the present study sought to investigate the acquisition of referential, quasi and expletive subject pronouns, three different types of obligatory subjects in english, by adult persian speaking l2 learners of english at different stages of l2 acquisition. a grammaticality judgment test and a translation test were designed and developed to elicit the participants' knowledge of obligatory subjects...

background: bilingual individuals reported that they experience more intensive emotions in native language. this study tries to investigate this claim psychophysiologicaly. the effect of age and second language acquisition context on physiological appearances of first and second languages were also investigated.   methods: 60turkish and kurdish bilinguals were explored. the emotional stimuli em...