In the early years of the Journal of Child Language, there was considerable disagreement about the role of language input or adult-child interaction in children's language acquisition. The view that quantity and quality of input to language-learning children is relevant to their language development has now become widely accepted as a principle guiding advice to parents and the design of early ...

The present study was conducted to investigate the effectiveness of deductive instruction of grammar with input enhancement and without using input enhancement. It also explored the effectiveness of inductive instruction of grammar with input enhancement and without input enhancement among Iranian EFL learners. The participants were female intermediate-level students who were studying English a...