在详细可行性研究阶段,其投资和成本估算的精度要求在( )以内。
A.±25%
B.±20%
C.±10%,
D.±5%
参考答案:C
He spent _____ money on books and _____ his books are about space and satellite.
[ ]
A. a great deal of; a good many of
B. a good many; a great number of
C. a large quantity of; a large amount of
D. a lots of; plenty of
患者男性,24岁,诊断急性白血病,发病早期就出现中枢神经系统白血病,该患者最可能的类型是
A.急性淋巴细胞白血病
B.慢性粒细胞性白血病
C.急性粒细胞白血病
D.急性粒细胞白血病M3型
E.急性粒细胞白血病M5型