Language and languages Study and teaching English language 19 Second language acquisition 16 Foreign speakers 11 Computer-assisted instruction 7 Error analysis 4 Study and teaching (Higher) 4 Psychological aspects 3 Study and teaching (Secondary) 3 Applied linguistics 2 Attitudes 2 Bilingual method 2 Chinese language 2 Communicative competence 2 Competence and performance (Linguistics) 2 Computer-assisted instruction for foreign speakers 2 Data processing 2 Education, Bilingual 2 Errors of usage 2 Grammar 2 Language acquisition 2 Reading comprehension 2 Sex differences 2 Sex differences in education 2 Social conditions 2 Ability testing 1 Abilty testing 1 Adult education 1 Audio-visual aids 1