A shift in children’s dominant language in common in immigrant situation and often results in L1 attrition unless the parents and the children make an extra effort to preserve it. As a result of 12 dominance, the L2 of the children in this study was often activated while they were in L1 interactions with of their behavior often show partial accommodation, which is normally used to refer to CS as a means to converge to an interlocutor’s language while at the same time producing element from the other language ( Sachdev and Giles 2006). In the case of bilingual children, however, they may be using their L2 with an L1 foreign accent.