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【单选题】
某小组为研究电化学原理，设计如图装置。下列叙述 不 正确的是( )A.
a 和 b 不连接时，铁片上会有析出
B.
a 和 b 用导线连接时，铜片上发生的反应为：Cu 2 ＋ ＋2e － =Cu
C.
无论 a 和 b 是否连接，铁片均会溶解，溶液均从蓝色逐渐变 成浅绿色
D.
a 和 b 分别连接直流电源正、负极，电压足够大时，Cu 2 ＋ 向铜电极移动
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【单选题】The writer feels that expressing personal feelings
A.
is especially beneficial when negotiations are going badly.
B.
may result in bad decisions being made.
C.
often leads to anger during negotiations.
D.
may be positive at certain times.
【单选题】某公司采用剩余股利政策分配股利，董事会正在制订2015年度的股利分配方案。在计算股利分配额时，不需要考虑的因素是()
A.
公司的目标资本结构
B.
2015年末的货币资金
C.
2015年实现的净利润
D.
2016年需要的投资资本
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【单选题】The passage implies that Kissinger's message 'Eureka' was sent ______ .
A.
when the negotiation started in Beijing
B.
as soon as he arrived in Washington
C.
when he flew to Vietnam on July 11
D.
when the negotiation was completed in Beijing
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