配合物[RhCl2(NH3)4]NO3中，Rh的氧化数和配位数分别是(-我要搜题网

[单项选择]There will be an attempt to develop Nolp’s waterfront with new condominiums, a new boardwalk, and updated shopping facilities to be added to the region. A three-square-kilometer zone of waterfront just south of the downtown area has been a part of the city that officials at City Hall have long been interested in improving. Disputes with state politicians initially delayed plans to start the development, but recently, the two parties have come together and finalized a proposal to go ahead with the project.
The city renewal project is expected to boost local property values and generate greater investment along the waterfront area. Mayor Ruth Dyson anticipates that the project will create an additional 300 jobs over the next three years.
Why was the development project postponed
A. Politicians disagreed on aspects of the plan.
B. The current land owners refused to sell the property.
C. Adequate funding for the project could not be found.
D. Developers had to conduct an environmental assessment first.

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[单项选择]The English have the reputation of being very different from all other nationalities. It is claimed that living on an island separated from the rest of Europe has much to do with it. Whatever the reasons, it may be fairly stated that the Englishman has developed some attitudes and habits distinguishing him from other nationalities.
Broadly speaking, the Englishman is a quiet, shy, and reserved person among people he knows well. Before strangers he often seems inhibited, even embarrassed. You have only to witness a railway compartment any morning or evening to see the truth. Serious-looking businessmen and women sit reading their newspapers or dozing (打盹) in a comer, and no one speaks. An English wit once suggested to overseas visitors, "On entering a railway compartment shake hands with all the passengers. " Needless to say, he was not being serious. There is an unwritten but clearly understood code of behavior, which, if broken, makes the person immediately the object of suspicio
A. inquire about the code of behavior in the train
B. shake hands with all the passengers
C. shake hands with the person he knows
D. behave like an Englishman

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[单选题]第二种工作票,对( )电压等级、同类型工作,可在数条线路上共用一张工作票。
A.不同
B.同一
C.相近

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[单项选择]计算动态数列指标可以是（）
A. 实际数
B. 平均数
C. 率
D. 构成比
E. 以上均正确

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[单选题]对于一个简单的酶促反应，当［S］＜Km时
A.反应速度最大
B.反应速度随底物浓度增加而加快
C.增加底物浓度反应速度不受影响
D.增加底物可使反应速度降低
E.只能增加酶量来提高反应速度

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[判断题]
可以通过帧同步码的移位比较实现帧同步。
A.正确
B.错误

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[单选题]行政法有一般行政法和特别行政法之分，属于一般行政法的是（）。
A.行政组织法
B.民政行政法
C.科技进政法
D.卫生行政法

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[判断题]上级电网中变电站全停时，需将该站负荷尽可能通过高压侧倒出。
A.正确
B.错误