Since Ure (1971) and Halliday (1985), different measures have been proposed in the research literature as a proxy for investigating lexicon advances. They are called lexical richness measures and are an important tool in assessing advance of the lexicon (Johansson, 2009). This article evaluates three lexical richness measures of progress in the…

This paper aims to investigate the extent to which teachers can play an effective role to develop students' writing skills through classroom interaction at the Arab Countries Universities. The researcher has adopted the qualitative method as well as the test as a tool for collecting data relevant to the study. It is an attempt to highlight the…

The purpose of this paper is to investigate the use of discourse markers that Yemeni EFL learners use in their composition writings. The research questions addressed in this paper are (1) what are the DMs that are frequently used by Yemeni EFL learners? and (2) is there a direct relationship between the use of such markers and the writing quality…