What are the stages of language development in vygowski’s theory.（）

单项选择题The following concepts do not belong to Piaget’s Theory（）.

A.Equilibration
B.Evolution
C.Assimilation
D.Accommodation

多项选择题Language structures include（）

A.Phonology
B.Morphology
C.Semantics
D.Syntax

单项选择题What was the earliest research on Functional Equivalence Theory.（）

A.Suspension bridge experiment
B.Open-window experiment
C.Mental rotation experiment
D.Three Mountain Task Perspective

多项选择题In Galton’s 1880 experiment，which dimensions do subjects need to describe specifically.（）

A.Contrast ratio
B.Brightness
C.Definition
D.Color

多项选择题Specific concept categories are mainly composed in the following two ways（）

A.Prototype theory
B.Filter theory
C.Example method
D.Subtraction