79 下列選項中，有關兒童疑問詞發展的先後順序，何者正確？
(A) what → where → who → when
(B) where → why → what → who
(C) when → what→who → how
(D) who → where → when → what

答案：登入後查看
統計： A(26), B(1), C(0), D(3), E(0) #1176077