成本实质上是一种费用，即按一定对象所归集的费用，是对象化了的费用()
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Judging from the context, "to keep your head above water" (Para. 1) probably means ______.
A. to be drown
B. to keep out of financial difficulty
C. to keep away from danger
D. to protect you h-ore water
我国行政事业、企业单位都采用权责发生制原则确认收入和费用。 ()
A. 正确
B. 错误
Coleco Industries' case suggests that ______.
A. the Cabbage Patch Kids dolls were the best selling toy on the market
B. the Cabbage Patch Kids dolls are sensational line of dolls
C. complacency and lack of creation will ultimately ruin a business
D. the most successful businesses survive in the long term
实存账存对比表，是调整账簿记录的原始凭证，也是分析差异原因、查明责任并提出处理意见的依据。()
A. 正确
B. 错误
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