判断题
Problem solving is thinking that is directed toward the solving of a specific problem that involves both the formation of responses and the selection among possible responses.（）
正确(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
多项选择题 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（）.
判断题 Chomsky has argued that all languages have the same underlying，abstract structure-universal grammar.（）
