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【单选题】
维生素D缺乏性佝偻病最早出现的骨骼 变化是A.
方颅
B.
串珠肋
C.
“0”形腿
D.
手镯、足镯
E.
颅骨软化
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【简答题】Text A is a piece of narrative writing following the ____________ approach , which means the s are arranged in the order in which they happened. 2. My roommate Rob made a _____ with me that he’d ...
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