A.0~8個(gè)月 B.8~12個(gè)月 C.12~18個(gè)月 D.18個(gè)月~2歲
A.0~4個(gè)月 B.4~8個(gè)月 C.8~12個(gè)月 D.12~14個(gè)月
A.斯金納B.艾里克森C.弗洛伊德D.班杜拉