In this paper we describe the learner model ontology and learner model agent in a multi-agent architecture of learning support systems. The learner model ontology facilitates 1) sharable specification of the functionalities of learner model agent; 2) fluent communication between the learner model agent and other agents. The example of a learner model ontology and learner model agent shows that ...

this study aimed to investigate how iranian efl learners performed in producing sentences containing idioms and whether they had any problems in producing such sentences. this query, subsequently, raised the question of whether idioms influenced the participants’ grammaticality judgment on idiom-containing sentences. for this purpose, firstly, the writings of 24 learners were investigated for a...