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【单选题】
以下选项中,最适合于用交互式计算机软件解决的问题是(2)。
A.
非结构化决策问题
B.
半结构化决策问题
C.
结构化决策问题
D.
确定性问题
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参考答案:
举一反三
【判断题】在平面机构中若引入一个高副将引入1个约束,而引入一个低副将引入2个约束。
A.
正确
B.
错误
【单选题】平面机构中若引入一个高副将带入 个约束。
A.
1
B.
2
C.
3
【单选题】The boy lets the animals do exercises so that they can ______.
A.
get fitter
B.
play a game together
C.
learn some English words
D.
stop throwing things all around
【简答题】Can animals be made to work for us? Some scientists think that one day animals may be taught to do a number of jobs. They say that in a film or on TV .We may see elephants, or monkeys, dogs, be...
【简答题】茶树按照叶片大小可以分为( )、( )和( )。
【单选题】According to the discussion, what can be concluded about animal language?
A.
Animals do have language.
B.
No conclusion has been made at present.
C.
Animals do not have language.
D.
Some animals have language and others do not.
【简答题】CAN ANIMALS BE MADE TO WORK FOR US? Can animals be made to work for us? Some scientists think that one day animals may be trained to do a number of jobs that are now done by human beings. The...
【简答题】阅读理解。 Many animals do strange things before an earthquake (地震). This news ma be important. Earthquakes can kill people and knock down houses. The animals may help to save lives. Some animals make a lo...
【单选题】在平面机构中若引入一个高副将引入(     )个约束
A.
1
B.
2
C.
3
D.
4
【单选题】平面机构中若引入一个高副将带入   个约束。
A.
0个
B.
1个
C.
2个
D.
3个
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