The purpose of this chapter
To address some of questions like..
“Do childhood and adulthood, and differences between them, hold some keys to second language acquisition models and theories?”
To set forth explicitly some of the parameters for looking at the effects of age and acquisition.
The Critical Period Hypothesis (CPH)
Critical period for language acquisition
we choose the three topics as the most difficult part of grammar that the Korean student have trouble in learning based on some theories; 1) tense and aspect, 2) modal verbs, and 3) relative pronouns.
Prator’s(1967) 6 categories of difficulty between the first language and the second language says that there are 6 levels of difficulty by the grammatical or phonol