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问题 单项选择题 A1/A2型题

管理过程中，在计划实施前采取预防措施防止问题的发生，而不是在实施中出现问题后的补救，这种控制类型称为（）

A.过程控制

B.同期控制

C.反馈控制

D.前馈控制

E.要素质量控制

答案

参考答案：D

填空题

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用

括号中词语的正确形式填空。

     Do you feel 1._____ difficult to be happy all the time? Now I'll give you some tips 2._____ how to make

yourself happy. One way is being unselfish because 3._____ (self) is the key factor 4._____ (require) if you

want to get along well with others. By 5._____ (say) being unselfish we mean we should not want everything

our own way or demand the best share of everything. 6._____ way is to look for good points in other people.

You'll find most people pleasant to go with and it will surely make you happy. Third, you can not expect to be

too perfect, 7._____ don't be too unhappy when you make a mistake. Everything will be OK if you try to make

things right. Finally, it is important to remember 8._____ while you are no 9._____ (bad) than others, chances

you have may not be much better. In this case, 10._____ surest way to be happy is to think yourself above

other people.

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选择题

三聚氰胺是一种白色固体，分子式为C3H6N6．下列有关说法不正确的是（　　）

A．三聚氰胺的摩尔质量为126 g/mol

B．标准状况下，1 mol 三聚氰胺所占的体积约为22.4 L

C．三聚氰胺分子中各元素的质量比为m（C）：m（H）：m（N）=6：1：14

D．三聚氰胺分子中各元素原子的物质的量之比为n（C）：n（H）：n（N）=1：2：2
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