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【简答题】
有一个B类地址网段,试填出产生以下子网数量的子网掩码的位数 30个子网() 62个子网() 125个子网()
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参考答案：
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【判断题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在弧长变短和弧的曲率变小时将得到改善。
A.
正确
B.
错误
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【单选题】多形性腺瘤占唾液腺上皮性肿瘤的
A.
25%以下
B.
30%以上
C.
50%以上
D.
87以上
E.
95%以上
查看完整题目与答案
【单选题】According to a concerned 1997 article in the Boston Globe, the United States spent less than one percent of its transportation budget on facilities for pedestrians (行人). Actually, I'm surprised it was...
A.
the government spends too much on facilities for pedestrians
B.
the government spends just enough on facilities for pedestrians
C.
the amount is more than he has expected
D.
the amount is less than he has expected
查看完整题目与答案
【多选题】Diverse concerned thinkers came forth with remedies of all kinds for the troubles of the time. (time:3:09）
A.
solutions
B.
a way of dealing with a problem or difficulty
C.
remediation
D.
treatment
查看完整题目与答案
【单选题】Why are scientists concerned about the population of California sea otters according to the passage?
A.
It has been growing at too fast a rate.
B.
Its growth rate has been steadily decreasing.
C.
Its growth rate is not as fast as that of the Alaska sea otters.
D.
It has been greatly reduced by oil spills and other forms of pollution.
查看完整题目与答案
【单选题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在下列哪种情况发生时将得到改善?( )。
A.
弧长变短时
B.
弧的曲率变小时
C.
上面二者都发生变化时
D.
上述都不变时
查看完整题目与答案
【单选题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在 ( )发生时将得到改善。
A.
弧长变短
B.
弧的曲率变小
C.
弧长变短以及弧的曲率变小
D.
上述都不变
查看完整题目与答案
【判断题】In the 19th century linguistic study was primarily concerned with synchronic description​In the 19th century linguistic study was primarily concerned with synchronic description
A.
正确
B.
错误
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【单选题】关于Warthin瘤发病的叙述，不正确的是
A.
女性多于男性
B.
发病年龄平均为62岁
C.
在唾液腺良性肿瘤中发生率仅次于多形性腺瘤
D.
绝大多数发生于腮腺和腮腺的淋巴结
E.
Warthin瘤占唾液腺上皮性肿瘤的9.5%
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【单选题】赵本山创造了一个又一个文化传奇。他之所以能有今天的成就，源于他始终对农村、农民怀有很深的感情，从黑土地上获得了丰富的营养，从民间文化中汲取了精华，民间艺术正是他艺术创作中一条割不断的血脉。据此回答题。这一事实主要说明（）
A.
文化创新可以推动社会实践的发展
B.
社会实践是文化创新的源泉和动力
C.
文化创新来自于文化创作者的灵感
D.
物质条件差的地方也能搞好精神文明建设
查看完整题目与答案
相关题目：
【判断题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在弧长变短和弧的曲率变小时将得到改善。
A.
正确
B.
错误
查看完整题目与答案
【单选题】多形性腺瘤占唾液腺上皮性肿瘤的
A.
25%以下
B.
30%以上
C.
50%以上
D.
87以上
E.
95%以上
查看完整题目与答案
【单选题】According to a concerned 1997 article in the Boston Globe, the United States spent less than one percent of its transportation budget on facilities for pedestrians (行人). Actually, I'm surprised it was...
A.
the government spends too much on facilities for pedestrians
B.
the government spends just enough on facilities for pedestrians
C.
the amount is more than he has expected
D.
the amount is less than he has expected
查看完整题目与答案
【多选题】Diverse concerned thinkers came forth with remedies of all kinds for the troubles of the time. (time:3:09）
A.
solutions
B.
a way of dealing with a problem or difficulty
C.
remediation
D.
treatment
查看完整题目与答案
【单选题】Why are scientists concerned about the population of California sea otters according to the passage?
A.
It has been growing at too fast a rate.
B.
Its growth rate has been steadily decreasing.
C.
Its growth rate is not as fast as that of the Alaska sea otters.
D.
It has been greatly reduced by oil spills and other forms of pollution.
查看完整题目与答案
【单选题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在下列哪种情况发生时将得到改善?( )。
A.
弧长变短时
B.
弧的曲率变小时
C.
上面二者都发生变化时
D.
上述都不变时
查看完整题目与答案
【单选题】弧弹性系数对曲线型需求曲线的点弹性系数的估计在 ( )发生时将得到改善。
A.
弧长变短
B.
弧的曲率变小
C.
弧长变短以及弧的曲率变小
D.
上述都不变
查看完整题目与答案
【判断题】In the 19th century linguistic study was primarily concerned with synchronic description​In the 19th century linguistic study was primarily concerned with synchronic description
A.
正确
B.
错误
查看完整题目与答案
【单选题】关于Warthin瘤发病的叙述，不正确的是
A.
女性多于男性
B.
发病年龄平均为62岁
C.
在唾液腺良性肿瘤中发生率仅次于多形性腺瘤
D.
绝大多数发生于腮腺和腮腺的淋巴结
E.
Warthin瘤占唾液腺上皮性肿瘤的9.5%
查看完整题目与答案
【单选题】赵本山创造了一个又一个文化传奇。他之所以能有今天的成就，源于他始终对农村、农民怀有很深的感情，从黑土地上获得了丰富的营养，从民间文化中汲取了精华，民间艺术正是他艺术创作中一条割不断的血脉。据此回答题。这一事实主要说明（）
A.
文化创新可以推动社会实践的发展
B.
社会实践是文化创新的源泉和动力
C.
文化创新来自于文化创作者的灵感
D.
物质条件差的地方也能搞好精神文明建设
查看完整题目与答案
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