精选优质文档-倾情为你奉上What is second language acquisition?Sometimes a distinction is made between a second and a third or even a fourth language. However, the term second is generally used to refer to any language other than the first language. In one respect this is unfortunate, as the term second when applied to some learning settings, such as those in South Africa involving black learners of English, may be perceived as opprobrious. In such settings, the term ADDITIONAL LANGUAGE ma