A study examined the type of Wh question (those introduced by who, what, when, where, why, or how) and the phrase structure rules required for the verb phrase to determine how they relate to the acquisition and development of the Wh question transformation. Children ranging in age from 2 to 6 years were given three tasks, each containing 36…

This paper considers the way in which a grammar must account for the speaker's knowledge of sentence force as opposed to sentence form or meaning and the way in which this force is related to a sentence. According to the performative analysis approach, the force of each sentence should be stated explicitly as a part of the underlying…

The 13-year study reported in this monograph attempted to accumulate a mass of longitudinal data on every aspect of linguistic behavior in 211 students representing a cross-section of American urban children. Presented as the major objectives of the study, which followed the subjects from kindergarten through grade 12, are 11 hypotheses to be…