This study was set to cross-validate a bilingual Persian-English version of the Vocabulary Size Test (VST) against the monolingual English version and compare Iranian EFL learners' performance on the two versions. Various bilingual versions of the VST have been developed based on the assumption that bilingual versions are not affected by the…

Delving into the linguistic performance of EFL learners with varying linguistic backgrounds and potentials appears to be of huge significance, particularly in EFL classrooms. The knowledge of the potential variations between monolingual and bilingual EFL learners might help teachers better meet the needs of these learners, for instance through…

In the light of evidence that attention can facilitate and enhance learning, this study attempts to investigate the allocation of attention to meaning and form simultaneously in reading comprehension in the foreign language among monolingual and bilingual learners of English. To this end, three groups of learners namely, bilingual (knowing…

This study aimed to investigate the effect of using two types of dictionaries (monolingual and bilingual) on Iranian intermediate EFL learners' vocabulary learning. An OPT (Oxford placement test, 2001) was administered among 90 students 60 of whom were selected as the participants of this study. They were sophomore students studying English as a…

The present study aims at finding the differences between bilingual and monolingual learners across gender in the use of cognitive, metacognitive, and total reading strategies, as well as reading comprehension ability. To this end, 50 Persian-Turkish bilinguals and 36 Persian monolinguals participated in the study. A standard test of reading…

While the effects of L1 on L2 have been extensively investigated, the effects of L2 on L1 have been largely ignored. The present study attempted to address this issue by investigating the effects of L2 English on Iranian Bilinguals' L1 writing ability. For this end, 61 participants, 30 bilinguals and 31 monolinguals, were assessed on an…

The study aimed to examine whether Kurdish-Persian early Bilingual university students (EBL) and Persian Monolingual university students (ML) differ on tasks of executive function (EF). Thirty male EBL and 30 male ML students from Ferdowsi University of Mashhad completed a Persian Stroop Color-Word task (SCWT), Backward Digit Span Test (BDST),…

Some researchers argue that linguistic knowledge of one's native language facilitates the acquisition of additional languages (see, for example, Cenoz & Valencia, 1994; Grenfell & Harris, 2006; Hakuta, 1990; Keshavarz & Astaneh, 2004). To contribute to this line of research, the present study investigated the probability of significant…

This paper reports an attempt to develop and validate a bilingual Persian version of the Vocabulary Size Test (VST). Due to the particular educational system in Iran, there is a dire need for a test that can effectively estimate English learners' vocabulary sizes. Previous research (Nguyen and Nation, 2011) has indicated that bilingual versions of…

The purpose of this study is to compare the vocabulary learning of monolingual learners of English as a second language with bilingual learners of English as a third language. The study is based on data from 52 monolingual Persian-speaking learners of English and 45 bilingual Azeri-Persian-speaking learners of English. All the participants were…

In Urmia city, many children learn and speak their first language (either Azari or Kurdish) at home and study all of their courses in Farsi throughout their education. This bilingual quality of education needs to be researched to attain high quality educational practices. The purpose of this study was to examine the effects of bilingualism on…

The purpose of this study was two-fold: it primarily intended to incorporate some insights into the newly-explored field of L3A: secondly, it aimed to highlight the significance of translation as a valid language activity in exploring the native language influence on non-native language acquisition process. To this end, it investigated the…

The present study examines the possible effects of bilinguality on third language learning among English as a Foreign Language (EFL) learners with a focus on reading comprehension proficiency achievement. This study is a longitudinal survey of EFL learners in Urmia University in Azerbaijan, Iran, during 2002-2004. It compared 56 Turkish-Persian…