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问题 单项选择题

国家工作人员发现国家秘密已经泄露或者可能泄露时，应当（）

A．立即向本单位领导报告

B．立即向公安局报警，保护现场

C．立即采取补救措施，并报告有关保密工作部门

D．立即报告国家安全部门

答案

参考答案：C

单项选择题

A company receives a payment of $10000 on 1 December, for rent on a property for December and January. On receipt, they correctly record it as cash and unearned revenue. If at 31 December, their year-end, they failed to make an adjustment entry related to this payment, what is the effect on the financial statements for the year（）

A. Assets are overstated by $5000 and liabilities are overstated by $5000.

B. Assets are overstated by $5000 and owner’s equity is overstated by $5000.

C. Liabilities are overstated by $5000 and owner’s equity is understated by $5000.
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问答题

一场大雪过后，环卫工人常常在马路上洒盐融雪．

（1）小明根据加盐的冰容易熔化，分析加盐的水应该______（难/易）凝固，由此提出问题：盐水结冰需要的时间与什因素有关？并作出如下猜想

猜想一：结冰需要的时间与水的多少有关；

猜想二：结冰需要的时间与盐的多少有关；

猜想三：结冰需要的时间与水的温有关．

（2）他找来了盐、水、三个完全相同的烧杯、温度计、天平、______，利用家用冰箱进行了探究活动．为了能验证猜想二，请你帮助小明设计出探究方法．
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