问题
单项选择题
维生素D缺乏性佝偻病初期长骨X线表现是（）
A.骨骺软骨明显增宽
B.干骺端临时钙化带消失
C.骨质普遍稀疏
D.骨干弯曲
E.无明显变化
答案
参考答案：E
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维生素D缺乏性佝偻病初期长骨X线表现是（）
A.骨骺软骨明显增宽
B.干骺端临时钙化带消失
C.骨质普遍稀疏
D.骨干弯曲
E.无明显变化
参考答案：E
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| John is a Canadian. He lives in a tall building. He gets up at __1__ every morning. He __2__ home at seven o’clock. And he gets to school at seven forty. He has __3__ classes in the morning and two in the __4__. After school, he likes to play volleyball __5__ his classmates. He goes home at five thirty__6__. He and his __7__ have dinner __8__ home. __9__ he does his homework. He goes to _10 _ at around nine thirty. What a busy day!
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