单项选择题
A.60% B.70% C.85% D.95% E.90%
A.体重正常,身长偏高 B.体重正常,身长偏低 C.体重偏高,身长正常 D.体重偏高,身长偏低 E.体重偏低,身长正常
A.90cm B.98cm C.103cm D.105cm E.110cm
A.8~10个月 B.11~12个月 C.13~15个月 D.16~19个月 E.20~30个月
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