Computer-assisted instruction English language 10 Foreign speakers 9 Study and teaching 9 Dissertations 5 Dissertations, Academic 5 Language and languages 3 Data processing 2 Second language acquisition 2 Ability testing 1 College students' writings, English 1 Communication in foreign language education 1 Computational linguistics 1 Computer-assisted instruction for foreign speakers 1 Design 1 Engineering students 1 Internet in education 1 Iranian languages 1 Second language 1 Studies and teaching 1 Study and teaching Foreign speakers Data processing 1 Web-based instruction 1 Wikis (Computer science) 1