以下哪些为儿科的特殊病史()
A.喂养史
B.生长发育史
C.预防接种史
D.生产史
E.生活史
参考答案:A, B, C, D, E
The children do not know how to _______ themselves decently at the party.
A.act
B.perform
C.behave
D.advance
采油平台上采用哪种灭火系统?