Computer-assisted instruction English language 7 Foreign speakers Study and teaching 6 Language and languages 4 Computer-assisted instruction for foreign speakers 2 Second language acquisition 2 Web-based instruction 2 Ability testing 1 Activity programs 1 Design 1 Education 1 Grammar 1 Indigenous children 1 Internet in education 1 Iranian languages 1 Prepositions 1 Psychological aspects 1 Reading comprehension 1 Study and teaching (Primary) 1 Study and teaching (Secondary) 1 Vocabulary 1 Written English 1