This is the next leap to create communicative circumstance in studying. The revolution comes after the boredom of Method of Grammar Translation (GTM). This method is spontaneous usage of language and improving students' ability to think in the target language.
This method emphasizes on all feature of the target language such as dictated must be written in solely the target language, no translation and linking meaning of the language being learned.
The problems remains that are not implemented well in public education in condition where budget, classroom size, time, and teacher background can't fulfill easily.