers already killed, two of them in the D-Day landings in Normandy, the others in a battle in another part of the world. Their heart-breaking mother received news about all her dead sons in the same day. The US army decides to send a group of man into the French countryside to try to find the fourth brother. Captain Miller, which was a hero and survivor of the Omaha Beach battle, was chosen to lead to the rescue team of eight men.
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单项选择题

设

则函数f(x)在点x=1处______．
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