工业企业核算产品成本时,不应计入其生产成本的有()。
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1975年,()上市政府国民抵押协会低押凭证期货合约,成为世界上第一张利率期货合约。
A dog is a more demanding pet than a cat because _ .
[ A] it must be trained so that it won ' t bite
[ B ] it demands more food and space
[ C]it needs more love and care
[ D] it must be looked after carefully