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问题 选择题

如图所示，在一U型管中装入含有紫色石蕊的Na2SO4试液，通直流电，一段时间后U型管内会形成一个倒立的三色 “彩虹”，从左到右颜色的次序是

[ ]

A．蓝、紫、红

B．红、蓝、紫

C．红、紫、蓝

D．紫、红、蓝

答案

答案：C

单项选择题

某人拥有一套建筑面积110m2的商品住宅。该住宅于2000年底取得了70年土地使用权，2003年底建成交付使用，建筑物使用年限为70年，办理了房地产权证。2008年底这套住宅正在出租，月租金3000元，出租方承担物业管理费和维修费，水电费、供暖费等由承租方负担。该地区此类住房的年出租空置率平均为10%，还原率为9%。
请就上述内容，回答下列各题。

采用收益还原法评估该套住宅的价格时，所需扣除的租赁费用构成应为( )。

A．物业管理费+维修费+保险费

B．房地产税+物业管理费+维修费

C．房地产税+物业管理费+维修费+保险费

D．房地产税+物业管理费+维修费+保险费+水电费+供暖费
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单项选择题

Scientists attempting to replicate certain controversial results reported by a group of experienced researchers failed to get the same results as those reported. The conclusion drawn from this by the scientists who conducted the replication experiments was that the originally reported results had been due to faulty measurements.
The argument of the scientists who conducted the replication experiments assumes that

A．the original experiments had not been described in sufficient detail to make an exact replication possible.

B．the fact that the originally reported results aroused controversy made it highly likely that they were in error.

C．the theoretical principles called into question by the originally reported results were themselves based on weak evidence.

D．the replication experiments were not so likely as the original experiments to be marred by faulty measurements.

E．(E) the researchers who originally reported the controversial results had themselves observed those results only once.
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