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【单选题】
在中国古代史上,民族融合的主要历史作用是促进了
A.
少数民族的封建化
B.
游牧民族农业化
C.
各民族之间的经济文化交流
D.
统一的多民族国家的形成发展和巩固
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参考答案：
举一反三
【简答题】Howling(吼叫) is a behavior commonly observed among a wolf pack(狼群). As pack animals, wolves work together to hunt and rely on howling as an important means of communication among each other. There’re d...
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后,0+时刻,电感上流过的电流I(0+)为( )
A.
0.5A
B.
1A
C.
2A
D.
5A
查看完整题目与答案
【单选题】The village seemed _____, the only sign of life _____ some trees waving in the howling wind. [     ]
A.
alone; were
B.
deserted; being
C.
lonely; was
D.
abandoned; to be
查看完整题目与答案
【简答题】阅读理解。 Howling is a behavior commonly observed among a wolf pack. As pack animals, wolves work together to hunt and rely on howling as an important means of communication among each other. There are di...
查看完整题目与答案
【单选题】急性肠梗阻可出现下列变化,除了:
A.
肠管迅速膨胀、肠管压力升高
B.
肠壁代偿性肥厚
C.
肠壁血运障碍
D.
肠壁充血、增厚
E.
肠道穿孔
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后t>0时,与电压源相连的电阻的电压为( )
A.
8/3+1/3e(-2t）
B.
-8/3-1/3e(-2t）
C.
8/3+1/3e(-3t）
D.
-8/3-1/3e(-3t）
查看完整题目与答案
【单选题】急性肠梗阻可出现下列变化,除了:
A.
肠管迅速膨胀
B.
肠管压力增高
C.
肠壁代偿性肥厚
D.
肠壁血运障碍
E.
肠壁充血增后
查看完整题目与答案
【单选题】Having heard wolves howling in the forest, Lala       her walk up the path to the caves fearing that there might be wild beasts lying in wait for her．
A.
accumulated
B.
circulated
C.
accelerated
D.
calculated
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后,时间常数τ计算公式中R取值为( )
A.
2
B.
6
C.
8
D.
4
查看完整题目与答案
【简答题】Howling is a behavior commonly observed among a wolf nark. An animals, wolves work together to hunt and rely on howling was an important means of communication each other. There are different explants...
查看完整题目与答案
相关题目：
【简答题】Howling(吼叫) is a behavior commonly observed among a wolf pack(狼群). As pack animals, wolves work together to hunt and rely on howling as an important means of communication among each other. There’re d...
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后,0+时刻,电感上流过的电流I(0+)为( )
A.
0.5A
B.
1A
C.
2A
D.
5A
查看完整题目与答案
【单选题】The village seemed _____, the only sign of life _____ some trees waving in the howling wind. [     ]
A.
alone; were
B.
deserted; being
C.
lonely; was
D.
abandoned; to be
查看完整题目与答案
【简答题】阅读理解。 Howling is a behavior commonly observed among a wolf pack. As pack animals, wolves work together to hunt and rely on howling as an important means of communication among each other. There are di...
查看完整题目与答案
【单选题】急性肠梗阻可出现下列变化,除了:
A.
肠管迅速膨胀、肠管压力升高
B.
肠壁代偿性肥厚
C.
肠壁血运障碍
D.
肠壁充血、增厚
E.
肠道穿孔
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后t>0时,与电压源相连的电阻的电压为( )
A.
8/3+1/3e(-2t）
B.
-8/3-1/3e(-2t）
C.
8/3+1/3e(-3t）
D.
-8/3-1/3e(-3t）
查看完整题目与答案
【单选题】急性肠梗阻可出现下列变化,除了:
A.
肠管迅速膨胀
B.
肠管压力增高
C.
肠壁代偿性肥厚
D.
肠壁血运障碍
E.
肠壁充血增后
查看完整题目与答案
【单选题】Having heard wolves howling in the forest, Lala       her walk up the path to the caves fearing that there might be wild beasts lying in wait for her．
A.
accumulated
B.
circulated
C.
accelerated
D.
calculated
查看完整题目与答案
【单选题】换路前已经达到稳定状态,t=0时刻开关闭合,求换路后,时间常数τ计算公式中R取值为( )
A.
2
B.
6
C.
8
D.
4
查看完整题目与答案
【简答题】Howling is a behavior commonly observed among a wolf nark. An animals, wolves work together to hunt and rely on howling was an important means of communication each other. There are different explants...
查看完整题目与答案
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