A.1個(gè)月時(shí)能抬頭 B.2~5個(gè)月會爬 C.7~8個(gè)月能扶著走 D.9~10個(gè)月會坐 E.12個(gè)月會獨(dú)走
A.擁抱B.覓食C.吞咽D.吸吮E.握持