诊断为红细胞生成缺铁期(DE)的依据是()。
A.血清铁下降
B.血清铁蛋白下降
C.游离原卟啉浓度下降
D.血红蛋白和红细胞压积下降
E.铁结合力下降
参考答案:A
正常成人骨髓象中原始红细胞+早幼红细胞不应超过()
A.2%
B.5%
C.7%
D.10%
E.15%
---There ______ a basketball match on TV this evening.
--- Oh, that sounds great!
A.are going to be
B.is going to have
C.will have
D.will be