... in analytical rating in L2 writing, it seems theoretically and statistically plausible to rate two major areas of the scripts: sentence structure and vocabulary and arrangement of ideas and ... Second Language Investigating Writing Sub-skills in Testing English as a Foreign Language: A Structural Equation Modeling Study Vahid Aryadoust National Institute of Education, Singapore arya2004v@yahoo.com ... structure, organization of materials, vocabulary use, and writing quantity (Mullen, 1977); relevance and adequacy of content, compositional organization, cohesion, adequacy of vocabulary, grammar, punctuation,...