多项选择题
What are the stages of language development in vygowski’s theory.（）
A.Social
B.Egocentric
C.Pre-operation stage
D.Inner
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相关考题
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单项选择题
The following concepts do not belong to Piaget’s Theory（）.
A.Equilibration
B.Evolution
C.Assimilation
D.Accommodation -
判断题
Chomsky has argued that all languages have the same underlying，abstract structure-universal grammar.（） -
多项选择题
Language structures include（）
A.Phonology
B.Morphology
C.Semantics
D.Syntax
