某企业开发新产品，有四种设计方案可供选择，四种方案在不同市场_爱下问搜题

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问题单项选择题

某企业开发新产品，有四种设计方案可供选择，四种方案在不同市场状态下的损益值参见表1-5。采用乐观原则判断，该企业应选择（）。

A.方案Ⅰ

B.方案Ⅱ

C.方案Ⅲ

D.方案Ⅳ

答案

参考答案：D

解析：乐观原则（大中取大法），是指愿意承担风险的决策者在方案取舍时以各方案在各种状态下的最大损益值为标准（即假定各方案最有利的状态发生），在各方案的最大损益值中取最大者对应的方案。市场的最佳状态为畅销，畅销中销量最好的为方案Ⅳ。

单项选择题

炝的成品具有()、口味清淡等特点。

A．无色

B．无油

C．无汁

D．无味

完形填空

At the beginning of this century, medical scientists made an interesting discovery: we are built not just of flesh(肌肉) and blood but also of time. They were   41  to show that we all have a ‘body clock’   42  us, which controls the   43  and fall of our body energies,   44  us different from one day to the next.
The   45  of a ‘body clock’ should not be too   46  since the lives of most living things are controlled   47  the 24-hour night-and-day cycle(循环). We feel   48  and fall asleep at night and become   49  and energetic during the day. If the 24-hour cycle is   50  most people experience unpleasant   51 . For example, people who are not   52  to working at night can find that   53  of sleep causes them to   54  badly at work.
55  the daily cycle of sleeping and   56 , we also have other cycles which   57  longer than one day. Most of us would   58  that we feel good on some days and not so good on   59 ; sometimes our ideas seem to flow and at other times, they   60  do not exist.

C．interesting

D．Rather than