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【多选题】
配置机架感知的下面哪项正确?
A.
如果一个机架出问题,不会影响数据读写
B.
写入数据的时候会写到不同机架的DateNode中
C.
MapReduce会根据机架获取离自己比较近的网络数据
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参考答案:
举一反三
【简答题】A.Because the insects are the most successful creatures. B.Because the insects give birth all the time. C.Because the insects can adapt to new situations quickly. D.Because the insects were the first ...
【单选题】____________ they ____________ in the forest?  Yes, they are. [     ]
A.
Do, watch insects
B.
Are, watching insects
C.
Did, watch insects
【判断题】放大电路必须设置合适的静态工作点才可能正常工作。
A.
正确
B.
错误
【单选题】Which of the following is not true about insects?
A.
Insects can see more colours than human beings.
B.
Insects can see ultraviolet rays which are invisible to man.
C.
All insects have their favorite colours.
D.
The world is more colorful to insects than to human beings.
【单选题】Which of the following is NOT true about insects?
A.
Insects can see more colours than human beings.
B.
Insects can see ultraviolet rays which are invisible to men.
C.
All insects have their favorite colours.
D.
The world is more colorful to insects than to human beings.
【判断题】甲醛对健康的危害有刺激作用、致敏作用、致突变作用。
A.
正确
B.
错误
【单选题】In many countries insects are not eaten because ______.
A.
insects are very dirty
B.
insects are very ugly
C.
insects are very difficult to digest
D.
A and
【单选题】In the war, a soldier’s life is full of ________.
A.
hazards
B.
cosmetics
C.
transfusion
D.
bioterrorism
E.
disorders
【单选题】下列属于烷烃的键
A.
碳碳双键
B.
单键
C.
碳碳三键
D.
羟基
【单选题】适合在砂土上栽培的作物是 ( )
A.
棉花
B.
玉米
C.
花生
D.
果树
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