小细胞低色素贫血见于( )。
A.巨幼红细胞贫血B.缺铁性贫血C.溶血性贫血D.失血性贫血E.白血病
参考答案:B
解析:[知识点] 缺铁性贫血的概述
—______ have you kept the book from Jim?
— For several days. [ ]
A. How many
B. How much
C. How long
D. How often
玻璃器皿的油污严重时,可先用()洗液浸泡后再用水冲洗。
A.铬酸
B.硫酸
C.硝酸银
D.氢氧化钠