Unknowns and Comprehension

On a language teachers’ group, a comment was recently posted to the effect that maybe language didn’t have to be 100% comprehensible, because a young native speaker could go for a long time before asking what a key word meant. Maybe, the poster offered,...

How do you learn new words if everything is known?

On a Chinese-learning forum, a user asked: I understand how CI develops the ability to recognise and produce appropriate structures and functions in a language, but if the input is all known to the learner (in terms of vocabulary used) how does the learner acquire the...