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【单选题】
缺铁性贫血铁剂治疗后最先提示有效的指标是A.
头痛、头晕等症状
B.
总铁结合力恢复正常
C.
血清铁上升
D.
血红蛋白和红细胞最增加
E.
网织红细胞增多
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【单选题】CROCODILES We can find crocodiles in tropical parts of the world, for example Africa, South America and Northern Australia. They spend most of the time 【C1】______ slow-moving water but they 【C2】______...
A.
in
B.
on
C.
at
【简答题】A．We can get entertainment. B．We can know better about life. C．We can find good ways to deal with conflicts. D．We can know something from watching the main character.
【简答题】82C55A 的每个端口的数据寄存器的长度为 ____ 位。
【单选题】Nowhere else in the world ______ a good person like Mr Smith. [ ]
A.
can we find
B.
we can find
C.
we will find
D.
we have found
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