Fang and J. Xue-mei (2007) pointed out that contrastive analysis hypothesis claimed that the principal barrier to second language acquisition is the interference of the first language system with the second language system and that a scientific, structural comparison of the two languages in question would enable people to predict and describe which are problems and which are not.Error analysis approach overwhelmed and announced the decline of the Contrastive Analysis which was only effective in phonology; and, according to J. Richard et al.