“urin/o” means ___
A. urinary tract
B. ureter
C. urine
D. urination
“-meter” means
A. instrument of measuring
B. instrument of recording
C. instrument of checking
D. instrument of viewing
“-graph” means ___
A. instrument of listening
B. instrument of examining
C. instrument of recording
D. instrument of reading
谈谈如何把握幼儿社会性发展的核心经验，并设计组织实施幼儿社会性发展活动？
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