【单选题】【消耗次数：1】
将决策问题分为确定型决策和非确定情况下的决策的依据是（）
①
对未来可能情况的了解判断程度
②
对现有情况的了解判断程度
③
对过去情况的了解判断程度
④
对过去和现在情况的了解判断程度
参考答案：
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相关题目
【多选题】
要了解某地区的就业情况
①
全部成年人是研究的总体
②
成年人的总数是统计指标
③
成年人口就业率是统计标志
④
反映每个人特征的职业是数量指标
⑤
某人职业是教师是标志表现
【多选题】
要了解某地区的就业情况（ ）。
①
全部成年人是研究的总体
②
成年人口总数是统计指标
③
成年人口就业率是统计标志
④
反映每个人特征的职业是数量指标
⑤
某人职业是教师是标志表现
【简答题】
按照决策问题的结构化程度不同，可以将决策问题分成结构化问题、[填空]问题和非结构化问题三种类型。
【简答题】
按照决策问题的结构化程度不同，可以将决策问题分成结构化问题、[填空]问题和非结构化问题三种类型。
随机题目
【单选题】
10. It was very hot yesterday, but it is ____today.
①
even hotter
②
more hotter
③
much more hot
④
much hot
【单选题】
12. When we arrived, we found the meeting room crowded with ____ students.
①
quite a few
②
only a few
③
few
④
a few quite
【单选题】
9. These children are ____this year than they were last year.
①
more tall
②
more taller
③
very taller
④
much taller
【单选题】
1. This box is ____that one.
①
heavy than
②
so heavy than
③
heavier as
④
as heavy as
【单选题】
14. Through the window we can see nothing but ____ buildings.
①
tall very many
②
very many tall
③
very tall many
④
many very tall
【简答题】
Thousands of years ago in Egypt (埃及)， Kings built the pyramids (金字塔). They used to build them as their tombs (坟墓). The kings thought the pyramids would help them find life [填空1]death. They also wanted the world remember them as important people. Some pyramids were for queens, but they are [填空2]interesting because they are not so big. The[填空3]pyramid that we know today is the pyramid that we know today is the pyramid near Sahara ( 撒哈拉沙漠) in Egypt. It is about 5,000 years old. There are many pyramids along the Nile River (尼罗河). The largest is the pyramid of Khufu (法老胡夫). It is made of two million three hundred thousand huge stones, most of [填空4]higher than a person. It is about 144 meters high. Inside the pyramid[填空5]the burial rooms (墓室）for the king and queen and long passage (通道) ways [填空6]these rooms. The rest of the pyramid is solid (坚固的) stone. We know there were wonderful[填空7]in the pyramid. Robbers[填空8]into the pyramids and took many of these treasures (财宝). Today some of the treasures are in museums [填空9]. How did the people of ancient [填空10]build the pyramids?How did they carry and lift the huge stones? Each stone [填空11]so well and they didn’t have our[填空12]machines. Scientists[填空13]the pyramids but nobody can say just how they [填空14]. Some day if you can, you ought to go to see the pyramids. I[填空15]you that they would be amazing.1. A. beforeB. afterC. behindD. in front of2. A. moreB. lessC. noD. very3. A. eldestB. youngestC. oldestD. smallest4. A. themB. whomC. whichD. that5. A. there areB. there isC. areD. is6. A. toB. withC. forD. in7. A. treasureB. treasuresC. moneyD. gold8. A. cameB. wentC. brokeD. walked9. A. thoughB. howeverC. everD. since10. A. dayB. momentC. momentsD. days11. A. wearsB. fitsC. liftsD. carries12. A. freshB. electronicC. modernD. scientific13. A. have studiedB. will studyC. studiedD. were studying14. A. have done thatB. did soC. did itD. are doing it15. A. sureB. assureC. insureD. ensure
【单选题】
9.“Has he seen this film?” “Yes. He _______ it several days ago.”
①
saw
②
has seen
③
had seen
④
was seeing
【单选题】
2.She the door before she goes away.
①
had locked
②
is locking
③
has locked
④
was locking