Two investigations of the acquisition of the meaning of "always" and "never," and "always,""never,""usually,""seldom," and "sometimes" are discussed. Results demonstrate that the acquisition sequence of meanings of related words may vary among children at the beginning, but become consistent in later acquisition. (CHK)

From the standpoint of transformational grammar, this experimental work evaluates the extent to which children choose or fail to generalize their rules for the placement of the negative particles "not" and "n't." The subjects were eight three- and four-year-olds of middle-class background who had been producing sentences with…