sentences:  This means that the curriculum is based on a certain subject matter and communicative competence is acquired in the context of learning about certain topics in that subject area.This falls under the top down approach to language learning where, unlike the bottom up approach, a learner first learns the overall meaning of a text and then attends to the language features.The CBI approach is comparable to English for Specific Purposes (ESP), which usually is for vocational or occupational needs, or to English for Academic Purposes (EAP).