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【单选题】
对蛋类营养价值描述错误的是A.
蛋类蛋白质一般都在10%以上
B.
蛋清中含脂肪极少,98%的脂肪在蛋黄内
C.
蛋黄是磷脂的良好食物来源
D.
蛋黄中富含铁,其生物利用率也很高
E.
蛋类维生素含量较为丰富,而且种类较为齐全
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A.
work
B.
worked
C.
have worked
D.
had worked
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【简答题】是在编制预算时,预先估计到计划期内业务量可能发生的变化,编制出一套能适应多种业务量的费用预算,以便能反映在各种业务量的情况下所编制的一种预算。
【单选题】Why not ( )at the back door?
A.
try knocking
B.
try to knock
C.
to try knocking
D.
to try to knock
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