Babies gradually understand their parents’ instructions under the natural language output environment of their parents and begin to learn their mother tongue by simply opening their mouths to express their needs
Infants learn their mother tongue in the context of their parents' natural language output, gradually understanding their parents' instructions and beginning to express their needs simply. ...
In the natural language output environment of parents, infants gradually understand their parents' instructions and begin to express their needs simply by opening their mouths to learn their mother tongue