I'm not so foolish _ to be kidded by your simple trick.[ ]
A. and
B. as
C. but
D. that
答案:B
缺铁性贫血与铁粒幼细胞性贫血的鉴别要点是()
A.血清总铁结合力
B.骨髓铁染色
C.红细胞内游离原卟啉测定
D.血清铁
E.MCV、MCH、MCHC测定
哺乳指导中下列不妥的是()
A.宣传母乳喂养好处
B.待下奶后立即哺乳
C.吸吮有助于乳汁分泌
D.告诉产妇开奶越早越好
E.吸吮 * * 可使生乳素增加