A.減慢說(shuō)話速度B.隨時(shí)隨地C.傾聽與關(guān)注D.暢所欲言
A.0~4個(gè)月B.4~10個(gè)月C.10~18個(gè)月D.18~24個(gè)月
A.RSSTB.飲水試驗(yàn)C.吃飯?jiān)囼?yàn)D.檢查試驗(yàn)