单项选择题

患儿，9个月，母乳喂养，未加辅食。近1个月来，面色苍白，烦躁易怒，舌面光滑，有轻微震颤，肝于肋下3.6cm。血常规：Hb90g/L，RBC1.9×10/L，血清维生素B降低。
护士向患儿家长介绍预防本病的重点是

A.按时补充维生素D和钙剂
B.多晒太阳
C.按时添加辅食
D.纠正不良饮食习惯
E.注意休息

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听力原文：Woman: I'm sorry I'm late again. I ran out of gas. Can you believe it?Man: You should take the bus. Then you wouldn't have to worry about gas or flat tires or anything like that. Or, even better, get up earlier and walk. That's what I do. I walk to work every morning.Woman: Well, I tried taking the bus yesterday, and I got here even later than I do when I drive because it has to stop at every bus stop. It takes forever.Man: See? Walking's the fastest way. It only takes me 45 minutes to get to work. And I always arrive feeling relaxed and energizeD.Woman: Well, it would take me a lot longer than it takes you. I'd have to train before I could walk that fast, and anyhow, I live a lot farther away than you do.Why was the woman late today?A.She slept latE.B.She walked slowly.C.She took the bus.D.She ran out of gas.

A.Why
B.She
C.
B.She
D.
C.She
E.
D.She

单项选择题

患儿，9个月，母乳喂养，未加辅食。近1个月来，面色苍白，烦躁易怒，舌面光滑，有轻微震颤，肝于肋下3.6cm。血常规：Hb90g L，RBC1.9×10 L，血清维生素B降低。该患儿最适宜的治疗是给予

A.输红细胞
B.铁剂+维生素
C.维生素B+叶酸
D.补叶酸
E.补铁剂

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